SUBJECT INDEX

A

abyssal regions, ocean circulation, A1:32

Acadian Orogeny, muscovite, B4:4

accretion, continental crust, B1:5

acoustic Unit 1, seismic profiles, A1:26

acoustic Unit 2

comparison at Site 1276 and Site 398, A1:28

seismic profiles, A1:26

acoustic Unit 3

comparison at Site 1276 and Site 398, A1:27

seismic profiles, A1:26

acoustic Unit 4

comparison at Site 1276 and Site 398, A1:27

isopach maps, Iberia margin, A1:55

Africa plate. See Iberia/Africa plate boundary

age vs. depth

models, A1:16

Site 398, A1:76

Site 1276, A1:70, 76; A3:266; B11:4, 7, 9; B13:47

Albian

biostratigraphy, A3:79, 84, 88; B13:6–9, 19–20

lithologic units, A1:15; A3:44–50

muscovite, B4:4

nannofossil biostratigraphy, B11:1–9

paleoenvironment, A1:17; B13:19–20

paleoflow directions, B3:1–27

postrift sedimentation, B1:27–28

quartz-feldspar-lithic fragments system, B2:25

quartz-potassium feldspar-plagioclase system histograms, B2:29

sandstone and grainstone, B2:1–47

sedimentation rates, A3:90

sedimentology, B8:5–7

unconformities, B1:13

See also Aptian/Albian boundary

Albian, lower

biostratigraphy, A3:80, 86

clasts, B4:6–7

comparison at Site 1276 and Site 398, A1:27

mica, B4:6–7

rifting phases, B1:11–14

Albian, lower–middle, paleoenvironment, B13:19–20

Albian, middle, biostratigraphy, A3:79, 83, 87; B13:8–9

Albian, upper, biostratigraphy, A3:79, 82

Albian/Cenomanian boundary, biostratigraphy, A3:79, 82, 87

albite

hydrothermal alteration, A3:56–57

lithologic units, A4:7

porphyroblasts, A3:239

alkali feldspar

hydrothermal alteration, A3:56–57

lithologic units, A3:28, 33

porphyroblasts, A3:239

Alleghanian Orogeny, muscovite, B4:4

allochems, photograph, A3:131

Alps, lithology compared with Newfoundland Basin, B9:23–25

alteration

basalt flows, B9:14–15

lithologic units, A4:6–8

photomicrograph, A3:175

See also hydrothermal alteration

alteration, thermal

Rock-Eval pyrolysis, A3:97

sills, B1:23

aluminum

basalt flows, B9:16

black shale, B10:5

lithologic units, A3:54, 98

vs. depth, A3:280

See also barium/aluminum ratio; chromium/aluminum ratio; major elements/aluminum ratio; minor elements/aluminum ratio; nickel/aluminum ratio; trace elements/aluminum ratio; vanadium/aluminum ratio

aluminum oxide

Albian–Turonian sedimentology, B8:7

black shale, B8:16

fine-grained sediments, B8:14

lithologic units, A3:29, 53–54

middle–upper Eocene sedimentology, B8:13

Turonian–uppermost Santonian sedimentology, B8:9

upper Paleocene–middle Eocene sedimentology, B8:12

vs. depth, B8:40

vs. iron oxide, B8:30

vs. magnesium oxide, B8:26

vs. potassium oxide, B8:25, 34

vs. silica, A3:251; B8:31

vs. sodium oxide, B8:27

vs. titanium oxide, B8:28, 33, 37, 39

amalgamated beds, lithologic units, A3:27

Ammodiscidae

biostratigraphy, A1:23

lithologic units, A4:8

analcime, sill zoning, A3:67

anisotropy. See velocity anisotropy

Anomaly M0

crust, B1:15–16

extension rates, B1:20

rift systems, A1:5–6

Anomaly M1, crust, B1:15–16

Anomaly M3

crust, B1:16

origin, A1:11

Anomaly M11, extension rates, B1:20

Anomaly M17

rift systems, A1:5–6

rifting phases, B1:8

Anomaly M20, rifting phases, B1:8

apatite, sill zoning, A3:67

Apennines, lithology compared with Newfoundland Basin, B9:23–25

apophysies, Lower Sill complex, A3:69

Aptian

biostratigraphy, A3:81, 86; B13:6–8

lithologic units, A1:15; A3:46–50, 61–63

quartz-feldspar-lithic fragments system, B2:25

quartz-potassium feldspar-plagioclase system histograms, B2:29

synrift sedimentation, B1:26–27

Aptian, upper

biostratigraphy, A3:80

lithologic units, A3:39–57, 61–63

rifting phases, B1:11–14

sedimentation rates, A3:90

Aptian event, synrift sedimentation, B1:26–27

Aptian/Albian boundary

comparison at Site 1276 and Site 398, A1:27

subcontinental mantle lithosphere, B1:13

argon isotopes, muscovite, B4:1–13

Athy's law, porosity and lithology automatic association with laboratory measurements, B7:4

Atlantic Ocean central N, stratigraphy compared with conjugate Iberia margin, A3:63–64

Atlantic Ocean N

bathymetry, A1:39

Cretaceous paleogeography, B3:18

geology, A1:12–13

Atlantic Ocean western central N, compared with conjugate Iberia margin, A3:57–63

augite, photomicrograph, A3:247, 250

authigenesis

lithologic units, A3:24

photomicrograph, B2:24

Avalon Terrane

continental crust, B1:5

Cretaceous paleolatitude, B15:36

Avalon unconformity, rifting, B1:11

Avalon Uplift, provenance of gravity-flow deposits, B2:5–8

B

barium

black shale, B8:16; B10:5

fine-grained sediments, B8:15

productivity, A3:98; B10:5

vs. depth, B8:55

barium/aluminum ratio

sediments, A3:98

vs. depth, A3:280

Barremian

quartz-potassium feldspar-plagioclase system histograms, B2:29

rifting phases, B1:11–14

sedimentation, A1:12; A3:64

synrift sedimentation, B1:26–27

Barremian, lower

rifting phases, B1:9–11

synrift sedimentation, B1:25–26

Bartonian, biostratigraphy, A3:85–86

basalt flows

geochemistry, B9:14–19, 32

lithologic units, A1:22; A4:4–6

photomicrograph, B9:54–55

basalt flows, massive, lithologic units, B9:8–9, 11–13

basalts

hafnium-thorium-tantalum system, B9:61

niobium-zirconium-yttrium system, B9:58

titanium-zirconium-yttrium system, B9:58, 61

trace elements, B9:59, 62

basalts, aphyric

photograph, A4:17

remanent magnetization, A1:23–24

basalts, brecciated massive, photograph, B9:50

basalts, fractured massive, photograph, B9:49–52

basalts, medium-grained brecciated, photograph, A4:18

basement

Cretaceous, A1:28–29; B9:33

magnetic anomalies, B1:17

rift systems, A1:5–6

SCREECH Transect 2, A5:6

seismic profiles, A1:26

seismic surveys, A4:11–12

basement, serpentinized, Iberia-Galicia margin compared with Newfoundland Basin, B9:20–21

basement, serpentinized ultramafic, lithologic units, B9:5–6

basement ridges, gabbros, A1:32–33

bastite, photograph, A4:14

Bathonian, rifting phases, B1:8

bathymetry, multibeam, SCREECH Transect 2, A5:1–36

bathymetry, Newfoundland margin, A1:47; A5:9–10; B1:47; B2:16; B8:22; B9:42; B13:36; B14:20; B15:18

Bermuda Rise Formation, lithologic units, A3:63

Berriasian

rifting phases, B1:7–9

synrift sedimentation, B1:25–26

bioclastic debris

lithologic units, A3:33–34, 45

photomicrograph, A3:150

bioclasts

fluid inclusions, B5:7–8

lithologic units, A3:22–25

photograph, A3:135

photomicrograph, A3:171

provenance of Eocene sandstone, B2:9–10

sandstone, B2:4–5

bioclasts, porous, photomicrograph, A3:133

biostratigraphic datums, vs. depth, A3:266–267; B13:48

biostratigraphy

Newfoundland Basin, B13:1–53

sedimentation rates, A3:88–90

Site 1276, A1:16–19; A3:73–90

Site 1277, A1:23; A4:8

summary, A3:331

vs. depth, A3:263–265

biotite

lithologic units, A3:27, 37

photomicrograph, A3:152, 174, 206, 208, 223–224; B2:34

sandstone, B2:4–5

biotite, altered, photomicrograph, B2:22

biotite, euhedral, sill/sediment contacts, A3:66

bioturbation

lithologic units, A3:38

X-ray diffraction data, A3:237

black shale

critical events, A1:19, 31

geochemistry, A1:20

hydrothermal alteration, A3:57

lithologic units, A3:42–43, 54–56

multiproxy characterization of geochemistry, B10:1–16

nitrogen isotopes, B10:4

oceanic anoxic events, A3:97–98; B10:5

origin, B8:16–17

paleoenvironment Site 1276, A1:17; B13:20

photograph, A3:186, 191, 213

postrift sedimentation, B1:29–31

redox, A3:98

Rock-Eval pyrolysis, B10:4–5

black shale, finely laminated, origin, A3:55–56

black shale, laminated, photograph, A1:69; A3:193

Blake Ridge Formation, lithologic units, A1:15, 17; A3:63

Blake-Bahama Formation, synrift sedimentation, B1:25–27

Bonarelli event

critical events, A1:18–19; B13:21

postrift sedimentation, B1:27

boreal taxa, paleoenvironment, A1:17

boreholes. See seismic-borehole correlation

breccia

hydrothermal alteration, A3:57

lithologic units, A1:22; A4:5–6

synrift sedimentation, B1:26–27

breccia, basaltic, lithologic units, B9:11–13

breccia, gabbro, lithologic units, B9:5–6

breccia, peridotite, Iberia-Galicia margin compared with Newfoundland margin, B9:20–21

breccia, polymict

lithologic units, A4:6; B9:7–8, 10–11

photomicrograph, B9:53

breccia, serpentinite, Iberia-Galicia margin compared with Newfoundland margin, B9:20

breccia, serpentinized peridotite, Iberia-Galicia margin compared with Newfoundland margin, B9:21

breccia pipes, photograph, A3:254

brecciation, lithologic units, B9:8–9

bryozoans, photomicrograph, A3:151

burrow fills

photomicrograph, B2:20

X-ray imaging, B6:5

burrows

lithologic units, A3:22, 28, 32, 36–37, 41–58

photograph, A1:65; A3:139–140, 142, 144, 153–154, 158–162, 166–167, 173, 177, 227, 239

photomicrograph, A3:233

burrows, elongated, photograph, A3:136

burrows, folded, photograph, A3:259

burrows, mud-filled, photograph, A3:130

C

cadmium, black shale, B8:16; B10:5

calc-siltite, ferruginous, photomicrograph, B9:53, 55

calcite

hydrothermal alteration, A3:57

lithologic units, A3:33, 37; A4:7

Lower Sill complex, A3:69

sill hydrothermal alteration, A3:68

X-ray diffraction data, A3:237

calcite spar

lithologic units, B9:8–9

photograph, A3:172, 227, 236; A4:17–18

calcite spar, "dogtooth," lithologic units, A4:5

calcite spar cement

photograph, A3:196, 228–229; B9:49–52

photomicrograph, B9:54–55

calciturbidites

middle–upper Eocene sedimentology, B8:12–13

upper Paleocene–middle Eocene sedimentology, B8:10–12

calcium, lithologic units, A3:54

calcium oxide

Albian–Turonian sedimentology, B8:8

middle–upper Eocene sedimentology, B8:13

sills, A3:68

vs. depth, B8:45

vs. silica, A3:251

Callovian, rifting phases, B1:6–7

Campanian

biostratigraphy, A3:81, 84, 87; B13:10–12

comparison at Site 1276 and Site 398, A1:27

paleoenvironment, B13:21–22

postrift sedimentation, B1:29–31

quartz-feldspar-lithic fragments system, B2:26

Campanian, lower

lithologic units, A3:30–36, 60–61

sedimentology, B8:10

Campanian, middle–lower Paleogene interval, nannofossil bioevents, B13:45

Campanian, upper

biostratigraphy, A3:78

remanent magnetization, A1:19

carbon, inorganic, sediments, A3:96, 345–348

carbon, organic

black shale, B8:16–17; B10:3–4

sediments, A3:349–355

carbon, total organic

lithologic units, A3:54, 96; B10:11–13

oceanic anoxic events, A3:97–98

postrift sedimentation, B1:27–28

Rock-Eval pyrolysis, A3:97

vs. carbon/nitrogen ratio, B10:8

vs. depth, A1:73; A3:278–281

vs. nitrogen isotopes, B10:9

carbon isotopes, black shale, B10:11–13

carbonate cement, microcrystalline, photomicrograph, B2:22

carbonate cement, poikilotopic

photomicrograph, B2:21

provenance, B2:4–5

carbonate compensation depth

biostratigraphy, A3:76–88; B13:19–25

comparison at Site 1276 and Site 398, A1:27–28

fine-grained sediments, B8:14

lithologic units, A1:15, 17; A3:25, 29–30, 35–36, 43–44, 46, 49–50, 54–56, 62–64

middle–upper Eocene sedimentology, B8:13

postrift sedimentation, B1:31–32

synrift sedimentation, B1:25

carbonate content

sediments, A3:29, 96, 345–348; B10:11–13

upper Paleocene–middle Eocene sedimentology, B8:11–12

vs. depth, A1:73; A3:279

vs. velocity, A3:292

vs. x-direction velocity, A3:293

carbonate lenses, photograph, A3:234

carbonates

deposition, A3:59–60

photomicrograph, A3:175, 223

rifting phases, B1:6–7

synrift sedimentation, B1:25–27

carbonates, authigenic

lithologic units, A3:24

photomicrograph, A3:226

carbonates, lower Campanian–upper Paleocene sedimentology, B8:10

carbonates, pelagic, deposition, A3:62

carbonates, poikilotopic, photomicrograph, A3:206

carbon/nitrogen ratio

black shale, B8:16–17; B10:3–4

sediments, A1:20; A3:96, 349–352; B10:11–13

vs. depth, A1:73; A3:277, 279

vs. total organic carbon, B10:8

Caribbean bioprovince, postrift sedimentation, B1:31

Carnian, rifting phases, B1:6

Carson Basin, rifting phases, B1:6

cataclasites

lithologic units, B9:11–13

remanent magnetization, A1:23–24

cataclasites, foliated, lithologic units, A4:7

cataclasites, gabbro, lithologic units, A1:23

cataclasites, sheared gabbro, photomicrograph, B9:54

cementation

lithologic units, A3:29, 48, 50–52

photograph, A3:235

X-ray imaging, B6:5

Cenomanian

biostratigraphy, A3:81, 86; B13:8–10

comparison at Site 1276 and Site 398, A1:27

lithologic units, A3:41–58

paleoenvironment, B13:20–21

postrift sedimentation, B1:27–28

quartz-feldspar-lithic fragments system, B2:26

quartz-potassium feldspar-plagioclase system histograms, B2:29

sedimentation, A1:12; A3:64

See also Albian/Cenomanian boundary; mid-Cenomanian Event

Cenomanian, upper, sedimentation, A3:63–64

Cenomanian/Turonian boundary

biostratigraphy, A3:79

lithologic units, A3:39

postrift sedimentation, B1:28–31

Cenomanian–Turonian interval, nannofossil bioevents, B13:44

Cenozoic, lower, diagenesis, B8:1–63

Cenozoic, nannofossils, A3:332–334

Central Iberian Zone, rifting phases, B1:6

cerium

basalt flows, B9:16–17

fine-grained sediments, B8:15

lower Campanian–upper Paleocene sedimentology, B8:10

vs. depth, B8:58

chalk, nannofossil, synrift sedimentation, B1:25–27

chilled contacts, relation to Lower Sill complex, A3:69–70

chilled margins

lithologic units, A4:5; B9:8–9

sill/sediment contacts, A3:66

chlorite

basalt flows, B9:14–15

lithologic units, A4:7

Lower Sill complex, A3:69

middle–upper Eocene sedimentology, B8:12–13

sandstone, B2:4–5

sill hydrothermal alteration, A3:68

sill zoning, A3:67

X-ray diffraction data, A3:52, 237

chlorite, magnesian

hydrothermal alteration, A3:56–57

porphyroblasts, A3:239

Chondrites

lithologic units, A3:22–25, 34, 37

photograph, A3:153, 158, 161–162

chromium

basalt flows, B9:16

black shale, B8:16; B10:5

fine-grained sediments, B8:14

lithologic units, A3:29, 32, 35, 54

oceanic anoxic events, A3:98

vs. depth, B8:51

chromium/aluminum ratio

oceanic anoxic events, A3:98

vs. depth, A3:280

Chron C21r

magnetostratigraphy, A3:93–94

remanent magnetization, A1:19

Chron C29r, magnetostratigraphy, A3:93–94

Chron C33r, magnetostratigraphy, A3:93–94

Chron M0, rifting, B1:45–46

Chron M8, extension rates, B1:20

clasts

lithologic units, A1:22; A3:28; A4:5–6

photomicrograph, B2:23

See also bioclasts; intraclasts

clasts, angular altered sheared serpentinized harzburgite, photograph, B9:48

clasts, aphyric basalt, photograph, A4:19

clasts, basalt, photograph, A4:18

clasts, calcareous mud, photograph, A3:215

clasts, calcareous mudstone rip-up, photograph, A3:134, 146

clasts, carbonate, lithologic units, A3:22–25, 33–34

clasts, gabbro

lithologic units, A4:7; B9:10–11

photograph, B9:48

clasts, granules, lithologic units, A3:37

clasts, hyaloclastite, photograph, B9:50

clasts, lithic, photomicrograph, A3:171

clasts, micrite, lithologic units, A3:28

clasts, micritic carbonate lithic, photomicrograph, A3:149

clasts, mud

lithologic units, A3:22–25

photograph, A1:63; A3:220–221

clasts, mudstone, lithologic units, A3:21–25, 58–59

clasts, mudstone rip-up, photograph, A3:132

clasts, muscovite, argon isotopes, B4:1–13

clasts, mylonite, lithologic units, B9:7–8

clasts, rip-up

lithologic units, A3:26–28

photograph, A3:201

clasts, sandstone, photograph, A3:214, 218

clasts, scattered elongate rip-up, photograph, A3:202

clasts, serpentinite, lithologic units, A1:22; B9:7–8

clasts, serpentinite + gabbro, photograph, A4:20, 22

clasts, siltstone, photograph, A3:163

clasts, subangular plutonic, photomicrograph, A3:182

clasts, subrounded mudstone, photograph, A3:132

clasts, subrounded siltstone, photograph, A2:203

clasts, volcanic, photomicrograph, A3:174

clay minerals

Albian–Turonian sedimentology, B8:5–7

photomicrograph, A3:226; B2:33–34

sill zoning, A3:67

X-ray diffraction data, A3:52

clays

photograph, A3:176, 178

photomicrograph, A3:171

clays, hemipelagic, synrift sedimentation, B1:25

claystone

fluid inclusions, B5:7–8

lithologic units, A1:14; A3:21–30, 32–33, 42, 44–48, 58–60

photograph, A3:186, 213, 216, 232

postrift sedimentation, B1:27–28

provenance, B2:4–5

claystone, biosiliceous, postrift sedimentation, B1:31

claystone, bioturbated greenish, photograph, A3:189

claystone, burrowed hemipelagic, photograph, A3:192

claystone, calcareous

photograph, A3:32–33, 161

X-ray imaging, B6:16

claystone, hemipelagic, synrift sedimentation, B1:25

claystone, laminated, photograph, A3:190, 194, 212, 234, 236

claystone, laminated calcareous, lithologic units, A3:42–43

claystone, laminated carbon-rich, photograph, A3:189

claystone, pelagic, postrift sedimentation, B1:29–31

climbing ripple marks, photograph, A3:205

clinoptilolite, lithologic units, A3:30

clinopyroxene

basalt flows, B9:14–15

diabase sills, A3:243

sill zoning, A3:67

Collector anomaly, continental crust, B1:5

color bands

lithologic units, A3:38

photograph, A3:155, 159, 162, 166, 185

compaction

deformation structures, A3:71–73

lithologic units, A3:29, 50–52

mudstone, A1:22

vs. depth, A1:75

compaction, differential, photograph, A3:153–155, 228

compression, in-plane, tectonic models, B9:30

compressional wave velocity

igneous rocks, A4:10–11

sediments, A3:101–104

vs. depth, A3:290–291; B14:22

concretions

lithologic units, A3:38

X-ray imaging, B6:5

See also microconcretions

concretions, carbonate

lithologic units, A3:22–25

photograph, A3:231

photomicrograph, A3:233

concretions, pyrite, photograph, A3:164, 230

concretions, septarian, photograph, A3:236

concretions, siderite, fluid inclusions, B5:13–14

conglomerate

lithologic units, B9:7–8, 10–11

photomicrograph, B9:53

See also microconglomerate

conglomerate, carbonate granule, lithologic units, A3:26–28

conglomerate, chaotic mud-clast, photograph, A1:64; A3:220–221

conglomerate, graded, photograph, A3:146

Coniacian

biostratigraphy, A3:78

comparison at Site 1276 and Site 398, A1:27

conjugate margins, lithostratigraphy, A1:71; A3:57–63, 241; B2:19; B4:11

continental breakup

Aptian, A3:53

seafloor spreading, B9:1–69

tectonic models, B9:31–33, 66–67

continental margins. See conjugate margins

contorted bedding

photograph, A1:66; A3:222

structure, A3:168

convoluted bedding, photograph, A1:67; A3:49, 196, 205, 217–218, 225, 230

cooling units, paleosecular variations, B15:10–11

copper

black shale, B8:16; B10:5

Turonian–uppermost Santonian sedimentology, B8:9

vs. depth, B8:57

core barrels, magnetic vs. nonmagnetic comparison, A3:94–95

core samples, three-dimensional X-ray CT images, B6:19–20

cores. See seismic-core correlation

correlation

Albian–Turonian sedimentology, B8:8

lithologic units, A3:111–112

lower Campanian–upper Paleocene sedimentology, B8:10

sills, A3:112–113

Turonian–uppermost Santonian sedimentology, B8:9

upper Paleocene–middle Eocene sedimentology, B8:12

cracks, photograph, A4:26

crenulations

lithologic units, A3:21–25

photograph, A3:136–137

Crescent Peaks Member, postrift sedimentation, B1:30

Cretaceous

biostratigraphy, A1:16

paleoceanography, A1:28–29

paleogeography, B3:18

paleolatitude, B15:1–37

palynomorph biostratigraphy, A3:86–87

provenance of gravity-flow deposits, B2:5–8

radiolarian biostratigraphy, A3:87–88

Cretaceous, Lower

foraminiferal biostratigraphy, A3:82–83

geology, A1:12–13

nannofossil biostratigraphy, A3:79–80

quartz-feldspar-lithic fragments, B2:30

rifting phases, B1:6–7

seafloor, B9:1–69

Cretaceous, Upper

foraminiferal biostratigraphy, A3:81–82

multicolored mudstone, A1:31–32

nannofossil biostratigraphy, A3:78–79

unconformities, A3:74

Cretaceous Normal Superchron

magnetostratigraphy, A3:94

remanent magnetization, A1:19; A3:92

Cretaceous/Tertiary boundary

biostratigraphy, B13:12–13

critical events, A1:18, 32

lithologic units, A3:34–35

nannofossil biostratigraphy, A3:77–78

photograph, A3:177

critical events, stratigraphy, A1:17–19

cross laminations

lithologic units, A3:27–28, 33–34

photograph, A3:143, 165–166, 188, 197–198

photomicrograph, A3:226

crust

geophysical surveys, A1:6–7

SCREECH Transect 2, A5:6

thinning, A1:11

crust, continental

rift systems, A1:5–6

SCREECH Transect 2, A5:6

crust, prerift, continental crust, B1:5

crust, transitional, origin, A1:11–12

Curie temperature

Cretaceous, B15:9

peridotites, B1:17

current ripples, photograph, A3:184

current-ripple cross laminations, photograph, A3:188

current-ripple laminations, lithologic units, A3:27

Cyclamminidae

biostratigraphy, A1:23

lithologic units, A4:8

D

Danian

biostratigraphy, A3:77, 86

critical events, A1:18

See also Cretaceous/Tertiary boundary

debris flows

lithologic units, A1:14; A3:25

lithostratigraphy, A3:58–59, 62

photograph, A3:215, 222

debris flows, sandy, photograph, A3:134

debris flows, silty, photograph, A2:203, 205

deformation

Iberia-Galicia margin compared with Newfoundland margin, B9:20–21

photograph, A4:21

deformation, ductile

photograph, A3:219

structures, A3:71–73

tectonic models, B9:26–28

deformation, late-stage brittle, tectonic models, B9:29–30

deformation, plastic, photograph, A3:157, 221

deformation, syndepositional

lithologic units, A3:27

photograph, A3:147

deformation structures

dip, A3:71–73

lithologic units, A3:71–73

vs. depth, A3:256

demagnetization

Cretaceous, B15:27–32

sediments, A3:90–93

Zijderveld diagrams, A3:270, 274; A4:9, 30; B15:19–21

demagnetization, alternating-field, discrete samples, B15:7–8

demagnetization, thermal, discrete samples, B15:7–8

density

igneous rocks, A1:24; A4:10

lithology automatic association with laboratory measurements, B7:1–21

sediments, A3:99–101

seismic-borehole correlation, A3:107–108

seismic-core correlation, B14:6–9

density, bulk

sediments, A1:21

time-depth conversion, A3:108–110

vs. depth, A1:74; A3:283–286; A4:31; B7:14; B14:22

density, gamma ray attenuation bulk, time-depth conversion, A3:108

density, grain, vs. depth, A3:285–286; A4:31; B7:14

deposition, hemipelagic, lithostratigraphy, A3:58–59, 64

deposition, lithologic units, A3:25, 29–30, 35–36, 38–39, 43–44, 46, 49–50

dewatering, lithologic units, A3:36–37

diabase

lithologic units, A1:15

magnetization, B15:9–10

diabase, aphyric, petrology, A3:65–70

diabase, massive, sill zoning, A3:67

diagenesis

data, B7:21

geochemistry, B8:1–63

lithologic units, A1:14; A3:24, 29, 35, 38, 50–52

photograph, A3:155, 159, 162, 176, 227, 234–235

See also cementation; compaction; lithification

diatoms, biostratigraphy, A3:88

dikes, alkaline, postrift magmatism, B1:24

dikes, sedimentary, photograph, A3:144

dinoflagellate datums, distribution, A3:338

dinoflagellates, biostratigraphy vs. depth, B13:41–43

dip

deformation structures, A3:71–73

paleocurrents, B3:1–27

reflections, B3:24

vs. depths of core tops, B3:20

dissolution

biostratigraphy, A3:76

lithologic units, A3:35

nannofossils, B13:6–25

photomicrograph, B2:20

dolomicrite, photomicrograph, A3:233

dolomite, deposition, A3:62

dropstone, glacial, photograph, A4:19

dunites, lithologic units, A1:23

E

echinoderms

lithologic units, A3:22–25

provenance of Eocene sandstone, B2:10

echinoid spines, photomicrograph, A3:223

Eocene

benthic foraminifers, B12:1–8

muscovite, B4:4

paleoenvironment, B13:23

provenance of sandstone, B2:9–10

quartz-feldspar-lithic fragments system, B2:27

quartz-potassium feldspar-plagioclase system histograms, B2:29

remanent magnetization, A1:19

sandstone and grainstone, B2:1–47

See also Paleocene/Eocene boundary; Paleocene/Eocene Thermal Maximum; Paleocene–Eocene transition

Eocene, lower

biostratigraphy, A3:85; B13:17

lithologic units, A3:25–30, 59–60

sedimentation rates, A3:89

Eocene, lower–middle, sedimentation, A3:63

Eocene, middle

biostratigraphy, A3:75, 80, 85, 87; B13:17–19

comparison at Site 1276 and Site 398, A1:28

lithologic units, A1:15; A3:21–30, 58–60

lithostratigraphy, A3:58–60

magnetostratigraphy, A3:93–94

photograph, A3:144

postrift sedimentation, B1:31–33

sedimentation, A3:63

sedimentation rates, A3:89

sedimentology, B8:10–17

Eocene, middle–upper, comparison at Site 1276 and Site 398, A1:28

Eocene, upper

biostratigraphy, A3:75, 83

lithologic units, A3:21–25, 58–59

sedimentology, B8:12–13

Eocene–lower Oligocene sequence, sedimentation, A1:12

epeirogeny, rifting phases, B1:6

epiclastics, Paleocene, B2:8

Estremadura Spur, rift systems, A1:5–6

ethane

sediments, A3:95

vs. depth, A1:73; A3:277

See also methane/ethane ratio

Europe, Cretaceous paleolatitude, B15:36

evaporites, rifting phases, B1:8

exhumation, mantle, B1:9–11; B9:1–69

extension

continental crust, A5:36

crust, A1:11–12

rates, B1:19–20

rift systems, A1:4–6

rifting phases, B1:6–15

tectonic models, B9:26–28

extension, intraplate, rifting, B1:12–15

extension, transitional, magnetic anomalies, B1:15–21

F

fabric

equal-area rose diagrams, B3:21–22

lithologic units, A4:7

fabric, grain, planar laminations, B3:26–27

fabric, mylonite, photograph, A4:26

fault gouge, lithologic units, A4:7

faulting, tectonic models, B9:30–31

faults

deformation structures, A3:71–73

SCREECH Transect 2, A5:6; B1:7

seismic profiles, A1:26

faults, conjugate normal, photograph, A3:258

faults, detachment, lithologic units, B9:7–8

faults, normal

deformation structures, A3:71–73

lithologic units, A3:21–25

rifting, B1:12

faults, reverse, photograph, A3:138, 262

faults, soft-sediment, sediments, A3:29

faults, syndepositional, lithologic units, A3:35

fecal pellets

lithologic units, A3:22–25

photograph, A3:232

photomicrograph, A3:171, 233

feldspar

lithologic units, A3:37

photomicrograph, A3:181, 206; B2:21

feldspar, sericitized, photomicrograph, A3:182

ferrogabbro, postrift magmatism, B1:24

fish bones, biostratigraphy, A3:88

fish teeth, biostratigraphy, A3:88; B13:19

fissures, lithologic units, B9:11–13

fissures, neptunian

lithologic units, A4:4–6

photograph, A4:23

Flemish Cap

provenance of gravity-flow deposits, B2:5–8

rift systems, A1:4–6; B1:9

Flemish Cap Graben, rift systems, A1:4–6

Flemish Hinge, rift systems, A1:5–6

Flemish Pass Basin

rift systems, A1:4–6

rifting phases, B1:6

fluid inclusions

petrography, B5:7–14

quartz, B5:1–21

folds

axial plane, A3:259

deformation structures, A3:71–73

lithologic units, A3:24

photograph, A3:136–137, 219

See also microfolds

folds, asymmetric

deformation structures, A3:72–73

photograph, A3:261

folds, chevron-type

axial planes, A3:257

photograph, A3:257

folds, recumbent, photograph, A3:179

folds, similar, lithologic units, A3:48

folds, soft-sediment, sediments, A3:29

folds, synsedimentary

lithologic units, A3:45

photograph, A3:148

foliation

lithologic units, A4:7–8

photograph, A4:26

foliation, high-temperature, photograph, A4:14, 27

foliation, mylonitic, lithologic units, A4:7–8

foraminiferal datums, distribution, A3:339

foraminiferal zoning, vs. age, B13:37–40

foraminifers

biostratigraphy, A1:16

lithologic units, A3:22–25, 28, 42

photomicrograph, B2:20

provenance of Eocene sandstone, B2:10

foraminifers, agglutinated, photomicrograph, A3:183

foraminifers, agglutinated benthic, photograph, A4:19

foraminifers, benthic

biostratigraphy, A1:23; A3:83–84; A4:31

distribution, A3:336

Eocene, B12:1–8

lithologic units, A3:26–28

photomicrograph, A3:149–151

postrift sedimentation, B1:31

foraminifers, planktonic

biostratigraphy, A3:80–83; B13:1–53

biostratigraphy vs. depth, B13:41–43

photomicrograph, A3:133, 150, 171, 209

fractures

lithologic units, A1:23; A4:4–8

photograph, A4:18, 20

fractures, calcite-filled, photograph, A4:24

G

gabbro clasts, lithologic units, A1:22

gabbro grains, photograph, A4:24

gabbros, altered

lithologic units, A4:5–6

photograph, A4:21; B9:46

gabbros, foliated, photograph, A4:21

gabbros, tectonized, lithologic units, A4:6–7

Galicia Bank

lithology comparison with Newfoundland margin, B9:19–22

lithostratigraphy, A3:58–63

rift systems, A1:4–6; B1:9–15

seismic profiles, A1:26

Galicia Interior Basin

rift systems, A1:4–6

rifting phases, B1:6

Galicia margin

seismic profiles, B1:50–51

See also Iberia-Galicia margin

gamma rays

sediments, A1:21; A3:105–106

vs. depth, A1:74; A3:299–303; B7:16

gateways, geology, A1:12–13

geochemistry

diagenesis, B8:1–63

multiproxy characterization of black shales, B10:1–16

shale composite, B8:59

Site 1276, A1:20–21; A3:95–98

Site 1277, B9:68–69

geochronology, Newfoundland Basin, B4:1–13

geology, rift systems, A1:4–6; B1:1–55

geophysical data, marine, SCREECH Transect 2, A5:1–36

geophysical surveys, crust, A1:6–7

Gibraltar. See Newfoundland-Gibraltar Fracture Zone

glauconite

lithologic units, A3:26–28, 33–34, 37

photograph, A3:131, 149

photomicrograph, A3:152, 182, 223; B2:20

sandstone, B2:5

glauconite, epigenetic, photomicrograph, A3:150

Globotruncana orientalis, photomicrograph, A3:171

goethite, lithologic units, A3:38

grabens, photograph, A3:258

graded bedding

lithologic units, A3:26–60

photograph, A1:65; A3:131–132

grain size, sediments, B7:18, 20

grainstone

lithologic units, A3:21–28, 33–34, 48–49, 60–61

petrography, B2:4–5

petrology, B2:1–47

photograph, A3:131, 154–156, 165

photomicrograph, A3:133, 149–151, 171, 209

grainstone, carbonate, photograph, A3:142–145, 163, 166

grainstone, carbonate cement, photomicrograph, A3:149, 151

grainstone, graded, photograph, A3:138–142, 144, 146, 176, 178

grainstone, laminated, photograph, A3:131, 141–142

grainstone, massive poorly sorted, photograph, A1:63

grainstone, middle-grained, fluid inclusions, B5:11–12

grainstone, muddy matrix, photomicrograph, A3:149–150

grainstone, planar-laminated carbonate, photograph, A1:66; A3:163, 169

grainstone, recrystallized, petrology, A3:65–66

grainstone, redeposited graded, photograph, A3:132

Grand Banks

continental crust, B1:5

geochronology, B4:1–13

magnetic Anomaly M1, A1:43–44

rift systems, A1:4–6

Grand Banks-Iberia platform, rifting phases, B1:6

granule grade base, photograph, A3:200

granules, carbonate, photograph, A3:134–135, 145, 234

granulestone

lithologic units, B9:8

photograph, B9:49

gravity anomalies, maps, A5:35

gravity surveys, SCREECH Transect 2, A5:1–36

gravity-flow deposits

biostratigraphy, B13:24–25

lithologic units, A1:14; A3:37–38, 42, 61–62, 64

passive margins, B2:1–47

photograph, A1:67; A3:217, 219, 230

postrift sedimentation, B1:29–31

Greenland. See Norwegian-Greenland Sea

H

hafnium-thorium-tantalum system, basalts, B9:61

harzburgites, lithologic units, A1:23

harzburgites, serpentinized

lithologic units, B9:5–6

tectonic models, B9:25–26

harzburgites, serpentinized brecciated, photograph, B9:46

harzburgites, serpentinized spinel, mantle exhumation, B1:14–15

Hatteras Formation, sedimentation, A1:12; A3:64

Hauterivian

quartz-potassium feldspar-plagioclase system histograms, B2:29

rifting phases, B1:8

synrift sedimentation, B1:25–27

Helicodromites (?), lithologic units, A3:22–25

Hettangian, rifting phases, B1:6

hexane, sediments, A3:95

hiatuses

biostratigraphy, B13:24–25

comparison at Site 1276 and Site 398, A1:27–28

lithologic units, A1:14–15

sedimentation, A1:13

Hibernia Field, provenance of gravity-flow deposits, B2:6

Horseshoe Basin, rifting phases, B1:6

hyaloclastite

lithologic units, A4:4–6

photograph, A4:17, 19, 23; B9:50–52

photomicrograph, B9:54–55

hydrocarbons

headspace gases, A3:342–344

sediments, A3:353–355

hydrocarbons, volatile, sediments, A3:95

hydroclastite, lithologic units, B9:11–13

hydrogen, sediments, A3:96, 349–352

hydrogen index

black shale, B10:4–5

sediments, A3:353–355

vs. depth, A3:281

vs. oxygen index, B10:10

hydrothermal alteration

photograph, A1:68; A3:238–240

photomicrograph, A3:246

sediments, A3:56–57

sills, A3:68

See also alteration

hysteresis, igneous rocks, B15:25

I

Iberia Abyssal Plain

lithology comparison with Newfoundland margin, B9:19–22

rift systems, A1:4–6

Iberia margin

compared with western central North Atlantic, A3:57–63

rift systems, A1:1–78

stratigraphy compared with central Atlantic Ocean N, A3:63–64

stratigraphy comparison with Site 1276, A1:24–28

See also Grand Banks-Iberia platform; Newfoundland-Iberia rift

Iberia/Africa plate boundary, postrift magmatism, B1:24

Iberia-Galicia margin, lithology comparison with Newfoundland margin, B9:19–22

Iberia-Newfoundland rift

lithology compared with Alps and Apennines, B9:23–25

lithology compared with Iberia-Galicia margin, B9:19–22

ichthyoliths, biostratigraphy, A3:88

igneous petrology

Site 1276, A1:15; A3:64–70

Site 1277, A4:3–8

igneous rocks, hysteresis, B15:25

igneous-sedimentary cover, lithologic units, B9:6–14

illite

fine-grained sediments, B8:14

lithologic units, A3:32

middle–upper Eocene sedimentology, B8:12–13

X-ray diffraction data, A3:237

illite/smectite mixed minerals

fine-grained sediments, B8:14

X-ray diffraction data, A3:52

inoceramids, biostratigraphy, A3:88

intergrowths, lithologic units, A4:7

intergrowths, muscovite/quartz, photomicrograph, B2:22

intraclasts

lithologic units, A3:42, 45

provenance of Eocene sandstone, B2:10

intraclasts, mudstone, photomicrograph, A3:207

intraparticles, photomicrograph, B2:20

intrusions, sill injection, B1:22

intrusive rocks, photomicrograph, A3:255

iron

basalt flows, B9:16

lithologic units, A3:35, 54

iron oxide

Albian–Turonian sedimentology, B8:8

black shale, B8:16

lithologic units, A3:33, 38

vs. aluminum oxide, B8:30

vs. depth, B8:43

vs. manganese oxide, B8:32

iron oxides, photograph, A3:194

isopach maps

acoustic Unit 4, A1:55

U-basement, A1:52

J

J-anomaly

Mesozoic crust, B1:15–16

SCREECH Transect 2, A5:5

Jeanne d'Arc Basin, rifting phases, B1:6, 11

Jurassic, Lower, rifting phases, B1:6

Jurassic, Middle, rifting phases, B1:6–9

Jurassic, quartz-feldspar-lithic fragments system, B2:31

K

kaolinite

fine-grained sediments, B8:14

lithologic units, A3:33

Lower Sill complex, A3:69

photomicrograph, B2:24

sill zoning, A3:67

X-ray diffraction data, A3:52, 237

kerogen

Rock-Eval pyrolysis, A3:97

sediments, A3:353–355

vs. depth, A3:281

Kimmeridgian, rifting phases, B1:6–7

Koenigsberger ratio, diabase sills, A3:340–341

L

laminations

photograph, A1:65; A3:137, 139, 172, 176, 203, 205

photomicrograph, B9:53

X-ray imaging, B6:4

See also convoluted bedding; crenulations; cross laminations; parallel laminations; planar laminations; swirled laminations; wavy laminations

laminations, anastomosing, photograph, A3:143

laminations, botryoidal, lithologic units, B9:13–14

laminations, crenulate, lithologic units, A3:24

laminations, crenulate convolute, lithologic units, A3:24

laminations, deformed, photograph, A3:138

lava, lithologic units, B9:8–9

Leg 210, drilling and coring summary, A1:78

lepispheres, lithologic units, A3:24

limestone, micritic, photomicrograph, A3:150

lithic fragments

histograms, B2:28

lithologic units, B9:13–14

sandstone, B2:4–5

lithification, pore water, A3:98

lithologic units

correlation, A3:111–112; B7:13

seismic-core correlation, B14:1–6, 11–16

Site 1276, A1:13–15; A3:21–64

Site 1277, A1:22–23; A4:4–8

summary, A3:316–317

Unit 1, A3:21–25, 58–59; A4:4–6

Unit 2, A3:25–30, 59–60; A4:6–8

Unit 3, A3:30–36, 60–61

Unit 4, A3:36–39, 61

Unit 5, A3:39–57, 61–63

volcaniclastics, B9:5–14

lithology

automatic association with laboratory measurements, B7:1–21

Lower Sill complex, A3:70

sediments, B7:19

vs. depth, A3:263–265

lithosphere. See also mantle lithosphere

lithosphere, exhumed, Iberia-Galicia margin compared with Newfoundland margin, B9:19–20

lithostratigraphy

conjugate margins, A3:57–63

Iberia-Galicia margin, A1:71; A3:241

lower sill units and intervening sediments, A3:253

Site 398, B2:18

Site 1276, A1:13–15, 61; A3:20–64; B3:16; B8:24

Site 1277, A1:22–23; A4:15–16; B9:44–45

vs. depth, A3:127–129; B2:17

load casts

bedding, A3:168

See also microload casts

load structures, lithologic units, A3:33–34

Lusitanian Basin

rift systems, A1:4–6

rifting phases, B1:6

Lutetian, biostratigraphy, A3:85–86

M

Maastrichtian

biostratigraphy, A3:78, 80, 84; B13:11–12

quartz-feldspar-lithic fragments system, B2:26

quartz-potassium feldspar-plagioclase system histograms, B2:29

Maastrichtian, middle–upper, photomicrograph, A3:171

Maastrichtian, upper, biostratigraphy, A3:81

mafic rocks, Iberia-Galicia margin compared with Newfoundland margin, B9:21–22

maghematization, peridotites, B1:18

magmatic fingers, Lower Sill complex, A3:69–70

magmatism, rifts, B1:1–55

magmatism, postrift, rifting, B1:21–24

magnesium, lithologic units, A3:54

magnesium oxide

Albian–Turonian sedimentology, B8:7

black shale, B8:16

lithologic units, A3:29

vs. aluminum oxide, B8:26

vs. depth, B8:48

vs. titanium oxide, B8:29

magnetic anomalies

maps, A5:34

serpentinization, B1:17–19

source, B1:16–17, 52

transitional extension, B1:15–21

magnetic Anomaly M0

comparison at Site 1276 and Site 398, A1:27

rifting reconstruction, A1:41–42

magnetic Anomaly M1, reflections, A1:43–44

magnetic Anomaly M3

comparison at Site 1276 and Site 398, A1:27

structural asymmetries, A1:57

magnetic declination

Cretaceous, B15:27–32

samples, A4:37

magnetic inclination

magnetic vs. nonmagnetic core barrel comparison, A3:94–95

vs. depth, A3:269, 272–273, 276; A4:29; B15:22–23

magnetic inclination, mean, Cretaceous, B15:35

magnetic intensity

Cretaceous, B15:27–32

magnetic vs. nonmagnetic core barrel comparison, A3:94–95

peridotites, B1:18

samples, A4:37, 39

sediments, A1:19; A3:90–93

vs. depth, A3:269, 271–273, 275; A4:29

magnetic surveys, SCREECH Transect 2, A5:1–36

magnetic susceptibility

samples, A4:38–39

sediments, A1:19, 21; A3:90–92, 106–107, 340–341

vs. depth, A3:268, 271–273, 299–302, 304–306; A4:29

magnetite

diabase, A1:15

diabase sills, A3:243

Lower Sill complex, A3:69

sill zoning, A3:67

magnetization, age, B15:9–10

magnetostratigraphy, lithologic units, A3:93–94

major elements

fine-grained sediments, B8:60–63

sediments, A3:323–328

sills, A3:68–69, 330

volcaniclastics, B9:68–69

major elements/aluminum ratio, black shale, B10:16

manganese, lithologic units, A3:35, 54

manganese hydroxides, lithologic units, A3:38

manganese oxide

Albian–Turonian sedimentology, B8:8

fine-grained sediments, B8:14

lithologic units, A3:33, 53–54

lower Campanian–upper Paleocene sedimentology, B8:10

middle–upper Eocene sedimentology, B8:13

vs. depth, B8:47

vs. iron oxide, B8:32

manganite, lithologic units, A3:38

mantle, exhumation, B1:9–11; B9:1–69

mantle lithosphere, subcontinental, continental breakup, B9:1–69

maps

gravity anomalies, A5:35

magnetic anomalies, A5:34

tectonic terranes, B2:32

transects, A1:45–46

marble, hydrothermal alteration, A3:56–57

marlstone

lithologic units, A3:26–28, 32–33, 41–42, 46–47

photograph, A1:66; A3:162, 177

postrift sedimentation, B1:27–28

marlstone, iron-stained, photomicrograph, A3:152

marlstone, laminated, photograph, A3:191

mass flow deposits

lithologic units, A4:5–6; B9:8–11

photograph, A4:20

structure, A3:168

synrift sedimentation, B1:26–27

mass flow deposits, ductile, photograph, A3:179

mass flow deposits, serpentinite, tectonic models, B9:28

mass flow deposits, subaqueous, photograph, A3:132, 146–147, 157, 214

matrix, chloritic, photograph, A4:21

matrix, sparry calcite, photograph, A4:22–23

Mauzy Ridge, lithostratigraphy, A1:22

maximum angular deviation, sediment magnetization, A3:340–341

median destructive field

remanent magnetization, A1:24

samples, A4:39

Meguma Terrane

continental crust, B1:5

geochronology, B4:1–13

melting, peridotites, B1:14–15

Mesozoic

diagenesis, B8:1–63

nannofossils, A3:335

metagrainstone, sill/sediment contacts, A3:66

metals, sediments, A3:98

metamorphic petrology

Site 1276, A1:15; A3:64–70

Site 1277, A4:3–8

metamorphism, contact lithologic units, A1:14

metamorphism, hydrothermal, sills, B1:23

metasedimentary rocks, photomicrograph, B2:22–23

methane

pore water, A3:98

sediments, A1:20; A3:95

vs. depth, A1:73, 75; A3:277–278, 289

methane/ethane ratio, sediments, A3:95

methods, automatic, association of lithologic type with laboratory measurements, B7:1–21

mica

lithologic units, A3:27, 37

X-ray diffraction data, A3:237

micrite

lithologic units, A3:26–28

photograph, A3:208

photomicrograph, A3:209, 224

microconcretions, carbonate, photograph, A3:235

microconglomerate, lithologic units, A3:45

microflame structures, photograph, A3:199

microfolds, photograph, A3:170

microfossil zones, vs. depth, A3:263–265

microlites. See plagioclase microlites

microload casts, photograph, A3:212

microphenocrysts, basalt flows, B9:14–15

microspar

lithologic units, A3:42, 50–52

photomicrograph, A3:209

microthermometry, fluid inclusions, B5:1–21

mid-Cenomanian Event

oceanic anoxic events, A1:20

postrift sedimentation, B1:27

miliolids, photomicrograph, A3:133

mineralogy, basalt flows, B9:14–15

minor elements/aluminum ratio, black shale, B10:16

mollusk fragments

lithologic units, A3:22–25

sandstone, B2:5

molybdenum, black shale, B8:16; B10:5

monzodiorite, postrift magmatism, B1:24

mottling, lithologic units, A3:24, 35, 44–45

mudrock

Albian–Turonian sedimentology, B8:5–7

lithologic units, A1:14; A3:23, 28–29, 32–33, 42, 46–50, 58–63

lower Campanian–upper Paleocene sedimentology, B8:10

middle–upper Eocene sedimentology, B8:12–13

upper Paleocene–middle Eocene sedimentology, B8:10–12

X-ray diffraction data, A3:237

mudrock, bioturbated, photograph, A3:187

mudrock, porphyroblastic, photograph, A1:68; A3:238–239

mudstone

lithologic units, A1:14; A3:22–30, 32–33, 37–38, 44–48, 58–60

photograph, A3:140, 142, 154, 177, 184–186, 188, 194, 201–202, 222

postrift sedimentation, B1:27–28

upper Paleocene–middle Eocene sedimentology, B8:10–12

mudstone, burrowed, photograph, A3:165, 239–240, 261

mudstone, calcareous

lithologic units, A3:41

photograph, A3:160, 191, 211

mudstone, graded

lithologic units, A3:41–42

photograph, A3:190, 195

mudstone, greenish brown, lithologic units, A3:21–25, 58–59

mudstone, hematitic sandy, photomicrograph, A3:181

mudstone, high-porosity low-velocity, undercompacted systems, A3:101

mudstone, laminated, photograph, A3:235

mudstone, massive

photograph, A3:192, 210

X-ray imaging, B6:18

mudstone, massive sandy, photograph, A3:134–135

mudstone, multicolored, Upper Cretaceous, A1:31–32

mudstone, sandy, lithologic units, A3:21–25, 32–33, 36–37, 58–59

mudstone, silty, photograph, A3:158

muscovite

argon isotopes, B4:1–13

lithologic units, A3:37

photograph, A3:208, 223

photomicrograph, B2:20

provenance, B4:3–5

sandstone, B2:4–5

mylonites, lithologic units, A4:5–8

mylonites, serpentinite, lithologic units, A1:23

N

nannofossil bioevents

Cenomanian–Turonian interval, B13:44

middle Campanian–lower Paleogene interval, B13:45

Paleocene–Eocene transition, B13:46

nannofossil datums

distribution, A3:338–339

sedimentation rates, A3:89

nannofossil zoning, vs. age, B13:37–40

nannofossils

biostratigraphy, A1:16

preservation, B13:6–25

nannofossils, calcareous

biostratigraphy, A3:75–80; B11:1–9; B13:1–53

biostratigraphy vs. depth, B13:41–43

distribution, B11:8

nannofossils, Cenozoic, distribution, A3:332–334

nannofossils, Mesozoic, distribution, A3:335

Newfoundland Basin

Albian paleoflow, B3:1–27

biostratigraphy, B13:1–53

geology, A1:1–78

quartz fluid inclusions, B5:1–21

rifting, B1:11–15

Newfoundland continental rise, seismic profiles, A1:48–50

Newfoundland margin

bathymetry, A1:47

continental breakup, B9:1–69

Cretaceous paleolatitude, B15:1–37

geochemical evidence for sedimentation, B8:1–63

geochronology, B4:1–13

geology, A1:1–78; B1:1–55

rift systems, A1:5–6

seismic profiles, A1:51

See also Iberia-Newfoundland rift

Newfoundland nonvolcanic rifted margin, marine geophysical data, A5:1–36

Newfoundland Seamounts

age, B1:21

rifting phases, B1:8

Newfoundland-Gibraltar Fracture Zone, postrift magmatism, B1:24

nickel

fine-grained sediments, B8:14

lithologic units, A3:29, 54

Turonian–uppermost Santonian sedimentology, B8:9

upper Paleocene–middle Eocene sedimentology, B8:12

vs. depth, B8:52

nickel/aluminum ratio

oceanic anoxic events, A3:98

vs. depth, A3:280

niobium

basalt flows, B9:16

lower Campanian–upper Paleocene sedimentology, B8:10

niobium anomaly, basalt flows, B9:16–19, 33

niobium/yttrium ratio

basalt flows, B9:16

vs. zirconium/titanium ratio, B9:56

vs. zirconium/yttrium ratio, B9:63

niobium-zirconium-yttrium system, basalts, B9:58

nitrogen

sediments, A3:96, 349–352

See also carbon/nitrogen ratio

nitrogen isotopes

black shale, B10:4, 11–13

vs. total organic carbon, B10:9

nodules, photograph, A3:232

nodules, carbonate, lithologic units, A3:51

nodules, limestone, lithologic units, A3:51–52

nodules, pyrite, lithologic units, A3:35

Norian, rifting phases, B1:6

North America, Cretaceous paleolatitude, B15:36

Norwegian-Greenland Sea, comparison at Site 1276 and Site 398, A1:28

Nova Scotia, muscovite, B4:4

O

ocean basins, rifting phases, B1:6

ocean circulation, abyssal regions, A1:32

ocean floors, SCREECH Transect 2, A5:6

oceanic anoxic Event 2, lithologic units, A3:43

oceanic anoxic events

black shale, A3:97–98; B10:5; B13:21

critical events, A1:18–19, 31; A3:54–55, 97–98

postrift sedimentation, B1:27–28

See also Bonarelli event; Paquier events

Oligocene, lower

biostratigraphy, A3:85; B13:17–19

lithologic units, A3:21–25, 58–59

lithostratigraphy, A3:58–59

paleoenvironment, B13:23–24

postrift sedimentation, B1:32–33

Oligocene, remanent magnetization, A1:19

olivine

diabase, A1:15

Lower Sill complex, A3:69

sill zoning, A3:67

opal

lithologic units, A3:33

lower Campanian–upper Paleocene sedimentology, B8:10

opal-A

lithologic units, A3:30

middle–upper Eocene sedimentology, B8:12

opal-CT, lithologic units, A3:24, 30

organic debris, lithologic units, A3:42

organic matter

black shale, B10:4–5

Rock-Eval pyrolysis, A3:97

sediments, A1:20; A3:353–355

vs. depth, A3:281

orthopyroxene, altered, photograph, A4:14

orthopyroxene, lithologic units, A4:7

ostracode shells

lithologic units, A3:22–25

photomicrograph, A3:151

Oxfordian, rifting phases, B1:6–7

oxidation

lithologic units, A3:29; B8:17

photograph, A3:185, 194

oxygen index

black shale, B10:4–5

vs. hydrogen index, B10:10

oxygen isotopes, peridotites, B1:17

oxygen-minimum zones, deposition, A3:62

P

paleoceanography

Cretaceous, A1:28–29

lithologic units, A3:25, 29–30, 35–36, 38–39, 43–44, 46, 49–50

paleoenvironment, A1:17

sedimentation, A1:12–13

paleoceanography, abyssal, gateways, A1:16

Paleocene

muscovite, B4:4

paleoenvironment, B13:22–23

photomicrograph, A3:171

postrift sedimentation, B1:28–31

provenance of volcanic sand, B2:8–9

quartz-feldspar-lithic fragments system, B2:27

quartz-potassium feldspar-plagioclase system histograms, B2:29

sandstone and grainstone, B2:1–47

seafloor spreading, A1:12–13

sedimentation, A3:63–64

See also Cretaceous/Tertiary boundary

Paleocene, lower

biostratigraphy, A3:86, 88; B13:13–14

remanent magnetization, A1:19

Paleocene, upper

biostratigraphy, A3:81, 86; B13:14–15

lithologic units, A3:25–36, 59–61

lithostratigraphy, A3:59–61

magnetostratigraphy, A3:93–94

postrift sedimentation, B1:31

sedimentology, B8:10–12

Paleocene/Eocene boundary

biostratigraphy, B13:15–16

critical events, A1:17–18

nannofossil biostratigraphy, A3:76–77

Paleocene/Eocene Thermal Maximum

biostratigraphy, A3:76; B13:15–16

critical events, A1:17–18, 32

Paleocene–Eocene transition, nannofossil bioevents, B13:46

paleoclimatology

lithologic units, A1:14–15; A3:38

Paleocene/Eocene Thermal Maximum, A1:17–18

paleocurrents, turbidity currents, B3:1–27

paleodepth, abyssal, benthic foraminifers, A3:83

paleoenvironment, paleoceanography, A1:17

paleoflow directions, turbidity currents, B3:1–27; B4:5

Paleogene

biostratigraphy, A1:16

foraminiferal biostratigraphy, A3:80–81

nannofossil biostratigraphy, A3:75–76

palynomorph biostratigraphy, A3:85–86

radiolarian biostratigraphy, A3:87–88

paleogeography

Cretaceous, B3:18

quartz-feldspar-lithic fragments system, B2:37

paleolatitude, Cretaceous, B15:1–37

paleomagnetism

paleocurrent dip, B3:10–11

Site 1276, A1:19–20; A3:90–95

Site 1277, A1:23–24; A4:9

paleosecular variations, sills, B15:10–11

palynomorphs

biostratigraphy, A1:16; A3:85–87

biostratigraphy vs. depth, B13:41–43

distribution, A3:337

Paquier events, critical events, A1:19, 21

parallel laminations, photograph, A3:200, 217

pebbles, subrounded, photograph, A3:145

pegmatites, gabbroic, rifting, B1:12

pellets

lithologic units, A3:51

photomicrograph, A3:233

pentane, sediments, A3:95

peridotite ridges, tectonic models, B9:30–31

peridotites

magnetic anomalies, B1:16–17

melting, B1:14–15

oxygen isotopes, B1:17

rifting, B1:12

peridotites, foliated serpentinized, photograph, A4:14, 25–27

peridotites, serpentinized

lithologic units, A4:5–8

photograph, A4:28

remanent magnetization, A1:24

petrography

grainstone, B2:4–5

sandstone, B2:4–5

phenocrysts. See microphenocrysts

phosphate grains, photomicrograph, A3:171

phosphatic layers, lithologic units, A3:52

phosphorus oxide

fine-grained sediments, B8:14

lithologic units, A3:54

lower Campanian–upper Paleocene sedimentology, B8:10

upper Paleocene–middle Eocene sedimentology, B8:12

vs. depth, B8:46

phyllite, photomicrograph, A3:223

physical properties

seismic-core correlation, B14:6–9, 11–16

Site 1276, A1:21–22; A3:99–107

Site 1277, A1:24; A4:10–11

plagioclase

basalt flows, B9:14–15

diabase, A1:15

diabase sills, A3:243

lithologic units, A3:28, 33

Lower Sill complex, A3:69

photomicrograph, B2:20

sandstone, B2:4–5

segregation bands, A3:68

sill zoning, A3:67

plagioclase, elongate, lithologic units, A4:6

plagioclase aggregates, photograph, A4:21

plagioclase laths, photomicrograph, A3:247, 250

plagioclase microlites, photomicrograph, A3:152

planar laminations

grain fabric, B3:26–27

lithologic units, A3:27–28, 33–34; A4:5

paleocurrent dip, B3:10–11

photograph, A1:67; A3:165–166, 186–187, 195, 197, 205, 225

plant debris

black shale, B10:4–5

lithologic units, A3:43

photomicrograph, A3:224

Plantagenet Formation

postrift sedimentation, B1:30

sedimentation, A1:12; A3:63–64

plate tectonics, rift systems, A1:4–6

Pliocene, sedimentation, A3:63

polar wander, paleosecular variations, B15:11–13

pore water

geochemistry, A3:98

sulfate, A3:356

porosity

igneous rocks, A1:24; A4:10

lithology automatic association with laboratory measurements, B7:1–21

sandstone, B2:4–5

sediments, A1:21; A3:99–101

seismic-core correlation, B14:6–9

vs. depth, A1:74–75; A3:285–286, 288–289; A4:31; B7:14–15

porphyroblasts

hydrothermal alteration, A3:56–57

photograph, A3:244

quartz, A3:239

porphyroblasts, asymmetric, photograph, A4:14

porphyroblasts, calcite, sill/sediment contacts, A3:66

porphyroblasts, elongate, lithologic units, A4:6

porphyroblasts, pyroxene, photograph, A4:26

Porto Basin, rifting phases, B1:6

potassium, lithologic units, A3:54

potassium feldspar

lithologic units, A3:33

provenance of gravity-flow deposits, B2:7–8

potassium oxide

Albian–Turonian sedimentology, B8:7

black shale, B8:16

fine-grained sediments, B8:14

sills, A3:68

Turonian–uppermost Santonian sedimentology, B8:9

vs. aluminum oxide, B8:25, 35

vs. depth, B8:42

vs. silica, A3:251

vs. titanium oxide, B8:36

See also sodium oxide + potassium oxide

preservation, nannofossils, B13:6–25

pressure solution, photograph, A3:155

Priabonian, biostratigraphy, A3:85–86

productivity

barium, A3:98; B10:5

black shale, B10:5

upwelling, B8:17

productivity hypothesis, finely laminated black shale origin, A3:55–56

propane, sediments, A3:95

protostylolites, lithologic units, A3:29

provenance

fine-grained sediments, B8:13–15

lithologic units, A3:25, 29–30, 35–36, 38–39, 43–44, 46, 49–50

muscovite, B4:3–5

quartz granitoid sources, B5:3–4

quartz-feldspar-lithic fragments system, B2:36

pyrite

hydrothermal alteration, A3:57

lithologic units, A3:42

Lower Sill complex, A3:69

photomicrograph, A3:133, 171

sill zoning, A3:67

pyrite, framboidal, lithologic units, A3:52

pyroclastic debris, photomicrograph, B2:34

pyroclasts, vitric, photomicrograph, A3:175

pyrolysis, Rock-Eval

black shale, B10:4–5

organic matter, A3:97

pyroxene

diabase, A1:15

Lower Sill complex, A3:69

See also augite; clinopyroxene; orthopyroxene

pyroxene, elongate, lithologic units, A4:6

pyroxene aggregates, elongate recrystallized, photograph, A4:26

Q

quartz

Albian–Turonian sedimentology, B8:5–7

hydrothermal alteration, A3:56–57

lithologic units, A3:23–25, 33, 37, 45

Lower Sill complex, A3:69

photomicrograph, A3:149, 174, 181–182, 206, 208, 223–224; B2:20

porphyroblasts, A3:239

sill zoning, A3:67

X-ray diffraction data, A3:52, 237

quartz, chalcedonic

lithologic units, A3:24

photomicrograph, A3:133

quartz, detrital, fluid inclusions, B5:1–21

quartz, monocrystalline

photomicrograph, B2:22

sandstone, B2:4–5

quartz grains, subhedral, photomicrograph, A3:152

R

radiolarian tests, photomicrograph, A3:133, 209

radiolarians

biostratigraphy, A3:87–88

lithologic units, A3:37

paleoenvironment, B13:19

rare earths

basalt flows, B9:17–19

volcaniclastics, B9:69

recrystallization

hydrothermal alteration, A3:56–57

photomicrograph, B9:54

red algae

lithologic units, A3:22–25, 28

photomicrograph, A3:149

redeposition, lithologic units, A3:49–50, 59

redox, sediments, A3:98; B10:5

reduction, lithologic units, A3:29

reflections

dip, B3:24

predicted depths for major boundaries, A1:77

SCREECH Transect 2, A5:4–5, 11–32; B3:19

Site 1276 stratigraphy comparison with Iberia margin, A1:24–28

time-depth of top of cored section, B14:9–10

transition zones, A1:7–10

reflections, conjugate, magnetic Anomaly M1, A1:43–44

remanent magnetization

peridotites, A4:9, 37, 39

split-core data, B15:5–7

temperature, B15:24

vs. depth, A3:269

remanent magnetization, characteristic

age, B15:9–10

diabase sills, A1:19; A3:92–93

direction, A3:340–341

sediments, A1:23–24; A3:90–92

remanent magnetization, natural, sediments, A1:19, 23–24; A3:90–92, 340–341

rhenium, black shale, B8:16; B10:5

rift systems, geology, A1:1–78

rifting

Chron M0, B1:45–46

continental crust, A5:36

phases, B1:6–15

SCREECH Transect 2, A5:6

summary, A1:40

ripple laminations

foreset dips, B3:23

migration directions, B3:25

photograph, A3:186

rock fragments, lithologic units, A3:27

rock magnetism, Cretaceous, B15:8–9, 33–34

rubidium

fine-grained sediments, B8:14

vs. depth, B8:50

Rupelian, biostratigraphy, A3:85

S

Salar-Bonnition Basin

rift systems, A1:5–6

rifting phases, B1:6, 8

salinity

fluid inclusions, B5:3–4

vs. temperature, B5:15

sand, volcaniclastic, photograph, B9:47

sand grains, photomicrograph, A3:152

sandstone

fluid inclusions, B5:1–21

lithologic units, A1:14; A3:45, 48–49

paleocurrent dip, B3:10–11

petrography, B2:4–5

petrology, B2:1–47

photograph, A2:203, 210, 219, 222, 227

point count categories, B2:43–46

postrift sedimentation, B1:28–31

quartz-feldspar-lithic fragments system, B2:25–27

quartz-potassium feldspar-plagioclase system histograms, B2:29

sedimentary properties, B2:38–42

vs. depth, A3:127–129

sandstone, burrowed, lithologic units, A3:36–37

sandstone, burrowed muddy, photograph, A3:184

sandstone, calcareous

lithologic units, A3:26–28, 33–34, 41–42, 47–48

photograph, A3:172, 191, 204, 218, 229, 240

sandstone, cross-laminated, photograph, A3:184

sandstone, graded

lithologic units, A3:37, 41–50

photograph, A3:146, 195–196, 199

sandstone, horizontally laminated, X-ray imaging, B6:12

sandstone, horizontally laminated calcareous, X-ray imaging, B6:10

sandstone, laminated

photograph, A3:130

X-ray imaging, B6:14–15

sandstone, laminated graded, photograph, A4:24

sandstone, lenticular, photograph, A3:153, 228

sandstone, massive, X-ray imaging, B6:17

sandstone, massive silty, photograph, A3:214

sandstone, micaceous, photograph, A4:19

sandstone, muddy

lithologic units, A3:21–25, 36–37, 47–48, 58–59

photograph, A1:62; A3:180

Turonian–uppermost Santonian sedimentology, B8:9

sandstone, parallel-laminated, X-ray imaging, B6:13

sandstone, planar-trough cross-laminated, X-ray imaging, B6:11

sandstone, porous, photograph, A3:196

sandstone, silty

photograph, A3:215

photomicrograph, A3:206

sanidine, lithologic units, A3:33

Santonian

lithologic units, A1:15, 17; A3:36–39, 61

quartz-feldspar-lithic fragments system, B2:26

quartz-potassium feldspar-plagioclase system histograms, B2:29

sedimentology, B8:9

scandium, basalt flows, B9:16

scoured bases

lithologic units, A3:23

photograph, A3:142, 165, 172, 187–188

SCREECH Transect 2, marine geophysical data, A5:1–36

Scruncheon Seamount, age, B1:21

seafloor spreading

continental breakup, B9:1–69

extension rates, B1:20, 53

SCREECH Transect 2, A5:6

Upper Jurassic, B1:6–7

seafloor spreading, ultra-slow, transition zones, A1:12

seams, lithologic units, A3:35

sediment cycles, lithologic units, A3:38

sedimentary beds, apparent dip, A3:256

sedimentary crust, ferromanganese-cemented, lithologic units, B9:13–14

sedimentary structures, photograph, A3:197

sedimentation

geochemistry, B8:1–63

rift-to-drift models, B2:10–11

rifts, B1:1–55

stratigraphy, A1:12–13

sedimentation, postrift, Mesozoic–Cenozoic, B1:27–33

sedimentation, prerift, Tithonian–Berriasian, B1:25

sedimentation, synrift, Tithonian–Aptian, B1:25–27

sedimentation rates

biostratigraphy, A3:88–90

lithologic units, A1:14–15; A3:38, 60–62, 329; B15:3–5

sedimentology, Iberia-alicia margin compared with Newfoundland margin, B9:21

sediments

hydrothermal alteration, A3:56–57

lithologic units, A4:4–6

relation to Lower Sill complex, A3:69–70

Site 1276 stratigraphy comparison with Iberia margin, A1:24–28

velocity factors, A3:101–104

See also igneous-sedimentary cover; sill/sediment contacts

sediments, clastic

lithologic units, A4:4–6

photograph, A3:146–147

sediments, clastic ferruginous, photograph, B9:47

sediments, coarse-grained, photograph, A3:148, 157

sediments, ferruginous

lithologic units, A1:22; A4:5

photograph, A4:19

sediments, fine-grained

lithologic units, A3:52–55

provenance, B8:13–15

sediments, hemipelagic, lithologic units, A3:25, 29

sediments, polymict clastic

lithologic units, A4:6

photograph, A4:21–23

sediments, postrift, argon isotopes, B4:1–13

segregation bands

photograph, A3:248

sills, A3:67–68

seismic horizons, interpretation, B14:31

seismic profiles

crust, A1:48–51; A5:11–32; B1:48

Galicia margin, B1:51

Site 1276, A3:307, 312–313; B3:19; B8:23; B14:21

Site 1277, A4:34–35; B9:43

U reflection, B1:54

seismic reflection, vs. synthetic seismograms, A3:311

seismic Sequence A

comparison at Site 1276 and Site 398, A1:27

transition zones, A1:7–8

seismic Sequence B

comparison at Site 1276 and Site 398, A1:27

Site 1276 stratigraphy comparison with Iberia margin, A1:24–28

transition zones, A1:8–9

seismic Sequence C

comparison at Site 1276 and Site 398, A1:28

Site 1276 stratigraphy comparison with Iberia margin, A1:25

transition zones, A1:9

seismic Sequence D

comparison at Site 1276 and Site 398, A1:28

Site 1276 stratigraphy comparison with Iberia margin, A1:25

transition zones, A1:9–10

seismic Sequence E, transition zones, A1:10

seismic Sequence F, transition zones, A1:10

seismic sequences

comparison at Site 1276 and Site 398, A1:27–28

transition zones, A1:7–10

seismic source wavelets, synthetic seismograms, B14:9, 26

seismic surveys

basement, A4:11–12

SCREECH Transect 2, A5:1–36

seismic-borehole correlation

density and velocity, A3:107–108

Site 1276, A3:107–113

Site 1277, A4:11–12

seismic-core correlation, Site 1276, B14:1–33

seismograms, synthetic

comparison to seismic reflection data, A3:311

seismic-core correlation, B14:9–10, 28–29

source wavelets, A3:110–111

Selandian, biostratigraphy, A3:86

serpentine

lithologic units, A4:8

sill zoning, A3:67

serpentinite, remanent magnetization, A1:23–24

serpentinite grains, detrital

photograph, A4:24

photomicrograph, B9:53, 55

serpentinization, magnetic anomalies, B1:17–19

serpentinization, postkinematic, photograph, A4:26

shale composite, geochemistry, B8:59

shear zones

deformation structures, A3:71–73

photograph, A3:136

shear zones, ductile

lithologic units, A3:24

photograph, A3:170, 261

shear zones, synsedimentary, photograph, A3:148

siderite

deposition, A3:62

photograph, A3:231

siderite, cryptocrystalline, lithologic units, A3:51

silica

Albian–Turonian sedimentology, B8:7–8

fine-grained sediments, B8:14

lithologic units, A3:33, 53

lower Campanian–upper Paleocene sedimentology, B8:10

sills, A3:68

Turonian–uppermost Santonian sedimentology, B8:9

upper Paleocene–middle Eocene sedimentology, B8:12

vs. aluminum oxide, A3:251; B8:31

vs. depth, B8:44

vs. major oxides, A3:68, 251

vs. sodium oxide + potassium oxide, A3:69, 252

vs. titanium oxide, B8:38

silica, opaline, lithologic units, A3:24

siliceous microfossils, biostratigraphy, A1:16

siliciclastics

lithologic units, A3:33–34, 42, 49–50

photomicrograph, A3:182

postrift sedimentation, B1:28–31

provenance, B2:4–5

rift-to-drift models, B2:10–11

rifting phases, B1:6

silicification, lithologic units, A3:35

silicon, basalt flows, B9:16

sills

core recovery, A1:72

correlation, A3:112–113

geochemistry, A3:330; B1:21–23

hydrothermal alteration, A3:56–57, 68

lithologic units, A1:15, 30–31

Lower Sill complex, A3:69–70

magnetization, B15:9–10

petrology, A3:65–70

photograph, A3:242

zoning, A3:66–67

sills, diabase, lithologic units, A1:14

sill/sediment contacts

petrology, A3:65–66

photograph, A3:242, 244–245, 254

photomicrograph, A3:254

velocity, A3:104

x-direction velocity, A3:294

silt, photograph, A1:66

silt, quartz + feldspar, photomicrograph, B2:23

silt, volcaniclastic, photograph, B9:47

siltite. See calc-siltite, ferruginous

siltstone

fluid inclusions, B5:1–21

lithologic units, A1:14; A3:45

photograph, A1:192; A3:185, 210–211

photomicrograph, A3:226

siltstone, bioclastic carbonate, fluid inclusions, B5:9–10

siltstone, burrowed, photograph, A3:165

siltstone, calcareous

lithologic units, A3:33–34, 41

photograph, A3:204, 244

siltstone, deformed, photograph, A3:179

siltstone, graded

lithologic units, A3:37, 41–42

photograph, A3:190, 195

siltstone, laminated, photograph, A3:193, 212, 262

siltstone, laminated terrigenous, photograph, A3:208

siltstone, lenticular, photograph, A1:69; A3:216

siltstone, muddy

lithologic units, A3:34

Turonian–uppermost Santonian sedimentology, B8:9

siltstone, sandy

photograph, A3:207

photomicrograph, A3:223–224

siltstone, tuffaceous, photomicrograph, A3:175

Sinemurian, rifting phases, B1:6

Site 398

biostratigraphic datums vs. depth, A3:267

lithostratigraphy, B2:18

Lower Cretaceous quartz-feldspar-lithic fragments, B2:30

seismic and sedimentary succession, A1:25–26

Site 1065, Tithonian and Jurassic quartz-feldspar-lithic fragments, B2:31

Site 1069, Tithonian and Jurassic quartz-feldspar-lithic fragments, B2:31

Site 1276, A3:1–358

Albian nannofossil biostratigraphy, B11:1–9

biostratigraphic datums vs. depth, A3:266

biostratigraphy, A1:16–19; A3:73–90; B11:1–9; B12:1–8; B13:1–53

biostratigraphy summary, A3:331

coring summary, A3:314–315

Cretaceous paleolatitude, B15:11–13, 26

drilling, A1:58–59

Eocene benthic foraminifers, B12:1–8

geochemical evidence for sedimentation, B8:1–63

geochemistry, A1:20–21; A3:95–98

igneous and metamorphic petrology, A1:15; A3:64–70

lithologic unit summary, A3:316–317

lithostratigraphy, A1:13–15, 61; A3:20–64, 127–129

major and trace elements, A3:323–328

multiproxy geochemical characterization of black shales, B10:1–16

operations, A1:60; A3:4–20, 122–126

paleomagnetism, A1:19–20; A3:90–95

physical properties, A1:21–22; A3:99–107

quartz fluid inclusions, B5:1–21

sedimentation rates, A3:329

seismic profiles, A1:53–54

seismic-borehole correlation, A3:107–113

seismic-core correlation, B14:1–33

sill geochemistry, A3:330

sills, A1:30–31

site description, A3:1–358

stratigraphy comparison with Iberia margin, A1:24–28

structural geology, A3:70–73

structures, B6:1–21

summary, A3:1–4

synthesis, A1:13–22

U reflection, A1:31

X-ray diffraction data, A3:318–322

Site 1277, A4:1–39

basalt flows, B9:1–69

biostratigraphy, A1:23; A4:8

comparison of tectonic and stratigraphic relations at top of basement, B9:64

coring summary, A4:36

Cretaceous paleolatitude, B15:11–13, 26

geochemistry, B9:68–69

igneous and metamorphic petrology, A4:3–8

lithostratigraphy, A1:22–23

operations, A1:60; A4:2–3

paleomagnetism, A1:23–24; A4:9

physical properties, A1:24; A4:10–11

seafloor relations, B9:65

seismic-borehole correlation, A4:11–12

site description, A4:1–39

site summary, A4:1–2

synthesis, A1:22–24

smectite

lithologic units, A3:30, 33

Lower Sill complex, A3:69

sill zoning, A3:67

X-ray diffraction data, A3:237

See also illite/smectite mixed minerals

sodium oxide

Albian–Turonian sedimentology, B8:7

fine-grained sediments, B8:14

sills, A3:68

vs. aluminum oxide, B8:27

vs. depth, B8:49

sodium oxide + potassium oxide, vs. silica, A3:69, 252

soft-sediment deformation

lithologic units, A3:24–25, 29–30, 33–34, 43, 45

photograph, A3:135–138, 156, 170, 205, 216, 219

X-ray imaging, B6:5

spinel, lithologic units, A4:7

sponge spicules

lithologic units, A3:22–25

photomicrograph, A3:133

stratigraphy

critical events, A1:17–19

sedimentation, A1:12–13

strontium, fine-grained sediments, B8:15

structural geology, Site 1276, A3:70–73

structures, brittle, sediments, A3:29

structures, X-ray imaging, B6:1–21

stylolites

photograph, A3:155, 178, 260

See also protostylolites

submarine erosion, lithologic units, B9:14

submarine fans, rift-to-drift models, B2:11

subsidence, rifting phases, B1:6

sudoite, hydrothermal alteration, A3:57

sulfate, pore water, A3:98, 356

swirled laminations

lithologic units, A3:27

photograph, A3:217–219

T

Tagus Abyssal Plain, rift systems, A1:5–6

tantalum. See hafnium-thorium-tantalum system

tectonic models

basaltic volcanism, B9:29

continental breakup, B9:31–33, 66–67

ductile deformation and extension, B9:26–28

faulting and uplift of peridotite ridge, B9:30–31

in-plane compression, B9:30

late-stage brittle deformation, B9:29–30

serpentinite mass flows, B9:28

serpentinized harzburgites, B9:25–26

tectonic terranes, maps, B2:32

tectonics

continental crust, A5:36

Iberia-Galicia margin compared with Newfoundland margin, B9:20

rift systems, A1:4–6; B1:1–55

tectonite, quartz-mica, sandstone, B2:4–5

temperature

black shale, B10:4–5

remanent magnetization, B15:24

Rock-Eval pyrolysis, A3:97

vs. depth, A3:281

vs. hydrogen index, A3:282

vs. salinity, B5:15

terranes, accreted, continental crust, B1:5

terrigenous input, lithologic units, A3:30, 54–55; B8:17–18

terrigenous input hypothesis, finely laminated black shale origin, A3:55–56

Tertiary. See Cretaceous/Tertiary boundary

Tethyan, biostratigraphy, A3:81, 88

textures, felsic, sandstone, B2:4–5

textures, glassy, relation to Lower Sill complex, A3:69–70

textures, granular, lithologic units, A3:51

textures, intergranular

diabase sills, A3:243, 249

photomicrograph, A3:247

sill zoning, A3:67

textures, intersertal

diabase sills, A3:243

Lower Sill complex, A3:70

photomicrograph, A3:246–248

sill zoning, A3:67

textures, jigsaw-type, photograph, A4:18

textures, laminated, photograph, A4:19

textures, Lower Sill complex, A3:70

textures, magmatic, sill zoning, A3:67

textures, microbial, photograph, A4:19

textures, microlitic

photomicrograph, B2:33–35

sandstone, B2:4–5

textures, patchy, sill zoning, A3:67

textures, relict vesicular pumice, photomicrograph, B2:35

textures, stromatolitic, photograph, A4:19

textures, subophitic

diabase sills, A3:243

sill zoning, A3:67

textures, swirled, photograph, A3:135

textures, vesicular, photomicrograph, A3:226; B2:34

thermal conductivity

igneous rocks, A1:24; A4:11

sediments, A1:21; A3:104–105

vs. depth, A3:297–298; A4:33

thermal degradation, vs. depth, A3:281

thermal overprint, relation to Lower Sill complex, A3:70

thorium

basalt flows, B9:17

See also hafnium-thorium-tantalum system

time-depth conversion, laboratory studies, A3:108–111

titanium

basalt flows, B9:17

lithologic units, A3:35, 54

vs. vanadium, B9:57, 60

See also zirconium/titanium ratio

titanium oxide

Albian–Turonian sedimentology, B8:7

black shale, B8:16

fine-grained sediments, B8:14

lithologic units, A3:33, 53–54

middle–upper Eocene sedimentology, B8:13

sills, A3:68

Turonian–uppermost Santonian sedimentology, B8:9

upper Paleocene–middle Eocene sedimentology, B8:12

vs. aluminum oxide, B8:28, 33, 37, 39

vs. depth, B8:41

vs. magnesium oxide, B8:29

vs. potassium oxide, B8:36

vs. silica, A3:251; B8:38

vs. zirconium, A3:251

titanium/zirconium ratio, basalt flows, B9:16

titanium-zirconium-yttrium system, basalts, B9:58, 61

titanomagnetite, Cretaceous, B15:9

Tithonian

quartz-feldspar-lithic fragments system, B2:31

rifting phases, B1:6–7

synrift sedimentation, B1:25

tonalite, continental crust, B1:5

Tore Seamount, rifting phases, B1:8

tourmaline, lithologic units, A3:37

trace elements

basalts, B9:59, 62

black shale, B10:5, 15–16

fine-grained sediments, B8:60–63

sediments, A3:98, 323–328

sills, A3:68–69, 330

volcaniclastics, B9:68–69

trace elements/aluminum ratio, black shale, B10:16

transects

basement, A1:6–7

maps, A1:45–46

transition zones

rift systems, A1:5–6

structural asymmetries, A1:56–57

traveltime, two-way

basement, A5:33

predicted of sill/sediment contacts, A3:357

seafloor and sill, B14:32

vs. depth, A3:309

Triassic, Upper

rift systems, A1:4–6

rifting phases, B1:6

tuff, altered, photomicrograph, A3:226

tuff, lithologic units, A3:49

turbidites

Albian–Turonian sedimentology, B8:5–7

biostratigraphy, B13:24–25

lithologic units, A3:35–37, 43–44, 49–50, 56, 59–60; B3:17

photograph, A1:65; A3:131, 139, 142, 155, 165, 170, 172, 200, 205

postrift sedimentation, B1:30–33

velocity, A3:103–104

See also calciturbidites

turbidites, calcareous, photograph, A3:260

turbidites, graded sandstone, photograph, A3:186–187, 195–196, 202

turbidites, grainstone, photograph, A3:167

turbidites, granule-grade, photograph, A3:164

turbidites, marlstone, photograph, A3:163

turbidites, mudstone, photograph, A3:169, 176, 238

turbidites, sandstone, photograph, A3:173, 198–199, 201, 218, 225, 238

turbidites, sandy, photomicrograph, A3:182

turbidites, silt-mud, photograph, A3:192

turbidites, siltstone, photograph, A3:188, 199

turbidity currents

biostratigraphy, B13:19–25

lithologic units, A1:14; A3:25, 30, 38–39

lithostratigraphy, A3:57–63

paleoflow directions, B3:1–27

photograph, A3:204–205, 211–212

Turonian

biostratigraphy, A3:86; B13:9–11

geochemistry, A1:20

lithologic units, A1:14; A3:36–58, 61–63

paleoenvironment, A1:17; B13:21–22

postrift sedimentation, B1:28–31

remanent magnetization, A1:19

sedimentation rates, A3:89

sedimentology, B8:5–8

See also Cenomanian–Turonian interval; Cenomanian/Turonian boundary

Turonian, lower

biostratigraphy, A3:79, 81

comparison at Site 1276 and Site 398, A1:27

U

U reflection

basement isopach maps, A1:52

seismic profiles, B1:54

sill injection, B1:22

synthetic seismograms, A1:31

ultramafics, tectonized altered, lithologic units, A1:22–23

unconformities

Albian, B1:13

biostratigraphy, A3:74

comparison at Site 1276 and Site 398, A1:27–28

lithologic units, A3:39

photograph, A3:144

rifting, B1:11

See also Avalon unconformity

undercompacted systems, high porosity and low velocity mudstone, A3:101

unroofing, rift-to-drift models, B2:10–11

uplifts, tectonic models, B9:30–31

upwelling, productivity, B8:17

uranium, black shale, B8:16; B10:5

V

Valanginian

lithologic units, A3:28

rifting phases, B1:9–11

synrift sedimentation, B1:25–27

vanadium

basalt flows, B9:16

black shale, B8:16; B10:5

fine-grained sediments, B8:14

lithologic units, A3:54

oceanic anoxic events, A3:98

vs. depth, B8:54

vs. titanium, B9:57, 60

vanadium/aluminum ratio

oceanic anoxic events, A3:98

vs. depth, A3:280

veins

lithologic units, A1:22

mantle exhumation, B1:14–15

veins, anastomosing, lithologic units, B9:11–13

veins, anastomosing calcite and talc, photograph, A4:25

veins, calcite

fluid inclusions, B5:13–14

lithologic units, B9:7–8

photograph, A3:238; A4:20, 27–28; B9:48

veins, calcite + pyrite, sill/sediment contacts, A3:66

veins, folded subvertical, photograph, A3:244

veins, magmatic, lithologic units, A4:8

veins, plagioclase magmatic, photograph, A4:28

velocity

igneous rocks, A1:24

sediments, A1:21

sediment/sill contacts, A3:104

seismic-borehole correlation, A3:107–108

seismic-core correlation, B14:6–9

time-depth conversion, A3:109–110

turbidites, A3:103–104

vs. carbonate content, A3:292

vs. depth, A1:74–75; A3:289, 303; A4:32; B7:16; B14:23–25

vs. two-way traveltime, B14:27–30

See also compressional wave velocity

velocity, x-direction

sill/sediment contacts, A3:294

vs. carbonate content, A3:293

vs. depth, A3:289–294, 303, 308; B14:22, 27

velocity, y-direction, vs. depth, A3:290–291, 308

velocity, z-direction

histograms, A3:310

vs. depth, A3:290–291, 308; B14:22

velocity anisotropy, vs. depth, A3:295–296

vermiculite, X-ray diffraction data, A3:237

Verwey transition, Cretaceous, B15:9

vesicles, photomicrograph, A3:174

Vigo Seamount, seismic and sedimentary succession, A1:25–26

volcanic ash, altered, X-ray diffraction data, A3:237

volcanic ash, lithologic units, A3:49

volcanic fragments

Paleocene, B2:9

photomicrograph, B2:35

volcanic fragments, tachylitic, photomicrograph, B2:33

volcanic glass

diabase, A1:15

lithologic units, A3:28

sill zoning, A3:67

volcanic glass, altered, photomicrograph, B2:33

volcaniclastics

deposition, B8:18

lithologic units, A1:22; B9:5–14, 32

Paleocene, B4:7–8

photograph, B9:47–52

photomicrograph, A3:152; B9:53

postrift sedimentation, B1:30–31

rift-to-drift models, B2:10–11

volcanism, basaltic, tectonic models, B9:29

W

wavy laminations, lithologic units, A3:33–34

weathering profile, vs. depth, A1:75

Whale Basin, rifting phases, B1:6

X

X-ray diffraction data

fine-grained sediments, A3:52–55

Site 1276, A3:318–322

X-ray imaging, structures, B6:1–21

Y

Ypresian, biostratigraphy, A3:85

yttrium

basalt flows, B9:16

fine-grained sediments, B8:15

lower Campanian–upper Paleocene sedimentology, B8:10

sills, A3:68

vs. zirconium, A3:251

See also niobium/yttrium ratio; niobium-zirconium-yttrium system; titanium-zirconium-yttrium system; zirconium/yttrium ratio

Z

zeolites

hydrothermal alteration, A3:57

lithologic units, A3:24

Zijderveld diagrams, demagnetization, A3:270, 274

zinc

basalt flows, B9:16

black shale, B8:16; B10:5

fine-grained sediments, B8:14

Turonian–uppermost Santonian sedimentology, B8:9

vs. depth, B8:53

zircon, lithologic units, A3:37

zirconium

basalt flows, B9:17

fine-grained sediments, B8:14

lithologic units, A3:29, 33, 35

sills, A3:68

vs. depth, B8:56

vs. titanium oxide, A3:251

vs. yttrium, A3:251

vs. zirconium/yttrium ratio, B9:57, 60

See also niobium-zirconium-yttrium system; titanium-zirconium-yttrium system; titanium/zirconium ratio

zirconium/titanium ratio, vs. niobium/yttrium ratio, B9:56

zirconium/yttrium ratio

basalt flows, B9:17

vs. niobium/yttrium ratio, B9:63

vs. zirconium, B9:57, 60

Zoophycos

lithologic units, A3:32

photograph, A3:159–160, 173