SUBJECT INDEX
A
-
absorbance, vs. depth, B9:6
-
accretionary prisms, dolomite, B13:10
-
acetate, dissolved
-
community structure, A1:17
-
microbial activity, A1:13
-
pore water, A1:21, 25, 28, 33, 37, 42, 47; A7:16–17; A8:16; A9:13; A10:15; A11:17; A12:13
-
vs. depth, A1:70; A6:44; A7:47; A8:36; A9:38; A10:41; A11:51; A12:33
-
acetate, sediments, B1:23
-
acetogenesis, community structure, A1:17
-
acid/aldehyde ratio
-
organic matter, B4:8
-
vs. depth, B4:20
-
acridine orange direct count, vs. depth, A1:70
-
Actinobacteria, cultured isolates, B1:15; B2:9
-
advanced piston corer, methods, B21:12–14
-
age, sedimentation rates, B15:1–15
-
age vs. depth
-
biostratigraphy, B13:17
-
magnetostratigraphy, B13:17
-
Peru margin, B15:12
-
Site 1225, B13:15
-
Site 1227, B15:6, 13
-
Site 1228, B15:6, 13
-
Site 1229, B15:6, 13
-
Agrobacterium tumefaciens, cultured isolates, B2:9
-
aldehyde. See acid/aldehyde ratio
-
alkalinity
-
microbial activity, A1:15
-
pore water, A1:19–20, 23–24, 31, 40; A6:14; A7:13; A8:14; A9:12; A10:13; A11:13; A12:12
-
vs. depth, A6:43; A7:46; A8:35; A9:37; A10:39; A11:49; A12:32; B7:15–16
-
alteration, photograph, A6:41
-
alteration bands, lithologic units, A6:9, 13
-
alteration rims, lithologic units, A7:9; A12:7–11
-
Altiplano, geology, B19:3
-
aluminum oxide
-
volcanic ash layers, B19:11
-
volcanic glass shards, B19:10
-
vs. silica, B19:27, 29
-
amino acids
-
organic matter, B1:5
-
pore water, B12:1–7
-
ammonium
-
nitrogen budget, B5:10–12
-
nonsteady-state model, B5:12–13
-
particulate organic nitrogen, B1:6–7
-
profiling models, B5:29
-
sources and sinks, B5:8–10, 26–27
-
vs. chloride, B5:9, 25
-
ammonium, dissolved
-
microbial activity, A1:11–13
-
pore water, A1:19–20, 23–24, 27, 31, 37, 40; A6:17; A7:16; A8:16; A9:14; A10:14; A11:13; A12:14; B5:5–8, 28, 30
-
vs. depth, A6:44; A7:47; A8:37; A9:38; A10:40; A11:49; A12:34; B1:41; B5:20, 22–23, 27
-
amphibole, volcanic ash, B19:8–10
-
anaerobic oxidation of methane zone, pore water, A11:12–13, 18
-
Andean Cordillera, volcanism, B19:3
-
Andes N-Central, volcanic cycles, B19:1–43
-
andesite, volcanism, B19:3
-
andesitic-dacitic composition, volcanic ash layers, B19:11–12
-
angiosperm soft tissues, Pleistocene–Holocene sequence, B4:21
-
anisotropy, conductive, vs. depth, A6:69
-
anomalies, pore water, A1:40
-
AOM zone. See anaerobic oxidation of methane zone
-
apatite, X-ray diffraction data, A9:10, 36
-
APC-methane tool
-
methods, A1:49
-
sediments, A7:34; A11:32
-
Archaea
-
hydrothermal vents, B2:5
-
phylogeny, B3:15
-
See also Deep-Sea Archaeal Group
-
Archaea, subsurface, lineages, B2:4–6, 17–18
-
Argentina, volcanism, B19:3
-
argon, organic matter, B1:6
-
aspartic acid
-
pore water, B12:3, 7
-
ranges, B12:6
-
authigenesis
-
lithologic units, A8:12–13
-
mineralization, B1:25–26
-
autotrophic fixation, carbon dioxide, B2:4
B
-
Bacillus, cultured isolates, B1:15; B2:8
-
bacteria
-
biogeochemical flux model, B1:27–29
-
counts, A6:19–20; A8:19; A11:19–20
-
cultivation, A6:21–22; A8:21; B1:14–16; B3:5–7
-
magnetosome preservation, B17:1–17
-
oxygen isotopes, B7:5–9
-
reduction, B6:1–21
-
See also green nonsulfur bacteria
-
bacteria, subsurface, lineages, B2:6, 17–19
-
Bacteroides. See Cytophaga-Flavobacterium-Bacteroides phylum
-
Bacteroidetes, cultured isolates, B1:15
-
barite
-
lithologic units, A7:11; A8:9–10, 13
-
pore water, A1:32; A8:14–15
-
barium
-
authigenesis, B1:25–26
-
microbial activity, A1:16
-
pore water, A1:32, 41, 46; A9:13; A10:13–14; A11:15–16
-
vs. sulfate, A11:52
-
barium, dissolved, vs. depth, A1:70, 77; A8:35; A9:37; A10:39; A11:50; A12:33
-
basalt
-
composition, A7:82–83
-
composition compared in Sites 321, 1226, and 1231, A12:53–54
-
lithologic units, A12:11
-
petrography, A6:12
-
photograph, A6:51; A7:53
-
basalt, iron-titanium, thin sections, A12:11
-
basalt/sediment contact, lithologic units, A12:10
-
basaltic trachyandesitic composition, volcanic ash layers, B19:11–12
-
bead contamination test, comparison with perfluorocarbon tracer, A1:78
-
biogenic component, lithologic units, A11:12
-
biogenic fragments, textures, B14:7–11
-
biogenic tests, textures, B14:7–11
-
biogeochemical flux model, reduction rates, B1:27
-
biogeochemistry
-
biosphere, B1:4–10
-
pore water, B5:5, 7–8
-
reversals, A1:40–41
-
Site 1225, A6:14–18
-
Site 1226, A7:13–18
-
Site 1227, A8:13–18
-
Site 1228, A9:12–15
-
Site 1229, A10:12–16
-
Site 1230, A11:12–18
-
Site 1231, A12:12–14
-
zonation, A1:45–47
-
biomarkers, organic matter, B4:5–11
-
biosphere
-
biogeochemistry, B1:4–10
-
sulfur isotopes, B6:1–20
-
biostratigraphy
-
age vs. depth, B16:17
-
Site 1225, B16:1–19
-
biotite, volcanic ash, B19:8–10
-
bioturbation, lithologic units, A6:9–13; A7:9; A8:9–11; A9:8–9; A12:9
-
bioturbation intensity, vs. depth, A6:40
-
biscuit sampling, cores, A7:23–24
-
bivalves, lithologic units, A8:9
-
Bolivia, volcanism, B19:3
-
bone fragments, photograph, A8:33
-
breccia, basaltic, photograph, A7:44
-
breccia, dolomite
-
lithologic units, A11:11
-
photomicrograph, B13:32
-
brecciation, dolomite, B13:8–9
-
brines
-
microbial activity, A1:13–14
-
Miocene, A1:13–14, 31
-
pore water, A1:36
-
Brunhes/Matuyama boundary, magnetostratigraphy, B16:4
-
Brunhes Chron, magnetostratigraphy, B16:4
-
bubble wall shards, backscatter electron imagery, B19:23
-
burial, organic matter, B1:4–6
-
burrows
-
lithologic units, A7:8–10; A8:9, 11; A10:11; A12:7–11
-
photograph, A6:41; A10:37
C
-
calcite
-
lithologic units, A6:11–12; A8:9, 12–13; A9:11; A10:9–10; A11:9–12; A12:10–11
-
X-ray diffraction data, A6:39; A9:36
-
calcite, syntaxial, photomicrograph, B13:24
-
calcite cement, photomicrograph, B13:27–28
-
calcium
-
authigenesis, B1:26
-
dolomite, B13:9–11
-
See also magnesium/calcium ratio
-
calcium, dissolved
-
pore water, A1:31; A7:15–16; B11:2–3
-
vs. depth, A7:47; B11:9–14
-
calcium carbonate
-
sediments, A6:18, 82; A7:18
-
vs. depth, A6:46
-
calcium oxide
-
volcanic ash layers, B19:11
-
volcanic glass shards, B19:10
-
vs. silica, B19:27, 29
-
carbohydrates
-
total dissolved, vs. depth, B10:6–7
-
total dissolved/dissolved organic carbon ratio, vs. depth, B10:8
-
carbohydrates, dissolved, pore water, B10:1–10
-
carbohydrates, total dissolved, organic matter, B1:5
-
carbohydrates, total dissolved/dissolved organic carbon ratio, vs. total dissolved inorganic carbon, B10:9
-
carbon, dissolved inorganic
-
histogram, A1:64
-
microbial activity, A1:11–13
-
pore water, A1:19–20, 23–24, 27, 37, 40; A6:14; A7:13, 46; A8:14; A9:12; A10:13; A11:13; A12:12; B5:5, 7–8, 28, 30
-
vs. depth, A1:65; A6:43; A8:35; A9:37; A10:39; A11:49; A12:32; B1:41; B3:17; B5:19, 24; B8:8, 10–15
-
vs. total dissolved carbohydrates/dissolved inorganic carbon ratio, B10:9
-
carbon, dissolved organic
-
sediments, B9:1–10
-
vs. depth, B9:7–8
-
See also carbohydrates, total dissolved/dissolved organic carbon ratio
-
carbon, inorganic, sediments, A6:18
-
carbon, organic
-
sediments, A6:82
-
vs. depth, A6:46
-
carbon, total inorganic
-
sediments, B8:1–20
-
vs. depth, B8:8–15
-
carbon, total organic
-
organic matter, B1:4–6; B4:5–11
-
Rock-Eval pyrolysis, A11:18, 97–98
-
sediments, A6:18; A7:18, 90; A9:15; B5:5; B8:1–20
-
vs. depth, A11:54; B4:17–18
-
carbon-14
-
Quaternary, B15:1–15
-
vs. depth, B4:19; B15:12
-
carbon/nitrogen ratio
-
organic matter, B4:5–11; B5:5, 28, 30
-
vs. depth, B4:18
-
carbon dioxide, autotrophic fixation, B2:4
-
carbon isotopes
-
dolomite, B13:9–10
-
organic matter, B4:1–21
-
Pleistocene–Holocene sequence, B15:1–15
-
vs. depth, B3:17
-
carbonate content
-
dolomite, B13:5–10
-
lithologic units, A6:8–11
-
sediments, A7:90
-
carbonate crash, upper Miocene, B14:9
-
carbonates
-
total organic and inorganic carbon, B8:1–20
-
X-ray diffraction data, A8:34
-
CARD-FISH. See catalyzed reporter deposition–fluorescent in situ hybridization
-
catalyzed reporter deposition–fluorescent in situ hybridization, bacteria, B1:19; B2:7–8
-
cations, pore water, B11:1–19
-
cementation
-
ooze, B13:5–6
-
photomicrograph, B13:33–34
-
Central Volcanic Zone, explosive volcanism, B19:1–43
-
chain reactions. See polymerase chain reaction
-
chalk, clay-rich nannofossil, lithologic units, A7:10–11
-
chalk, laminated, photograph, A6:42
-
chalk, lithologic units, A7:8–10
-
chemical interfaces, microbial communities, B1:22–24
-
chemical tracers, contamination, A2:1–19
-
chert, brown
-
lithologic units, A7:12
-
photograph, A7:42
-
X-ray diffraction data, A7:45
-
Chile, volcanism, B19:3
-
chloride
-
gas hydrates, A11:14–15
-
vs. ammonium, B5:9, 25
-
vs. lithium, A8:38
-
vs. methane, B20:6–7
-
chloride, dissolved
-
pore water, A1:31, 36, 39–40, 46; A6:18; A7:18; A8:17; A9:14; A10:15; A11:14; A12:14
-
vs. depth, A6:44; A7:48; A8:37; A9:38; A10:39; A11:50, 83; A12:34; B5:23; B20:10
-
Chloroflexi phyla, bacteria, B1:18; B2:6
-
Chondrites, lithologic units, A6:12; A11:9–10
-
chromaticity
-
lithologic units, A8:9; A10:10; A11:9–10; A12:7–11
-
vs. depth, A7:60
-
Chron C1n/C1r.1r polarity boundary, magnetostratigraphy, B16:4
-
Chron C1r.1r–C2r.2r, magnetostratigraphy, B16:4
-
Chron C2n, magnetostratigraphy, B16:4
-
Chron C3n.1n, magnetostratigraphy, B16:4, 7
-
Chron C4An, magnetostratigraphy, B16:4
-
Chron C4Ar, magnetostratigraphy, B16:4
-
Chron C4n.2r, magnetostratigraphy, B16:7
-
Chron C5n.2n, magnetostratigraphy, B16:7
-
chronostratigraphy, Neogene, B16:11
-
chronozones, magnetostratigraphy, B16:4–5
-
cinnamyl/vanillyl ratio
-
organic matter, B4:9
-
vs. depth, B4:20
-
vs. syringyl/vanillyl ratio, B4:21
-
clasts
-
lithologic units, A8:11–12; A9:8–9
-
photomicrograph, B13:32
-
clasts, black phosphate, lithologic units, A10:10
-
clasts, glauconitic, lithologic units, A8:11
-
clay
-
lithologic units, A8:11; A12:7–11
-
photograph, A10:36; A12:30
-
clay, diatom-quartz bearing, lithologic units, A9:9–11
-
clay, diatom-rich, lithologic units, A12:7
-
clay, diatom-rich silty
-
lithologic units, A10:10; A11:10
-
photograph, A9:35
-
clay, feldspar-rich, lithologic units, A10:9–10
-
clay, nannofossil-rich, lithologic units, A12:8
-
clay, quartz-rich, lithologic units, A10:9–10
-
clay, volcanic glass-rich, lithologic units, A12:8
-
clay minerals, lithologic units, A12:10–11
-
clinopyroxene, glomerocrysts, A12:11
-
coccoliths, textures, B14:7–11
-
Cochiti Subchron, magnetostratigraphy, B16:4, 7
-
Colombia, volcanism, B19:3
-
color changes
-
lithologic units, A10:9; A12:7–11
-
pore water, A11:13
-
community structure, microbiology, microbial activity, A1:16–17
-
compaction, burial, physical properties, A12:25
-
compaction, dolomite, B13:10
-
compressional wave velocity
-
sediments, A6:28; A7:30–31; A8:24–25; A9:21; A10:24–25; A11:27–28; A12:22–23
-
vs. depth, A6:66; A7:69; A8:50; A9:50; A10:54; A11:71, 85; A12:45
-
vs. thermal data, A4:16–17
-
concretions, D-phosphate, photograph, A9:33
-
concretions, lithologic units, A9:11
-
conductivity
-
headspace gases, B21:6–7
-
tests, B21:1–21
-
conductivity, normalized, vs. depth, B21:18
-
consolidation, lithologic units, A11:12
-
contamination
-
drilling, A2:1–19; B1:11–12
-
fluorescent microspheres, A2:7
-
microbiology, A1:17–18; A7:18–22; A8:19–21, 63–65; A9:15–17, 67–70; A10:18–19; A11:20–22; A12:17–18
-
seawater, A10:73; A11:100; A12:61
-
slurries, A10:74–75; A11:10; A12:62
-
See also bead contamination test
-
continental shelf, outer, diagenetic dolomite, B13:6–8
-
continental slope, upper, diagenetic dolomite, B13:5–6
-
core disturbance
-
gas hydrates, A11:36–37
-
vs. depth, A11:85
-
cores, gas hydrates, A11:35–36
-
coring, methods, A1:48–50
-
correlation
-
stratigraphy, B16:1–19
-
volcanic ash layers, B19:12–13, 31
-
Crenarchaea
-
methanogenesis, B1:15
-
See also Miscellaneous Crenarchaeotal Group
-
cristobalite, lithologic units, A6:11–12
-
cross bedding
-
lithologic units, A10:10
-
photograph, A10:35
-
cross laminations
-
lithologic units, A9:9; A10:9–11
-
photograph, A9:33–35
-
cultivation
-
bacteria, A6:21–22; A7:23; A9:17; A10:19–20; A11:22; A12:18
-
microbial community, B1:13–16; B2:1–19
-
microorganisms, B3:1–19
-
seafloor samples, B3:5–6
-
subseafloor samples, B3:6–7
-
cultured isolates
-
phenotypic diversity, B2:8–9
-
phylogeny, B2:8–9
-
Cytophaga-Flavobacterium-Bacteroides phylum, cultured isolates, B2:9
D
-
D/L ratio, pore water, B12:1–7
-
dacite
-
volcanic glass shards, B19:10
-
See also andesitic-dacitic composition
-
Davis-Villinger temperature-pressure probe, sediments, A7:34; A8:27; A9:25; A10:28; A11:32; A12:26
-
deep resistivity logs, vs. depth, A6:71; A7:76; A9:57; A10:61; A11:77
-
Deep-Sea Archaeal Group
-
16S rRNA genes, B2:4–6
-
sediments, B1:18
-
deformation, dolomite, B13:8–9
-
degassing
-
methanogenesis, B13:8–9
-
See also gas release
-
deglaciation
-
mass accumulation rates, B15:6
-
upper Pleistocene, B15:5
-
degradation, organic matter, B1:4–6
-
Dehalococcoides ethenogenes, bacteria, B2:6
-
demagnetization
-
projections, A6:59–62
-
sediments, A7:62–65
-
demagnetization, alternating-field
-
sediments, A7:29; A9:20; A11:25–26; A12:21
-
vs. depth, B16:12
-
density
-
sediments, A6:27; A7:29–30; A8:23–24; A9:20–21; A10:23–24; A11:26–27; A12:21–22
-
vs. depth, A6:64–65
-
vs. thermal data, A4:17
-
See also mass/volume moisture and density
-
density, bulk, vs. depth, A7:68; A8:47–49; A11:69–70, 73
-
density, gamma ray attenuation bulk, vs. depth, A6:63; A7:66–67; A8:47–48; A9:47–48; A10:51, 53; A12:44
-
density, grain, vs. depth, A1:75; A6:65; A7:68; A8:49; A9:49; A10:51, 53; A11:70; A12:44
-
density, mean-detrended bulk, vs. depth, A10:56; A12:48
-
density, moisture and density bulk, vs. depth, A12:44
-
density logs, vs. depth, A6:71–72; A7:76–77; A9:57–58; A10:61–62; A11:77, 84
-
deoxyribonucleic acid, polymerase chain reaction, B1:16–20; B2:3; B3:6, 8–9, 14
-
Desulfotomaculum, cultured isolates, B2:9
-
Desulfotomaculum geothermicum, methanogen enrichment, B3:5
-
Desulfovibrio profundus, marine sediments, A1:5
-
diagenesis
-
amino acids, B12:3
-
dolomite, B13:1–34
-
lithologic units, A7:12; A8:12–13; A10:11–12
-
organic matter, B5:1–30
-
physical properties, A12:25
-
sedimentation flux, B5:6
-
volcanic ash, B19:8
-
See also authigenesis; silica diagenesis
-
diameter, mean bulk, vs. depth, B14:22–23
-
diatom frustules
-
dolomite, B13:5–6
-
lithologic units, A8:9
-
photomicrograph, B13:23, 25–26
-
textures, B14:7–11
-
diatomite, lithologic units, A7:8–10
-
diatoms
-
abundance vs. depth, B16:15
-
age vs. depth, B16:15
-
biogenic sediments, B14:8
-
biostratigraphy, B16:3, 5, 18
-
diagenetic dolomite, B13:5–8
-
lithologic units, A6:9; A8:9–10, 13; A9:7–11; A11:8–10
-
total organic and inorganic carbon, B8:4–5
-
dikes, sand-filled, lithologic units, A10:9–10
-
dipole sonic waveform, vs. depth, A11:84
-
dissolution, sediments, A1:34
-
disturbed drilling, isothermal remanent magnetization, B16:4
-
DNA. See deoxyribonucleic acid
-
dolomicrite, photomicrograph, B13:22
-
dolomicrosparite
-
dolomite, B13:5–6
-
photomicrograph, B13:23
-
dolomicrosparite, euhedral, photomicrograph, B13:24
-
dolomicrosparite, porous, photomicrograph, B13:24
-
dolomicrosparite, quartz-rich, photomicrograph, B13:25
-
dolomite
-
authigenesis, B1:26
-
lithologic units, A7:12; A8:12–13; A9:9; B13:16, 18–21
-
photograph, A10:35
-
sediments, A1:34
-
volcanic ash, B19:8–10
-
X-ray diffraction data, A9:10, 36; A10:38; B13:17
-
dolomite, anhedral, photomicrograph, B13:33
-
dolomite, authigenic, lithologic units, A9:11; A10:9–12; A11:12
-
dolomite, brecciated, photograph, A11:47
-
dolomite, diagenetic, mineralogy and petrography, B13:1–34
-
dolomite, microsparitic, euhedral rhombs, B13:5–6
-
dolomite cement, photomicrograph, B13:23, 27–28
-
dolomite lens, photograph, A9:34
-
dolomite rhombs, photomicrograph, B13:23–27, 29, 31
-
dolomitization, diagenesis, B13:9–11
-
downhole logging
-
Site 1225, A6:32–35
-
Site 1226, A7:34–37
-
Site 1228, A9:25–28
-
Site 1229, A10:28–31
-
Site 1230, A11:32–35
-
downhole tools
-
Site 1225, A6:31–32
-
Site 1226, A7:33–34
-
Site 1227, A8:26–27
-
Site 1228, A9:23–25
-
Site 1229, A10:27–28
-
Site 1230, A11:31–32
-
Site 1231, A12:25–26
-
drilling, contamination, A2:1–19
-
DSAG. See Deep-Sea Archaeal Group
E
-
Ecuador, volcanism, B19:3
-
El Niņo–Southern Oscillation, upwelling, B15:7
-
electrical properties, sediments, A11:29–30
-
emissivity, sediments, A7:27
-
enrichment
-
microorganisms, B3:1–19
-
oxygen isotopes, B7:20
-
enrichment, heterotrophic, microorganisms, B3:3–5
-
enrichment, methanogen, microorganisms, B3:5
-
enrichment, mixed-populations, microorganisms, B3:4–5
-
environment, microbial activity, A1:16
-
Eocene, upper, lithologic units, A12:8–10
-
erosional contacts
-
lithologic units, A9:11; A10:9
-
photograph, A9:35
-
eruptions, plinian-style, explosive volcanism, B19:14
-
eruptions, volcanism, B19:3
-
ethane
-
headspace gases, A8:61; A10:69–71; A11:94–95
-
pore water, A9:13; A10:16; A11:17–18
-
sediments, A1:32
-
Vacutainer samples, A11:96
-
vs. depth, A1:68; A8:16, 36; A10:41; A11:51
-
See also methane/ethane ratio
-
ethanotrophy, sediments, A1:34
-
ethenogenes. See Dehalococcoides ethenogenes
-
europium, volcanic ash layers, B19:12
-
Euryarchaeotal Group, bacteria, B1:18
F
-
fabric, photograph, A11:82
-
fabric, sandy, lithologic units, A11:11
-
fabric, scaly
-
lithologic units, A11:10
-
photograph, A11:47
-
far porosity logs, vs. depth, A6:71; A10:61; A11:77
-
fatty acids. See acetate; formate
-
fault zones, dolomite, B13:10
-
faults, normal
-
dolomite, B13:8–9
-
lithologic units, A11:9, 12
-
photograph, A11:44
-
fecal pellets, biogenic sediments, B14:8
-
feldspar
-
lithologic units, A8:9; A10:11–12; A11:8–10
-
sediments, A1:34
-
volcanic ash, B19:8–10
-
fine grains, remanent magnetization, B17:4
-
Firmicutes, cultured isolates, B1:15; B2:8–9
-
FISH-SIMS, bacteria, A7:23; A8:21; A9:17; A10:20; A11:22; A12:18
-
fissility, photograph, A11:46
-
Flavobacterium. See Cytophaga-Flavobacterium-Bacteroides phylum
-
flow regime, subseafloor, microbial activity, A1:13–14
-
fluid escape structures
-
lithologic units, A9:8–9; A10:9–10
-
photograph, A10:36
-
X-ray diffraction data, A10:38
-
fluid flow, sediments, B1:24–26
-
fluorescent in situ hybridization counts
-
microbial community, B2:3
-
See also FISH-SIMS
-
fluorescent microspheres
-
comparison with perfluorocarbon tracer, A2:13, 18–19
-
contamination tests, A2:7; A6:21, 83; A7:93
-
methods, A1:49–50; A2:5, 12
-
vs. seawater tracers, A2:7–9
-
foliation, lithologic units, A11:12
-
foraminifers
-
lithologic units, A6:8–11; A7:8–10; A9:8–9; A12:8–10
-
photograph, A11:45
-
photomicrograph, B13:22–25, 28–29
-
formate, dissolved
-
pore water, A1:21, 25, 28, 33, 37, 42, 47; A6:16; A7:16–17; A8:16; A9:13; A10:15; A11:17; A12:13
-
vs. depth, A6:44; A7:47; A8:36; A9:38; A10:41; A11:51; A12:33
-
formation factor
-
sediments, A6:29; A7:31–32; A8:25; A9:22; A10:26; A12:24
-
vs. depth, A6:69; A7:72; A8:53; A9:53; A10:57; A12:47
-
Formation MicroScanner imagery, vs. depth, A11:78, 84
-
fractionation
-
ammonium, B5:6
-
methane bubble growth, B20:9
-
See also isotope fractionation; oxygen isotope fractionation
-
fractures
-
gas hydrates, A11:36
-
photograph, A11:81
-
See also microfractures
-
frustules. See diatom frustules
-
Fugro percussion corer
-
methods, A1:48–49
-
summary, A1:81
G
-
gamma ray logs, vs. depth, A6:71–72; A7:76–77; A9:57–58; A10:61–62; A11:77
-
gamma rays
-
sediments, A6:28; A7:31; A8:25; A9:21–22; A10:25; A11:28–29; A12:23–24
-
vs. depth, A1:72; A6:67; A7:70; A8:31, 51; A9:51; A10:55; A11:72; A12:46
-
gas hydrates
-
biogeochemistry, A1:45–47; A11:107
-
chloride, A11:14–15
-
core disturbance, A11:36–37
-
cores, A11:35–36
-
identification, A4:3–4; A11:106
-
infrared camera, A11:36
-
infrared thermal imaging, A4:1–20
-
occurrence, A11:36
-
photograph, A11:81–82
-
physical properties, A11:38
-
pore water, B5:5
-
pore water chemistry, A11:37–38
-
Site 1230, A11:35–39
-
gas release
-
pressure coring sampler, A3:7–8
-
See also degassing
-
gases, trapping, B21:7–9, 21
-
Gauss Chron, magnetostratigraphy, B16:4
-
Geobacillus, cultured isolates, B2:9
-
geochemistry
-
microbial activity, A1:11–13
-
volcanic ash layers, B19:11–12
-
glacial/interglacial cycles, organic matter, B4:9–11
-
glaciation, organic matter, B4:7–11
-
glauconite
-
lithologic units, A8:11; A9:7, 10; A11:11–12; A12:7–11
-
sediments, A1:34
-
glomerocrysts, clinopyroxene, A12:11
-
glutamic acid, pore water, B12:3, 7
-
glycine, pore water, B12:3, 7
-
graded bedding, lithologic units, A7:10–11
-
grain size
-
biogenic sediments, B14:3–4, 10–11, 13–14
-
downcore variations, B14:7–11
-
frequency curve, B14:17–18
-
lithology, B14:19
-
sonication, B14:16
-
vs. depth, B14:22–23
-
See also diameter; mode
-
grains, volcanic ash, B19:8–10
-
grasses, Pleistocene–Holocene sequence, B4:21
-
green nonsulfur bacteria, sediments, B1:18
-
greigite
-
magnetostratigraphy, B16:5
-
remanent magnetization, B17:4
H
-
Halomonas boliviensis, cultivation, B3:5
-
Halomonas spp.
-
cultured isolates, B1:16; B2:9
-
microbial community, B3:6–9
-
hardground, phosphatic, photograph, A10:37
-
heat transfer, models, B21:11
-
hiatuses, lithologic units, A9:9; A11:10
-
Holocene
-
lithologic units, A9:7–9; A10:8–10; A11:8–10
-
Peru margin, B15:4–5
-
radiocarbon dating, B15:1–15
-
volcanic ash, B19:8–10
-
See also Pleistocene/Holocene boundary; Pleistocene–Holocene sequence; Pliocene–Holocene sequence
-
Holocene, lower–middle, mass accumulation rates, B15:6
-
hybridization. See fluorescent in situ hybridization counts
-
hydrocarbons
-
headspace gases, A8:61; A9:64–65; A10:69–71; A11:94–95
-
Vacutainer samples, A11:96
-
hydrogen
-
concentration, A12:59
-
Methanosaeta, B2:7
-
pore water in incubated samples, A6:81; A7:89
-
hydrogen, dissolved
-
community structure, A1:17
-
microbial activity, A1:13
-
pore water, A1:21, 24, 29, 33, 42; A6:17; A7:17; A8:16, 62; A9:14; A10:16; A11:93; A12:14
-
sediments, A9:66
-
vs. depth, A6:44; A7:48; A8:37; A9:39; A10:41, 72; A11:51; A12:33
-
hydrogen index, Rock-Eval pyrolysis, A11:18, 97–98
-
hydrogen sulfide
-
pore water, A1:46
-
vs. depth, B1:40–41; B6:15–16
-
hydrolysis, organic matter, B10:3
-
hydrothermal vents, Archaea, B2:5
I
-
ichnofossils, photograph, A7:41
-
infrared camera, gas hydrates, A11:36
-
infrared thermal imaging
-
comparison with physical properties, A4:4; A11:61; A12:19
-
methods, A1:50; A4:1–20
-
photograph, A7:57–58
-
sediments, A7:27; A11:24–25
-
temperature, A6:24–25, 54–55
-
inoculated media, different depths, A6:84; A7:94; A10:76; A11:102–103; A12:63
-
iodine isotopes, organic matter, B1:5
-
iron
-
biogeochemical flux model, B1:27
-
replicate pore water, A7:87
-
replicate pore waters passed through different filters, A12:58
-
vs. depth, B14:22–23
-
iron, dissolved
-
microbial activity, A1:14–16
-
pore water, A1:33, 37, 41, 45; A6:15–16; A7:14–15; A8:15; A9:12; A10:14; A11:16; A12:13
-
vs. depth, A1:71, 73–74; A6:43; A7:46; A8:35; A9:37; A10:40; A11:50; A12:32; B7:16; B17:13–14
-
iron oxide
-
biogenic sediments, B14:9
-
lithologic units, A6:9; A12:8–10
-
volcanic ash layers, B19:11
-
volcanic glass shards, B19:10
-
vs. silica, B19:27, 29
-
iron reduction, sediments, A1:20–21, 34
-
isolates
-
characteristics, B3:18
-
phylogeny, B3:13
-
Shewanella, B3:6
-
isotope fractionation, reduction, B6:1–21
J
-
JS-1 division, bacteria, B2:6
L
-
lambda (carbon-normalized lignin yields), vs. depth, B4:19
-
laminations
-
lithologic units, A8:9; A10:8–11; A11:9; A12:7–11
-
photograph, A8:32; A9:32; A11:46
-
photomicrograph, B13:27
-
last glacial–interglacial transition, sediments, B15:5
-
Last Glacial Maximum, organic matter, B4:9–11
-
late Miocene carbonate crisis, total organic and inorganic carbon, B8:3
-
layers, volcanic ash, B19:8–10
-
leaves, Pleistocene–Holocene sequence, B4:21
-
leucine incorporation, community structure, A1:17
-
lightness, lithologic units, A7:11
-
lignin
-
organic matter, B4:5–11
-
vs. depth, B4:19
-
See also lambda (carbon-normalized lignin yields); sigma (lignin concentration)
-
lithic fragments, lithologic units, A9:7–9
-
lithium, dissolved
-
pore water, A8:15, 17; A9:14; A10:14; A11:14
-
vs. depth, A7:15, 47; A8:36; A9:39; A10:40; A11:50; A12:33
-
lithium, vs. chloride, A8:38
-
lithologic units
-
physical properties, A6:29–31
-
Site 1225, A6:8–11
-
Site 1226, A7:8–13
-
Site 1227, A8:9–13
-
Site 1228, A9:7–12
-
Site 1229, A10:8–12
-
Site 1230, A11:8–12
-
Site 1231, A12:7–11
-
Unit I, A6:8–11; A7:8–10; A8:9; A9:7–9; A10:8–10; A11:8–10; A12:7
-
Unit II, A7:10–11; A8:10–11; A9:9–10; A10:10–11; A11:10–11; A12:7–8
-
Unit III, A8:11; A12:8–10
-
Unit IV, A8:11–12
-
lithology
-
gas hydrates, A11:36
-
vs. depth, A6:39
-
lithostratigraphy
-
Site 680, B13:18
-
Site 681, B13:19–20
-
Site 684, B13:16
-
Site 685, B13:21
-
Site 1225, A1:59; A6:8–13
-
Site 1226, A1:59; A7:7–13, 40
-
Site 1227, A1:60; A8:8–13, 30–31; B13:16; B19:24
-
Site 1228, A1:60; A9:7–12, 30–31; B13:18; B19:24
-
Site 1229, A1:60; A10:8–12, 33–34; B13:19–20; B19:24
-
Site 1230, A1:60; A11:7–12, 43; B13:21
-
Site 1231, A1:59; A12:6–11, 28
-
vs. depth, Peru margin, B15:12
-
luminosity, vs. depth, B14:22–23
M
-
magnesium
-
authigenesis, B1:26
-
dolomite, B13:11
-
sediments, A1:31
-
magnesium, dissolved
-
pore water, A7:15; B11:2–3
-
vs. depth, B11:9–14
-
magnesium/calcium ratio, dissolved, vs. depth, B11:9–14
-
magnesium oxide
-
volcanic ash layers, B19:11
-
volcanic glass shards, B19:10
-
vs. silica, B19:27, 29
-
magnetic declination, vs. depth, A6:57; B16:13–14
-
magnetic inclination, vs. depth, A6:57; B16:13–14
-
magnetic intensity
-
magnetostratigraphy, B16:4
-
sediments, A7:28–29
-
vs. depth, A6:58; A7:61; A8:45; A9:44; A10:47; A11:65; A12:40; B16:12–14
-
magnetic minerals, magnetic susceptibility, B17:3–4
-
magnetic polarity, magnetostratigraphy, B16:4
-
magnetic reversals, magnetostratigraphy, B16:4
-
magnetic susceptibility
-
magnetic minerals, B17:3–4
-
microbial activity, A1:15
-
sediments, A1:43; A6:25–26; A7:28; A8:22–23; A9:18–19; A10:21–22; A11:25; A12:20; B17:15
-
vs. depth, A1:71, 73; A6:40, 56; A7:59–61; A8:31, 39, 44–45; A9:31, 43–44; A10:46; A11:64–65; A12:39–40; B17:8–9
-
magnetic susceptibility, low frequency/high-frequency magnetic susceptibility ratio
-
Site 1225, B17:8
-
Site 1227, B17:9
-
magnetic susceptibility, single sample/magnetic susceptibility normalized to the steady field
-
Site 1225, B17:8
-
vs. depth, B17:9
-
magnetic susceptibility/anhysteretic remanent magnetization ratio, vs. depth, B17:12–14
-
magnetite, remanent magnetization, B17:4
-
magnetosomes
-
authigenesis, B1:26
-
vs. depth, B17:13–14
-
magnetosomes, bacterial, preservation, B17:1–17
-
magnetostratigraphy
-
age vs. depth, B16:17
-
chronozones, B16:4–5
-
major elements, volcanic ash layers, B19:11
-
major oxides, vs. silica, B19:27, 29
-
manganese
-
biogeochemical flux model, B1:27
-
organic matter, B1:8
-
vs. depth, B14:22–23
-
manganese, dissolved
-
microbial activity, A1:12–15
-
pore water, A1:20, 28, 33, 37, 41, 45; A6:15; A7:14, 46; A8:15; A9:12; A10:14; A11:16–17; A12:12–13
-
vs. depth, A1:66, 72, 74; A6:43; A8:35; A9:37; A10:39; A11:51; A12:32; B1:40; B17:13–14
-
manganese oxide
-
biogenic sediments, B14:9
-
lithologic units, A6:9; A12:8–10
-
manganese reduction
-
bacteria, A6:21–22
-
sediments, A1:34
-
Marine Benthic Group A, 16S rRNA genes, B2:5
-
Marine Benthic Group D, 16S rRNA genes, B2:5
-
Marine Group I Archaea, 16S rRNA genes, B2:4–5
-
marine sources, organic matter, B4:7–11
-
mass accumulation rates, middle–early Holocene, B15:6, 14
-
mass spectrometry, bacteria, A7:23
-
mass spectrometry, FISH-secondary ion, incubation, A6:22
-
mass/volume moisture and density, vs. depth, A8:48–49; A9:48–49
-
Matuyama Chron
-
magnetostratigraphy, B16:4
-
See also Brunhes/Matuyama boundary
-
MBG-A. See Marine Benthic Group A
-
MBG-D. See Marine Benthic Group D
-
MCG. See Miscellaneous Crenarchaeotal Group
-
medium resistivity logs, vs. depth, A6:71–72; A7:76–77; A9:57; A10:61; A11:77
-
metabolic diversity, microbial populations, A1:4–5
-
methane
-
chemical interfaces, B1:22–24
-
enrichment, B3:7–9
-
headspace gases, A6:79–80; A7:88; A8:61; A10:69–71; A11:94–95; A12:14, 60; B3:17, 19
-
in situ determination, B20:1–11
-
microbial activity, A1:12–16
-
organic matter, B1:5–6
-
pore water, A1:21, 23–25, 28–29, 31–33, 37, 41–42, 45; A6:16–17; A7:17; A8:16; A9:13; A10:15–16; A11:17; B5:5
-
pressure coring sampler, A3:7–8
-
sulfate reduction, B2:6–7
-
sulfate zone, B1:8
-
Vacutainer samples, A11:96
-
vs. chloride, B20:6–7
-
vs. depth, A1:67–68, 70, 74; A6:45; A7:47; A8:36; A10:41; B1:40
-
See also anaerobic oxidation of methane zone; sulfate/methane interface; sulfate–methane transition horizon
-
methane, dissolved
-
in situ determination, B20:1–11
-
vs. depth, A1:75; A8:36; A9:38; A11:50; A12:33; B1:43; B20:10
-
methane/ethane ratio, vs. depth, A8:36
-
methane escape, photograph, A11:82
-
methane gradient, depth correlation, A11:53
-
methane oxidation, anaerobic, community structure, A1:17
-
Methanobacteriales, sediments, B1:23
-
Methanobrevibacter, sediments, B2:7
-
Methanocaldococcus-related phylotypes, sediments, B2:7
-
Methanoculleus submarinus, enrichment, B1:15; B3:8
-
methanogen-specific gene, sediments, B1:23
-
methanogenesis
-
community structure, A1:17
-
marine pore water, A1:4
-
vs. depth, B1:43
-
methanogens, enrichment, B3:7–9, 19
-
Methanosaeta, sediments, B2:7
-
Methanosarcina, sediments, B2:7
-
Methanosarcina acetivorans, enrichment, B3:8
-
Methanosarcinales, sediments, B1:23
-
methanotrophy
-
marine pore water, A1:5
-
pore water, A1:34
-
MG-I. See Marine Group I Archaea
-
microbial activity, silica, B14:9–10
-
microbial activity, subseafloor, sedimentary regimes, A1:11–13
-
microbial cells, vs. depth, A1:70
-
microbial communities
-
biogeochemical flux model, B1:27–28
-
composition, B1:1–45; B2:1–19
-
microbial diversity, marine pore water, A1:5–6
-
microbial populations, marine pore water, A1:1–81
-
microbiology
-
biosphere, B1:10–24
-
community structure, A1:16–17
-
pore water, A1:19–43, 45–47
-
Site 1225, A6:18–23
-
Site 1226, A7:18–25
-
Site 1227, A8:18–21
-
Site 1228, A9:15–17
-
Site 1229, A10:16–20
-
Site 1230, A11:18–22
-
Site 1231, A12:15–18
-
microfractures, basalt, A12:11
-
micronodules, diatom frustules, B14:9
-
microorganisms, enrichment and cultivation, B3:1–19
-
microsparite
-
dolomite, B13:5–6
-
photomicrograph, B13:22
-
microsparite, idiotopic, dolomite, B13:6
-
microspheres. See fluorescent microspheres
-
Milankovitch cycles, sedimentation, A7:12
-
mineralization
-
authigenesis, B1:25–26
-
organic matter, B1:7–8
-
See also remineralization
-
mineralogy, diagenetic dolomite, B13:1–34
-
Miocene
-
brines, A1:13–14, 31
-
coccoliths, B14:8
-
lithologic units, A11:10–11; A12:7–8
-
Miocene, lower, lithologic units, A7:10–11
-
Miocene, middle
-
biostratigraphy, B16:6
-
diagenetic dolomite, B13:5–6
-
lithologic units, A6:8–11; A7:8–11
-
Miocene, upper
-
biostratigraphy, B16:6
-
carbonate crash, B14:9
-
lithologic units, A6:8–11; A7:8–11; A8:11–12
-
total organic and inorganic carbon, B8:3
-
See also late Miocene carbonate crisis
-
Miscellaneous Crenarchaeotal Group
-
16S rRNA genes, B2:4
-
sediments, B1:18
-
mode, bulk, vs. depth, B14:22–23
-
molecular record, organic matter, B4:1–21
-
monopole sonic waveform, vs. depth, A11:84
-
mottling, lithologic units, A7:9; A8:11
-
multidomain samples, saturation magnetization, B17:11
N
-
nannofossils
-
age vs. depth, B16:16
-
biostratigraphy, B16:3, 6, 19
-
lithologic units, A6:9; A9:7–11; A11:8–10
-
photograph, A11:44
-
total organic and inorganic carbon, B8:4–5
-
Nazca plate, geology, B19:3
-
near porosity logs, vs. depth, A6:71; A10:61; A11:77
-
Neogene
-
chronostratigraphy, B16:11
-
diagenetic dolomite, B13:5–6
-
stratigraphy, B16:1–19
-
nitrate, dissolved
-
microbial activity, A1:13–14
-
pore water, A1:20, 24, 27–28, 45; A6:15; A7:14, 46; A12:12
-
vs. depth, A1:69; A6:43; A12:32
-
nitrification, pore water, A7:14
-
nitrite, dissolved, pore water, A7:14
-
nitrogen
-
organic matter, B1:6–7; B5:1–30
-
See also carbon/nitrogen ratio
-
nitrogen, particulate organic, organic matter, B1:6–7
-
nitrogen, total
-
organic matter, B4:5; B5:5, 28
-
sediments, A7:18, 90
-
vs. depth, B4:17; B5:19, 24; B8:8–15, 30
-
nitrogen-15
-
ammonium, B5:5–6, 8, 30
-
organic matter, B5:1–30
-
vs. depth, B5:20, 22, 27
-
nitrogen budget, lithologic units, B5:10–12
-
nitrogen isotopes
-
organic matter, B5:1–30
-
sulfate–methane transition horizon, B5:9
-
nodules
-
authigenesis, A8:12–13
-
lithologic units, A10:9–10
-
See also micronodules
-
nodules, apatite, X-ray diffraction data, A9:36
-
nodules, authigenic, X-ray diffraction data, A9:10–11
-
nodules, authigenic dolomite, X-ray diffraction data, A8:34
-
nodules, barite, X-ray diffraction data, A8:34
-
nodules, carbonate, photograph, A11:48
-
nodules, D-phosphate, X-ray diffraction data, A9:36
-
nodules, dolomite
-
photograph, A10:35
-
X-ray diffraction data, A9:36
-
nodules, dolostone, lithologic units, A10:9, 11–12; A11:11
-
nodules, F-phosphate, X-ray diffraction data, A9:36
-
nodules, fluorapatite
-
lithologic units, A8:9, 12
-
X-ray diffraction data, A8:34
-
nodules, phosphate
-
lithologic units, A9:11
-
photograph, A8:33
-
nodules, porcellanite
-
photograph, A6:41
-
X-ray diffraction data, A9:36
-
nodules, pyrite
-
photograph, A6:42
-
X-ray diffraction data, A6:39
-
nodules, sulfide, photograph, A12:29, 31
-
nodules, yellow dolomite
-
photograph, A7:42
-
X-ray diffraction data, A7:45
-
noncarbonate component
-
biogenic sediments, B14:7
-
vs. depth, B14:22–23
-
Northern Volcanic Zone, explosive volcanism, B19:21
O
-
ocean currents, flow paths, B19:22
-
Olduvai Subchron, magnetostratigraphy, B16:4
-
Oligocene, upper, lithologic units, A12:7–10
-
ooze, biogenic sediments, B14:8–11
-
ooze, clay-rich diatom
-
lithologic units, A11:8–10; A12:7
-
photograph, A12:29–30
-
ooze, coarse-grained foraminifer, photograph, A8:32
-
ooze, diatom
-
diagenetic dolomite, B13:5–6
-
lithologic units, A8:9; A10:10–11
-
photograph, A8:32
-
photomicrograph, B14:20–21
-
sonication, B14:16
-
X-ray diffraction data, A6:39
-
ooze, diatom- and clay-bearing nannofossil, lithologic units, A12:9
-
ooze, diatom-rich, total organic and inorganic carbon, B8:3–5
-
ooze, diatom-rich nannofossil
-
lithologic units, A7:8–10; A11:9–10
-
photomicrograph, B14:20
-
X-ray diffraction data, A7:45
-
ooze, foraminifer, lithologic units, A8:9
-
ooze, green diatom, photograph, A11:45
-
ooze, iron- and manganese-rich nannofossil, photomicrograph, B14:21
-
ooze, laminated diatom, lithologic units, A9:7–9
-
ooze, nannofossil
-
lithologic units, A6:8–11; A10:9–10; A12:9
-
photograph, A11:45; A12:31
-
sonication, B14:16
-
X-ray diffraction data, A6:39
-
ooze, nannofossil-bearing diatom
-
lithologic units, A8:11–12
-
Peru margin, B15:4–5
-
ooze, nannofossil-rich diatom
-
lithologic units, A7:8–10
-
photomicrograph, B14:20
-
X-ray diffraction data, A7:45
-
ooze, quartz-rich diatom, lithologic units, A11:11
-
ooze, radiolarian, photomicrograph, B14:20
-
opal-A
-
diatom frustules, B14:9
-
lithologic units, A6:11–13; A7:12; A8:9; A9:11; A11:11; A12:10–11
-
X-ray diffraction data, A6:39; A9:10, 36
-
opal-A/opal-CT ratio, X-ray diffraction data, A6:39
-
opal-CT
-
diatom frustules, B14:9
-
lithologic units, A6:11–13; A7:12
-
X-ray diffraction data, A6:39; A9:10
-
opaque minerals, lithologic units, A12:10
-
orbital forcing, sedimentation, A7:12
-
organic matter
-
burial and degradation, B1:4–6
-
diagenesis, B5:1–30
-
geochemistry, B4:1–21
-
pore water, B12:1–7
-
remineralization, B10:3
-
overpressure, pore water, A1:45
-
oxidation
-
organic matter, B10:3
-
sulfides, A11:15; B7:5–9
-
See also anaerobic oxidation of methane zone; methane oxidation, anaerobic
-
oxidation, anaerobic, methane, A1:15
-
oxidation byproducts, organic matter, B4:5–6
-
oxygen, dissolved
-
microbial activity, A1:13–14
-
pore water, A1:20, 24, 27, 45; A6:14–15; A7:14; A12:12
-
oxygen, microelectrode measurement, A12:57
-
oxygen isotope fractionation, dissolved sulfate, B7:6–9, 17
-
oxygen isotopes
-
dissolved sulfate, B7:1–23
-
enrichment, B7:20
-
organic matter, B1:9–10
-
vs. depth, B1:41; B7:15–18
P
-
P-modulus, vs. depth, A12:45
-
Pacific Ocean E equatorial
-
amino acids, B12:1–7
-
biosphere, B6:1–20
-
dissolved carbohydrates, B10:1–10
-
dissolved organic carbon, B9:1–10
-
magnetostratigraphy, B16:1–19
-
major cation concentrations, B11:1–19
-
metabolic activity, A1:1–81; B2:1–19
-
microbial communities, B1:1–45
-
oxygen isotopes, B7:1–23
-
radiocarbon dating, B15:1–15
-
sediment permeability, B18:1–18
-
sedimentology, B14:1–25
-
sulfur isotopes, B6:1–20
-
total organic and inorganic carbon, B8:1–20
-
palagonite, thin sections, A12:11
-
paleoceanography
-
biogenic sediments, B14:2–3
-
microbial activity, A1:14–16
-
paleoclimatology, Quaternary, B15:7
-
paleomagnetism, sediments, A6:26–27; A7:28–29; A8:23; A9:19–20; A10:22–23; A11:25–26; A12:21
-
paleome, microbial communities, B1:19
-
particulate tracers, contamination, A2:1–19; A7:22–23; A8:20–21; A9:16–17; A10:19; A11:22; A12:17–18
-
PCR. See polymerase chain reaction
-
pelagic environment, stratigraphy, B16:1–19
-
perfluorocarbon tracer
-
comparison with bead contamination tests, A1:78
-
comparison with fluorescent microspheres, A2:13, 18–19
-
contamination tests, A6:20–21; A7:21–22, 91–92; A8:20; A10:18–19; A11:21–22; A12:17
-
cores, A2:6–7
-
methods, A1:49; A2:2–4, 11, 14–16
-
permeability
-
sediments, B1:24–26; B18:1–18
-
vs. effective stress, B18:11
-
Peru, volcanism, B19:3
-
Peru Basin
-
metabolic activity, A1:1–81
-
oxygen isotopes, B7:5
-
site summary, A1:18–22
-
total organic and inorganic carbon, B8:5
-
Peru margin
-
amino acids, B12:1–7
-
biosphere, B6:1–20
-
dissolved carbohydrates, B10:1–10
-
dissolved organic carbon, B9:1–10
-
dolomite, B13:1–34
-
major cation concentrations, B11:1–19
-
metabolic activity, A1:1–81
-
methane in situ determination, B20:1–11
-
organic matter, B4:1–21
-
radiocarbon dating, B15:1–15
-
sediment permeability, B18:1–18
-
total organic and inorganic carbon, B8:1–20
-
upwelling, B15:7–8
-
volcanic ash, B19:1–43
-
Peru shelf
-
site summary, A1:30–43
-
total organic and inorganic carbon, B8:3–4
-
Peru slope, site summary, A1:43–47
-
Peru Trench
-
diagenetic dolomite, B13:8–9
-
microbial activity, A1:1–81
-
microorganisms, B3:1–19
-
total organic and inorganic carbon, B8:4–5
-
Peru upper slope, total organic and inorganic carbon, B8:3–4
-
petrography
-
diagenetic dolomite, B13:1–34
-
volcanic ash, B19:8–10
-
phasor resistivity logs, vs. depth, A6:71; A7:76; A9:57; A10:61; A11:77
-
phenols
-
organic matter, B4:5–6
-
See also cinnamyl/vanillyl ratio; syringyl/vanillyl ratio
-
phenotypic diversity, cultured isolates, B2:8–9
-
phillipsite, lithologic units, A12:10–11
-
phosphate
-
correlation with magnetic susceptibility, A8:39
-
lithologic units, A8:12–13
-
phosphate, dissolved
-
pore water, A1:34; A6:17; A7:16; A8:17; A9:14; A10:14–15; A11:13; A12:14
-
vs. depth, A6:44; A7:48; A8:37, 39; A9:38; A10:40; A11:49; A12:34
-
phosphorus oxide
-
volcanic ash layers, B19:11
-
vs. silica, B19:27, 29
-
Photobacterium profundum, cultivation, B1:16; B3:5
-
Photobacterium spp.
-
cultured isolates, B1:16; B2:9
-
enrichment, B3:8
-
phylogeny
-
Archaea, B3:15
-
cultured isolates, B2:8–9, 17
-
isolates, B3:13
-
ribosomal ribonucleic acid (16S), B3:15–16
-
physical properties
-
comparison with infrared thermal imaging, A4:4
-
gas hydrates, A11:38
-
lithologic unit boundaries, A11:30
-
lithologic units, A6:29–31
-
pore water, A1:34
-
Site 1225, A6:23–31
-
Site 1226, A7:26–33
-
Site 1227, A8:21–26
-
Site 1228, A9:17–23
-
Site 1229, A10:20–27
-
Site 1230, A11:22–30
-
Site 1231, A12:18–25
-
plagioclase
-
lithologic units, A11:11–12; A12:7–11
-
X-ray diffraction data, A9:36
-
Planolites, lithologic units, A6:12; A7:8; A12:9
-
plate tectonics, subduction, B19:3
-
Pleistocene
-
biogenic sediments, B14:8–11
-
lithologic units, A6:8–11; A7:8–10; A8:9; A9:7–9; A10:8–11; A11:8–10; A12:7
-
total organic and inorganic carbon, B8:3
-
volcanic ash, B19:8–10
-
See also Pliocene–Holocene sequence; Pliocene/Pleistocene boundary
-
Pleistocene, middle, total organic and inorganic carbon, B8:4
-
Pleistocene, upper
-
organic matter, Site B4:1–21
-
radiocarbon dating, B15:1–15
-
Pleistocene–Holocene sequence
-
organic matter, B4:1–21
-
radiocarbon dating, B15:1–15
-
sedimentation rates, B15:1–15
-
Pleistocene/Holocene boundary
-
carbon/nitrogen ratio, B4:5
-
lithologic units, A11:12
-
mass accumulation rates, B15:6
-
sediments, B15:5
-
Pliocene
-
diagenetic dolomite, B13:5–6
-
lithologic units, A6:8–11; A7:8–10; A8:10–11; A9:9–11; A12:7
-
volcanic ash, B19:8–10
-
Pliocene, lower
-
biostratigraphy, B16:6
-
total organic and inorganic carbon, B8:4
-
Pliocene, upper
-
biogenic sediments, B14:8–11
-
lithologic units, A10:10–11
-
total organic and inorganic carbon, B8:3
-
Pliocene–Holocene sequence, dolomite, B13:6–8
-
Pliocene/Pleistocene boundary, biostratigraphy, B16:6
-
polymerase chain reaction, deoxyribonucleic acid, B1:19; B2:3, 7–9
-
porcellanite, X-ray diffraction data, A9:10, 36
-
porcellanite, green, X-ray diffraction data, A7:45
-
pore water
-
amino acids, B12:1–7
-
ammonium sources and sinks, B5:8–10
-
anomalies, A1:40
-
biogeochemistry, B5:5, 7–8
-
dissolved carbohydrates, B10:1–10
-
dissolved organic carbon, B9:1–10
-
geochemistry, A6:14–18, 76–78; A7:13–18, 84–86; A8:13–18, 59–60; A9:12–14, 62–63; A10:12–16, 66–68; A11:12–18, 89–91; A12:55–56
-
major cation concentrations, B11:1–19
-
microbial populations, A1:1–81
-
mineralogy, A6:11–12
-
organic matter, B1:7–8
-
oxygen isotope fractionation, B7:1–23
-
oxygen isotopes, B7:21–23
-
Rayleigh plots, B6:17
-
reduction, B6:1–21
-
sulfur isotope fractionation, B6:1–21
-
pore water chemistry, gas hydrates, A11:37–38
-
porosity
-
sediments, A6:27; A7:29–30; A8:23–24; A9:20–21; A10:23–24; A11:26–27; A12:21–22
-
vs. depth, A6:39, 65; A7:68; A8:49; A9:31, 49; A10:51, 53; A11:70; A12:44
-
porosity (from density) logs, vs. depth, A11:77
-
porosity logs
-
vs. depth, A6:71; A7:76; A9:57; A10:61; A11:77
-
See also far porosity logs; near porosity logs
-
potassium, dissolved
-
pore water, A7:15; B11:2
-
vs. depth, B11:9–14
-
potassium logs, vs. depth, A6:71–72; A7:76–77; A9:57; A10:61; A11:77
-
potassium oxide
-
volcanic ash layers, B19:11
-
volcanic glass shards, B19:10
-
vs. silica, B19:25–29
-
See also sodium oxide + potassium oxide
-
precipitation, synkinematic, dolomite, B13:10
-
preservation
-
bacteria, B1:18–20
-
bacterial magnetosomes, B17:1–17
-
pressure
-
pressure coring sampler, A3:10
-
tests, B21:1–21
-
vs. depth, B17:15
-
vs. time, A8:56; A9:56; A10:60; A11:76; A12:50; B21:16–17
-
pressure, in-hole, signals, B21:6
-
pressure-temperature conditions. See Davis-Villinger temperature-pressure probe
-
pressure coring sampler
-
methods, A1:48; A3:1–22
-
sediments, A7:34
-
summary, A1:80
-
productivity, biostratigraphy, B16:7
-
prokaryotes, chemical interfaces, B1:22–24
-
prokaryotes, methanogenic, sulfate reduction, B1:20–22; B2:6–7
-
prokaryotic cells
-
contamination, A6:20–21, 83
-
sediments, A1:21–22, 24–25, 27–29, 34–35, 38, 41–42, 47; A6:19–23; A7:20; A9:15; A10:17–18; A11:19–20, 58–60; A12:15–17
-
total cell counts, B1:12–13
-
vs. depth, A1:62–63; A6:49–50; A7:51–52; A8:42–43; A10:44–45; A12:37–38; B1:42–43
-
prokaryotic growth, community structure, A1:17
-
propane
-
headspace gases, A8:61; A10:69–71; A11:94–95
-
pore water, A1:32; A8:16; A10:16; A11:17–18
-
Vacutainer samples, A11:96
-
vs. depth, A1:68; A8:36; A10:41; A11:51
-
propanotrophy, pore water, A1:34
-
Proteobacteria, cultured isolates, B1:15; B2:9
-
pseudosingle domain samples, saturation magnetization, B17:11
-
pumice. See volcanic glass/pumice ratio
-
Puna, volcanism, B19:3
-
pyrite
-
lithologic units, A7:11; A8:9–10; A12:7–11
-
magnetostratigraphy, B16:5
-
photograph, A11:44–45
-
X-ray diffraction data, A6:39
-
pyrite, framboidal
-
ooze, B13:5–11
-
photomicrograph, B13:23, 26, 29–31
-
pyrite spots
-
lithologic units, A6:10; A11:8–10
-
photograph, A6:42
-
pyrrhotite, magnetostratigraphy, B16:5
Q
-
quartz
-
lithologic units, A7:10; A8:9; A9:7–9; A10:11–12; A11:8–12; A12:7–11
-
pore water, A1:34
-
volcanic ash, B19:8–10
-
X-ray diffraction data, A9:36
-
Quaternary
-
biostratigraphy, B16:5–6
-
diagenetic dolomite, B13:5–6
-
sedimentation rates, B15:1–15
R
-
racemization, amino acids, B12:3
-
radiocarbon dating, Pleistocene–Holocene sequence, B15:1–15
-
radiolarian tests, biogenic sediments, B14:8
-
radiolarians, lithologic units, A6:9; A7:8–10; A12:7–11
-
rare earths, volcanic ash layers, B19:12–13, 30–31
-
Rayleigh plots, pore water, B6:17, 21
-
reaction halos, photograph, A6:41
-
reduction
-
biogenic sediments, B14:9
-
biosphere, B6:1–21
-
microbial activity, A1:14–16
-
pore water, B1:8
-
See also iron reduction; manganese reduction; sulfate reduction; sulfate reduction rate; sulfate reduction zone
-
reduction rates, biogeochemical flux model, B1:27
-
reduction zones, pore water, A1:24, 28
-
reflectance
-
lithologic units, A6:10–11; A10:9; A12:8
-
vs. depth, A6:38, 40; A7:60
-
reflectivity
-
lithologic units, A7:11
-
vs. depth, B8:12
-
remanent magnetization, anhysteretic
-
acquisition, B17:16
-
sediments, A6:26–27; A7:29; A11:25–26; B17:3–4, 15
-
vs. depth, B16:12
-
See also magnetic susceptibility/anhysteretic remanent magnetization ratio
-
remanent magnetization, isothermal
-
disturbed drilling, B16:4
-
sediments, B17:3–4
-
remanent magnetization, isothermal/back-isothermal remanent magnetization ratio, sediments, B17:17
-
remanent magnetization, natural
-
magnetostratigraphy, B16:4–5
-
principal component analysis, A10:48–50; A11:66–68; A12:41–43
-
projections, A6:59–62; A7:62–65
-
sediments, A6:26–27; A7:28–29; A8:46; A9:45–46; A11:25–26; A12:21
-
remineralization, organic matter, B4:10; B10:3
-
resedimented material, photograph, A7:43
-
resistivity
-
vs. depth, A10:52
-
vs. thermal data, A4:16
-
resistivity logs
-
sediments, A11:29–30
-
vs. depth, A11:84–85
-
See also deep resistivity logs; medium resistivity logs; phasor resistivity logs; spherically focused resistivity logs
-
Rhizobium radiobacter, cultured isolates, B2:9
-
rhyolite, volcanic glass shards, B19:10
-
ribosomal intergenic spacer analysis, microbial community, B3:5–9, 14
-
ribosomal ribonucleic acid (16S)
-
microbial community, B1:16–20, 29; B2:1–8; B3:5–9
-
phylogeny, B3:15–16
-
ribotypes, microbial community, B3:6–9
-
rocks
-
bacteria, A6:22–23
-
contamination, A7:24–25
-
rRNA. See ribosomal ribonucleic acid (16S)
S
-
S-ratio. See remanent magnetization, isothermal/back-isothermal remanent magnetization ratio
-
SAGMEG. See South African Goldmine Euryarchaetal Group
-
Salaverry Basin
-
brines, A1:31
-
diagenetic dolomite, B13:6–8
-
sand, glauconitic, diagenetic dolomite, B13:5–6
-
sand, hornblende-bearing feldspar-quartz, lithologic units, A10:11
-
sand, lithic, lithologic units, A9:11
-
saturation magnetization, bulk/residue saturation magnetization ratio, vs. depth, B17:11
-
seawater
-
concentration, A11:99
-
contamination, A11:100
-
seawater tracers
-
contamination, A2:17
-
vs. microspheres, A2:7–9
-
sedimentation rates
-
diagenesis, B5:6
-
Pleistocene–Holocene sequence, B1:24–26; B15:1–15
-
See also mass accumulation rates
-
sedimentology, open-ocean biogenic sediments, B14:1–25
-
sediments
-
dissolved carbohydrates, B10:1–10
-
dissolved organic carbon, B9:1–10
-
microorganisms, B3:1–19
-
organic matter, B4:1–21
-
permeability, B18:1–18
-
photograph, A7:53
-
radiocarbon dating, B15:1–15
-
Rock-Eval pyrolysis, A11:97–98
-
sulfur isotopes, B6:1–20
-
total organic and inorganic carbon, B8:1–20
-
See also basalt/sediment contact; water/sediment interface
-
sediments, biogenic, composition, A12:11
-
sediments, biogenic hemipelagic, lithologic units, A9:11–12
-
sediments, black silty
-
lithologic units, A8:10
-
X-ray diffraction data, A8:34
-
sediments, buried, microbial communities, B1:1–45
-
sediments, clayey, photograph, A9:33
-
sediments, deep
-
grain size, B1:24–26
-
major cation concentrations, B11:1–19
-
sediments, marine
-
organic matter, B5:1–30
-
volcanic ash, B19:1–43
-
sediments, open-ocean biogenic, sedimentology, B14:1–25
-
sediments, pelagic, stratigraphy, B16:1–19
-
sediments, red hematite-rich, photograph, A7:44
-
sediments, silty, photograph, A9:33–34
-
sediments, sulfide-rich, photograph, A12:29, 30
-
sequencing surveys, microbial community, B2:1–19
-
serine, pore water, B12:3, 7
-
shell debris, photograph, A10:36
-
Shewanella benthica, Pacific Ocean E, B3:5
-
Shewanella spp.
-
cultured isolates, B1:16; B2:9
-
isolates, B3:6
-
microbial community, B3:7–9
-
sigma (lignin concentration), vs. depth, B4:19
-
silica
-
volcanic ash layers, B19:11
-
volcanic glass shards, B19:10
-
vs. major oxides, B19:27, 29
-
vs. potassium oxide, B19:25–26, 28
-
vs. sodium oxide + potassium oxide, B19:25–26, 28
-
silica, biogenic, lithologic units, A7:9; A8:9–10, 13
-
silica, dissolved
-
pore water, A1:34; A6:17; A7:17; A8:17; A9:14; A10:15; A11:13; A12:14
-
vs. depth, A6:44; A7:48; A8:37; A9:38; A10:40; A11:49; A12:34
-
silica diagenesis
-
photograph, A6:41
-
X-ray diffraction data, A6:39
-
siliceous microfossils, lithologic units, A6:8–11
-
siliciclastics
-
diagenetic dolomite, B13:5–8
-
lithologic units, A7:8–10; A9:7–9, 11; A10:10–12; A11:9–11
-
total organic and inorganic carbon, B8:3–4
-
silt, lithologic units, A9:7–11
-
silt, clay-rich, lithologic units, A10:8–10
-
silt, diatom-bearing, lithologic units, A8:9–10
-
silt, diatom-rich
-
lithologic units, A10:8–10
-
photograph, A10:35
-
silt, sandy, composition, A1:34
-
Site 321, total organic and inorganic carbon, B8:5
-
Site 680
-
diagenetic dolomite, B13:6
-
magnetic susceptibility, A9:43
-
total organic and inorganic carbon, B8:3–4
-
Site 681
-
diagenetic dolomite, B13:6–8
-
magnetic susceptibility, A10:46
-
total organic and inorganic carbon, B8:3–4
-
Site 684
-
diagenetic dolomite, B13:5–6
-
gamma ray attenuation bulk density, A8:47–48
-
magnetic susceptibility, A8:44
-
total organic and inorganic carbon, B8:3–4
-
Site 685
-
diagenetic dolomite, B13:8–9
-
total organic and inorganic carbon, B8:4–5
-
Site 846
-
compressional wave velocity, A7:30–31
-
total organic and inorganic carbon, B8:3
-
well-logging, A7:35–36, 77
-
Site 851
-
magnetic susceptibility, A6:56
-
total organic and inorganic carbon, B8:3
-
well-logging, A6:72
-
Site 1225, A6:1–86
-
background and objectives, A6:1–2
-
bacterial magnetosomes, B17:1–17
-
biogeochemistry, A6:14–18
-
biostratigraphy, B16:1–19
-
coring summary, A6:74–75
-
downhole logging, A6:32–35
-
downhole tools, A6:31–32
-
grain size, B14:24
-
lithostratigraphy, A1:59; A6:8–13
-
magnetic susceptibility, A6:56
-
magnetostratigraphy, B16:1–19
-
microbiology, A6:18–23
-
operations, A6:5–8
-
oxygen isotopes, B7:5–8
-
physical properties, A6:23–31
-
pressure coring sampler, A3:5–6
-
principal results, A6:2–5
-
sedimentology, B14:1–25
-
site description, A6:1–86
-
site summary, A1:22–26
-
total organic and inorganic carbon, B8:3
-
well-logging, A6:86
-
Site 1226, A7:1–96
-
background and objectives, A7:1–2
-
biogeochemistry, A7:13–18
-
coring summary, A7:79–81
-
downhole logging, A7:34–37
-
downhole tools, A7:33–34
-
grain size, B14:25
-
lithostratigraphy, A1:59; A7:7–13, 40
-
microbiology, A7:18–25
-
operations, A7:5–7
-
oxygen isotopes, B7:8–9
-
physical properties, A7:26–33
-
pressure coring sampler, A3:5–6
-
pressure-temperature conditions, B21:1–21
-
principal results, A7:2–5
-
sedimentology, B14:1–25
-
site description, A7:1–96
-
site summary, A1:26–30
-
total organic and inorganic carbon, B8:3
-
Site 1227, A8:1–66
-
age vs. depth, B15:6
-
background and objectives, A8:1–2
-
bacterial magnetosomes, B17:1–17
-
biogeochemistry, A8:13–18
-
coring, A8:57–58
-
diagenetic dolomite, B13:5–6
-
downhole tools, A8:26–27
-
lithostratigraphy, A1:60; A8:8–13
-
microbiology, A8:18–21
-
operations, A8:6–8
-
organic matter diagenesis, B5:1–30
-
physical properties, A8:21–26
-
pressure coring sampler, A3:6–7
-
principal results, A8:2–6
-
site description, A8:1–66
-
site summary, A1:30–35
-
total organic and inorganic carbon, B8:3–4
-
volcanic ash layers, B19:8–9, 24
-
Site 1228, A9:1–72
-
age vs. depth, B15:6
-
background and objectives, A9:1–2
-
biogeochemistry, A9:12–15
-
coring, A9:60–61
-
diagenetic dolomite, B13:6
-
downhole logging, A9:25–28
-
downhole tools, A9:23–25
-
lithostratigraphy, A1:60; A9:7–12, 30–31
-
microbiology, A9:15–17
-
operations, A9:5–7
-
physical properties, A9:17–23
-
pressure coring sampler, A3:6–7
-
principal results, A9:2–5
-
site description, A9:1–72
-
site summary, A1:35–39
-
total organic and inorganic carbon, B8:3–4
-
volcanic ash layers, B19:9, 24
-
Site 1229, A10:1–78
-
age vs. depth, B15:6
-
background and objectives, A10:1–2
-
biogeochemistry, A10:12–16
-
coring summary, A10:64–65
-
diagenetic dolomite, B13:6–8
-
downhole logging, A10:28–31
-
downhole tools, A10:27–28
-
lithostratigraphy, A1:60; A10:8–12
-
microbial communities, B1:22–24
-
microbiology, A10:16–20
-
operations, A10:6–8
-
organic matter, B4:1–21
-
physical properties, A10:20–27
-
pressure coring sampler, A3:6–7
-
principal results, A10:2–6
-
site description, A10:1–78
-
site summary, A1:39–43
-
total organic and inorganic carbon, B8:3–4
-
volcanic ash layers, B19:9, 24
-
Site 1230, A11:1–107
-
background and objectives, A11:1–2
-
biogeochemistry, A11:12–18
-
coring summary, A11:86–88
-
diagenetic dolomite, B13:8–9
-
downhole logging, A11:32–35
-
downhole tools, A11:31–32
-
gas hydrates, A11:35–39
-
in situ methane, B20:11
-
lithostratigraphy, A1:60; A11:7–12
-
microbiology, A11:18–22
-
microorganisms, B3:1–19
-
operations, A11:5–7
-
organic matter diagenesis, B5:1–30
-
physical properties, A11:22–30
-
pressure coring sampler, A3:7–8
-
principal results, A11:2–5
-
site description, A11:1–107
-
site summary, A1:43–47
-
total organic and inorganic carbon, B8:4–5
-
Site 1231, A12:1–64
-
background and objectives, A12:1–2
-
biogeochemistry, A12:12–14
-
coring summary, A12:51–52
-
downhole tools, A12:25–26
-
lithostratigraphy, A1:59; A12:6–11
-
microbiology, A12:15–18
-
operations, A12:5–6
-
oxygen isotopes, B7:5
-
physical properties, A12:18–25
-
principal results, A12:2–5
-
site description, A12:1–64
-
site summary, A1:18–22
-
total organic and inorganic carbon, B8:5
-
skeletal parts, textures, B14:7–11
-
Skolithos
-
lithologic units, A7:8, 10
-
photograph, A7:41
-
slumping
-
dolomite, B13:8–9
-
lithologic units, A10:9–10
-
slurries, contamination, A11:101
-
sodium, dissolved
-
pore water, B11:2–3
-
vs. depth, B11:9–14
-
sodium oxide
-
volcanic ash layers, B19:11
-
volcanic glass shards, B19:10
-
vs. silica, B19:27, 29
-
sodium oxide + potassium oxide, vs. silica, B19:25–26, 28
-
soft-sediment deformation, photograph, A11:46
-
sonic velocity logs, vs. depth, A11:84
-
South African Goldmine Euryarchaetal Group, 16S rRNA genes, B2:4
-
South America, volcanism, B19:3
-
South American plate, geology, B19:3
-
Southern Oscillation. See El Niņo–Southern Oscillation
-
Southern Volcanic Zone, explosive volcanism, B19:21
-
spherically focused resistivity logs, vs. depth, A9:58; A10:62
-
sponge spicules, lithologic units, A11:8–10; A12:7–11
-
stable isotopes
-
organic matter, B4:5
-
sulfate reduction, B1:9–10
-
stratigraphy
-
sedimentation rates, B15:4–5
-
well-logging, A6:33–34
-
stress, effective, vs. permeability, B18:11
-
strontium, dissolved
-
pore water, A6:16; A7:15; A8:15; A9:14; A10:14; A11:14; A12:13; B11:2, 8–9
-
vs. depth, A6:43; A7:46; A8:35; A9:38; A10:40; A11:49; A12:32; B11:9–14
-
strontium isotopes, dolomite, B13:9–10
-
struvite, sulfate–methane transition horizon, B5:9
-
subduction, plate tectonics, B19:3
-
subseafloor samples, cultivation, B3:6–7
-
subsections, sampling, A6:47–48; A7:49–50; A8:40–41; A9:40–42; A10:42–43; A11:55–57; A12:35–36
-
sulfate
-
chemical interfaces, B1:22–24
-
pore water, B1:8
-
vs. barium, A11:52
-
sulfate, dissolved
-
microbial activity, A1:12, 16; B6:1–20
-
oxygen isotope fractionation, B7:17
-
oxygen isotopes, B7:1–23
-
pore water, A1:20, 32, 38, 41, 45; A6:16; A7:15; A8:14; A9:13; A10:13; A11:15, 92; A12:13; B5:5
-
vs. depth, A1:66, 70, 75–77; A6:43; A7:46; A8:35; A9:37; A10:39; A11:50; A12:32; B1:40–41, 43; B5:21; B6:16; B7:13–16, 18; B17:13
-
vs. dissolved sulfide, B7:19
-
vs. sulfur isotopes, B6:18, 20
-
sulfate–methane transition horizon, struvite, B5:9
-
sulfate/methane interface
-
dolomite, B13:10
-
pore water, A1:32, 37, 42
-
sulfate depletion, marine pore water, A1:4
-
sulfate gradient, depth correlation, A11:53
-
sulfate reduction
-
biogeochemical flux model, B1:27–28
-
biosphere, B6:3–8
-
community structure, A1:17
-
methanogenic prokaryotes, B2:6–7
-
pore water, A1:37, 41–43, 45
-
prokaryotes, B1:20–22; B2:6–7
-
stable isotopes, B1:9–10
-
sulfur isotopes, B1:9–10
-
total organic and inorganic carbon, B8:4
-
vs. depth, B1:43
-
sulfate reduction rate, vs. depth, B1:40
-
sulfate reduction zone
-
lithologic units, A11:9
-
sediments, B1:23
-
sulfide
-
lithologic units, A11:9–10; A12:8
-
oxidation, B7:5–9
-
sulfide, black, lithologic units, A12:7–11
-
sulfide, dissolved
-
microbial activity, A1:15
-
pore water, A1:28, 32, 40; A7:16; A8:15; A9:12–13; A10:13; A11:16; A12:13
-
vs. depth, A6:44; A8:36; A9:37; A10:39; A11:50; A12:33; B7:18
-
vs. dissolved sulfate, B7:19
-
sulfur, total
-
Rock-Eval pyrolysis, A11:97–98
-
sediments, A7:18, 90
-
vs. depth, B8:8–15
-
sulfur isotope ratios, Rayleigh plots, B6:17, 21
-
sulfur isotopes
-
biosphere, B6:1–20
-
sulfate reduction, B1:9–10
-
vs. depth, B1:41; B6:15–16
-
vs. dissolved sulfate, B6:18, 20
-
syringyl/vanillyl ratio
-
organic matter, B4:9
-
vs. cinnamyl/vanillyl ratio, B4:21
-
vs. depth, B4:20
T
-
tectonic surfaces, lithologic units, A11:12
-
temperature
-
descent and ascent profiles, B21:6
-
pore water, A1:38
-
tests, B21:1–21
-
vs. depth, A1:61; A4:13–15; A6:68, 70, 85; A7:47, 73, 95; A8:55, 66; A9:55, 71; A10:59, 77; A11:75, 80, 104; A12:49, 64; B21:15
-
vs. distance along core, A4:11
-
vs. time, A6:52–53; A8:54; A9:54; A10:58; A11:74
-
temperature, air, vs. core temperature, A4:9
-
temperature, core-liner
-
vs. scan time, A7:56
-
vs. thermal data, A4:16–19
-
temperature, in-hole, signals, B21:6
-
temperature, in situ
-
measurement methods, A1:49
-
sediments, A6:31; A7:33; A8:26–27; A9:24–25; A10:27–28; A11:31–32; A12:25–26
-
temperature logs
-
stratigraphy, A6:34–35; A7:37; A10:30–31; A11:35
-
tool string, A7:78
-
vs. depth, A6:73; A9:59; A10:63; A11:79, 85
-
terrigenous component, lithologic units, A11:12
-
terrigenous sources, organic matter, B4:7–11
-
Tertiary, pore water, A1:11–13
-
textures, biogenic sediments, B14:7–11
-
thermal conductivity
-
sediments, A6:28–29; A7:31; A8:25; A9:22; A10:25; A11:29; A12:24
-
vs. depth, A6:68; A7:71; A8:52; A9:52; A10:56; A11:73; A12:48
-
thermal conductivity, mean-detrended, vs. depth, A12:48
-
thermal contrast, photograph, A4:12
-
thermal data
-
vs. compressional wave velocity, A4:16–17
-
vs. core-liner temperature, A4:16–17
-
vs. density, A4:17
-
vs. resistivity, A4:16
-
vs. wireline logs, A4:16
-
Thermoanaerobacteriaceae, cultured isolates, B1:16
-
Thermosediminibacter, cultured isolates, B1:16; B2:8
-
Thermus sp., gold mines, A1:5
-
thorium/uranium ratio logs, vs. depth, A10:61
-
thorium logs, vs. depth, A6:71–72; A7:76–77; A9:57; A10:61; A11:77
-
thymidine incorporation, community structure, A1:17
-
time, pressure coring sampler, A3:10
-
time vs. pressure
-
Pacific Ocean E, A3:14; A7:74–75
-
Site 1225, A3:14
-
Site 1229, A3:14
-
Site 1230, A3:15–17
-
time vs. temperature
-
infrared thermal imaging, A4:10
-
Site 1225, A6:52–53
-
titanium oxide
-
volcanic ash layers, B19:11
-
vs. silica, B19:27, 29
-
trace fossils
-
lithologic units, A12:8
-
photograph, A12:30
-
tracers. See particulate tracers; perfluorocarbon tracer; seawater tracers
-
trachyandesite. See basaltic trachyandesitic composition
-
trachyandesite/trachydacite field, volcanic ash layers, B19:11
-
trachybasaltic composition, volcanic ash layers, B19:11–12
-
trachydacite. See trachyandesite/trachydacite field
-
trachydacitic composition, volcanic glass shards, B19:10
-
trachyte, volcanic glass shards, B19:10
-
tridymite, lithologic units, A6:11–12
-
Trujillo Basin
-
brines, A1:31
-
diagenetic dolomite, B13:5–6
-
Type 1 ash layers
-
backscatter electron imagery, B19:23
-
geochemistry, B19:40–43
-
photograph, B19:23
-
volcanic glass shards, B19:10, 23
-
Type 2 ash layers, occurrence, B19:37–38
-
Type 3 ash layers, occurrence, B19:37–38
-
Type 4 ash layers, occurrence, B19:37–38
U
-
upwelling
-
dolomite, B13:9–10
-
glaciation, B15:7–8
-
upwelling, equatorial, oxygen isotopes, B7:5–9
-
upwelling environment, lithologic units, A8:13; A9:11–12
-
uranium logs
-
vs. depth, A6:71–72; A7:76–77; A9:57; A10:61; A11:77
-
See also thorium/uranium ratio logs
V
-
vanillyl. See cinnamyl/vanillyl ratio; syringyl/vanillyl ratio
-
veins, barite, photograph, A8:33
-
veins, gas hydrates, photograph, A11:81
-
velocity logs
-
vs. depth, A11:77
-
See also sonic velocity logs
-
vesicles, basalt, A12:11
-
Vibrio diazotrophicus, microbial community, B3:7
-
Vibrio mediterranei, cultured isolates, B2:9
-
Vibrio spp.
-
cultured isolates, B1:16; B2:9
-
microbial community, B3:6–9
-
void gas, methane in situ determination, B20:1–11
-
volatile fatty acids. See acetate; formate
-
volcanic ash
-
lithologic units, A8:13; A9:7–11
-
marine sediments, B19:1–43
-
photograph, A9:32
-
volcanic ash layers
-
correlation, B19:12–13, 31
-
description, B19:35–36
-
geochemistry, B19:11–12, 40–43
-
location, B19:34
-
thickness and number, B19:32
-
volcanic cycles, explosive volcanism, B19:1–43
-
volcanic glass
-
geochemistry, B19:10, 39
-
lithologic units, A12:7–11
-
volcanic glass, vesicular, backscatter electron imagery, B19:23
-
volcanic glass/pumice ratio, volcanic ash, B19:8–10
-
volcanic glass shards
-
backscatter electron imagery, B19:23
-
geochemistry, B19:10
-
photograph, A6:42
-
volume
-
pressure coring sampler, A3:10
-
vs. pressure, A3:18–20
W
-
water/sediment interface, lithologic units, A6:12
-
water content. See mass/volume moisture and density
-
waveforms. See monopole sonic waveform
-
well-log Unit 1, stratigraphy, A9:27; A10:29–30; A11:34
-
well-log Unit 1A, stratigraphy, A6:34; A7:36; A9:27; A10:29–30; A11:34
-
well-log Unit 1B, stratigraphy, A6:34; A7:36; A9:27; A10:29–30; A11:34
-
well-log Unit 1C, stratigraphy, A6:34; A7:36; A11:34
-
well-log Unit 1D, stratigraphy, A6:34; A7:36; A11:34
-
well-log Unit 1E, stratigraphy, A7:36–37
-
well-log Unit 2, stratigraphy, A9:27; A10:30; A11:34–35
-
well-log Unit 2A, stratigraphy, A9:27; A10:30; A11:35
-
well-log Unit 2B, stratigraphy, A9:27; A10:30
-
well-log Unit 2C, stratigraphy, A9:27
-
well-log Unit 3, stratigraphy, A9:27; A10:30
-
well-log Unit 3A, stratigraphy, A9:27
-
well-log Unit 3B, stratigraphy, A9:27; A10:30
-
well-log units, stratigraphy, A6:33–34
-
well-logging
-
operations, A9:26–28, 72; A10:78; A11:105
-
stratigraphy, A6:33–34; A7:36–37, 96
-
wireline logs, vs. thermal data, A4:16
Y
-
yellowness, vs. depth, A11:49
Z
-
zeolites, lithologic units, A12:8
-
Zoophycos
-
lithologic units, A7:8–9
-
photograph, A7:41
