SUBJECT INDEX

A

age

argon isotopes, A1:14

basalts, A8:6

Albian, middle, palynology, A6:20

Albian, preglacial sedimentary basin fillings, A8:5

Albian, upper, palynology, A6:20

albite, volcanic basement, A8:9

alkali feldspar

lithologic units, A6:20

photomicrograph, A6:36, 38

preglacial sedimentary basin fillings, A8:4–5

alteration

igneous units, A6:21–23

lithologic units, A6:5–19

photomicrograph, A4:20; A6:40

vesicle fillings, A4:13

volcanic basement, A8:7–8

aluminum

vs. titanium, A8:24

See also iron-chromium-aluminum system; titanium/aluminum ratio

aluminum oxide

basalt flows, A8:10–11

igneous units, A4:13

stratigraphy, A8:12

volcanism, A8:15

vs. magnesium number, A8:29

amphiboles, photomicrograph, A6:42

amphibolites

lithologic units, A6:9

partial melting, A1:3–4

amygdules

igneous units, A6:22–23

lithologic units, A6:16–17

anorthite, composition histograms, A8:25

apatite needles, photomicrograph, A6:42

Archean, basement, A8:6

argon isotopes

basalt age, A8:6

geochronology, A1:14

Atlantic Ocean N

geologic maps, A1:13

rifted margins, A1:1–19

augite

composition histograms, A8:23

diopside-enstatite-ferrosilite-hedenbergite system, A8:24

phenocrysts, A4:13, 24

volcanic basement, A8:8

B

banding, lithologic units, A5:4; A6:10

barium

basalt flows, A8:11

stratigraphy, A8:12, 35

volcanism, A8:16

vs. magnesium oxide, A8:32

barium/zirconium ratio, relative position, A1:16; A8:35

basalt flows

continental shelf, A8:13–16

crystallization, A8:11

phase equilibria, A8:11

preglacial sedimentary basin fillings, A8:4–5

stratigraphic correlation, A8:12–13

stratigraphy, A8:12

basalt fragments

glaciomarine sediments, A8:3

lithologic units, A4:5–11

photomicrograph, A6:36

basalts

age, A8:6

diopside-quartz-plagioclase system, A8:33

normative composition, A8:33

volcanism, East Greenland flood basalt province, A1:5

X-ray fluorescence data, A4:23; A5:5–6, 13–14; A6:47–48; A7:14

See also lava; lava flows; picrite; tholeiites

basalts, amygdaloidal clinopyroxene-plagioclase phyric, lithologic units, A4:10

basalts, aphyric

lithologic units, A4:7–8, 10, 12–13

volcanic basement, A8:7–8

basalts, brecciated, seabed morphology, A8:4

basalts, clinopyroxene phyric, lithologic units, A4:6–14

basalts, clinopyroxene-plagioclase phyric, lithologic units, A6:5–19

basalts, continental flood, rifted margins, A1:1–19

basalts, glomerophyric, lithologic units, A6:6–19; A7:4

basalts, massive plagioclase-clinopyroxene-olivine phyric, lithologic units, A5:3–4

basalts, olivine-clinopyroxene phyric, lithologic units, A6:9

basalts, olivine phyric, photomicrograph, A6:40

basalts, phyric, igneous units, A6:21–23

basalts, plagioclase-clinopyroxene phyric

lithologic units, A4:8–9, 12–13; A6:6–19

photomicrograph, A4:20

volcanic basement, A8:7–8

basalts, plagioclase-olivine-clinopyroxene phyric

lithologic units, A4:6–13; A6:6–19

photomicrograph, A6:39

basalts, plagioclase-olivine phyric, photomicrograph, A4:20

basalts, vesicular amygdaloidal plagioclase-clinopyroxene-olivine phyric, lithologic units, A7:3–4

basalts, vesicular aphyric, photomicrograph, A6:40

basalts, weathered, lithologic units, A6:5–19

basement

flood basalts, A8:13–16

lithologic units, A4:6

Precambrian, A8:6

basement, volcanic

basalt flows, A8:6–11

lithologic units, A6:6–19; A7:3–4

photograph, A6:33

basins, preglacial sedimentary basin fillings, A8:5

bioturbation

glaciomarine sediments, A8:3

lithologic units, A6:20

Blosseville Kyst, preglacial sedimentary basin fillings, A8:5

boulders, glacial, lithologic units, A4:7

breccia, lithologic units, A7:3–4

burrows, lithologic units, A4:5–6

C

calcite, lithologic units, A4:6

calcite cement

lithologic units, A6:20

thin section, A6:37

calcium oxide

basalt flows, A8:9–11

stratigraphy, A8:12, 34

volcanism, A8:15

vs. magnesium number, A8:29

carbon flakes

preglacial sedimentary basin fillings, A8:4–5

thin section, A6:37

carbon flasers, lithologic units, A6:9

carbonates, secondary minerals, A4:13

chemical stratigraphy, Transect EG63, A1:16

chrome spinel

composition, A8:22

igneous units, A6:21–23

iron-chromium-aluminum system, A8:22, 37

photomicrograph, A6:40

volcanic basement, A8:8

chromium

igneous units, A6:22–23

phenocrysts, A6:23

stratigraphy, A8:12, 34

vs. magnesium oxide, A8:32

See also iron-chromium-aluminum system

Chron 23r, magnetic polarity, A8:6

Chron 24n, magnetic polarity, A8:6

Chron 24r

magnetic polarity, A8:6

stratigraphy, A8:14

clasts

glaciomarine sediments, A8:3

igneous units, A6:21–23

lithologic units, A5:4

trace elements, A8:32

clasts, basalt

lithologic units, A4:6–14

photomicrograph, A6:39

clasts, diamicton, lithologic units, A6:5–19

clasts, rip-up, lithologic units, A6:19–21

clays

lithologic units, A4:6; A6:17–19

photomicrograph, A4:20; A6:39

secondary minerals, A4:13

claystone, metamorphosed, igneous provinces, A1:3

clinopyroxene

composition histograms, A8:23

igneous units, A6:21–23

lithologic units, A5:4

photomicrograph, A4:20; A5:10

volcanic basement, A8:7–8

See also olivine-plagioclase-clinopyroxene system

clinopyroxene phenocrysts

composition, A5:6, 15

composition histograms, A8:23

diopside-enstatite-ferrosilite-hedenbergite system, A8:24

lithologic units, A4:8, 13; A6:6–19; A7:3–4

modes in lava, A6:41

photomicrograph, A7:11

coal flasers

lithologic units, A6:20

preglacial sedimentary basin fillings, A8:4–5

cobbles, lithologic units, A4:7

compaction

lithologic units, A6:21

photomicrograph, A6:38

conglomerate, lithologic units, A5:4

continent–ocean transition, cross section, A1:15

corals, cold-water, photograph, A6:33

corals, glaciomarine sediments, A8:3

corals, live, glaciomarine sediments, A8:3

cores

description, A4:14; A5:6; A6:24; A7:5

photograph, A1:19

correlation, stratigraphy, A8:12–13

Cretaceous. See Albian; Maastrichtian

Cretaceous, Lower

palynology, A6:20

preglacial sedimentary basin fillings, A8:4–5

crust, basaltic, rifted margins, A1:1–19

crystal fractionation, lava, A8:31

crystallization, basalt flows, A8:11

D

dacite

cross section, A1:15

rifted margins, A1:3–4

demagnetization, alternating-field, basalts, A4:21; A5:11; A6:44; A7:13

diabase, medium-grained, photomicrograph, A7:11

diamicton

glaciomarine sediments, A8:3

lithologic units, A4:6–12; A5:4; A6:5–19; A7:4

photomicrograph, A6:36

dinoflagellates, preglacial sedimentary basin fillings, A8:4–5

diopside-enstatite-ferrosilite-hedenbergite system, clinopyroxene phenocrysts, A8:24

diopside-quartz-plagioclase system, basalts, A8:33

dip, seismic profiles, A4:2–4

E

East Greenland flood basalt province, flood basalts, A1:5

enstatite. See diopside-enstatite-ferrosilite-hedenbergite system

epidote, lithologic units, A6:9

eruptions, volcanism, A8:16

F

fabric

igneous units, A6:21–23

lithologic units, A6:19–21

faults, block, structure, A1:6–8; A6:4–5

faults, normal, seismic profiles, A4:2–4

faults, seabed morphology, A8:4

feldspars

lithologic units, A6:9

See also alkali feldspar

ferrosilite. See diopside-enstatite-ferrosilite-hedenbergite system

flasers. See carbon flasers; coal flasers

foraminifers

lithologic units, A6:11

photomicrograph, A6:36

forsterite

composition histograms, A8:21

volcanic basement, A8:7–9

fractures, lithologic units, A5:5; A6:12

G

gabbros, lithologic units, A5:4

geochronology, argon isotopes, A1:14

geology, rifted margins, A1:1–19

geophysics and site selection

Transect EG64, A7:2

Transect EG65, A6:3–4

Transect EG66, A5:2

Transect EG68, A4:2–4

glacial striations, seabed morphology, A8:4

glomerocrysts

lithologic units, A4:6–7; A5:4–5; A6:17

photomicrograph, A4:20; A5:10

volcanic basement, A8:7–8

gneiss fragments, glaciomarine sediments, A8:3

gneisses

lithologic units, A7:3–4

See also leucogneiss

gneisses, felsic, lithologic units, A6:5–19

gneisses, melanocratic

igneous units, A6:22

photomicrograph, A6:42

gneisses, melanocratic hornblende-biotite pegmatitic, Precambrian basement, A8:6

granite pebbles, lithologic units, A4:10; A6:10–11

granites, lithologic units, A5:4

gravel, basaltic, lithologic units, A4:6–11

gravel, lithologic units, A7:4

Greenland margin SE

basement map, A8:19

drilling data, A8:1–37

paleomagnetism, A8:6

rifted margins, A1:3–4

seismic profiles, A8:3

H

hedenbergite. See diopside-enstatite-ferrosilite-hedenbergite system

I

Iceland, upwelling, A1:1

iddingsite

igneous units, A6:21–23

lithologic units, A6:8, 16–19

photomicrograph, A4:20; A6:40

igneous petrology

Transect EG64, A7:4–5

Transect EG65, A6:21–22

Transect EG66, A5:4–5

Transect EG68, A4:12–13

igneous provinces

development, A1:2–3

rifted margins, A1:1–19

igneous units, composition, A4:13; A5:5–6; A6:22–23; A7:5

inclusions

igneous units, A6:21–23

photomicrograph, A6:40

intergrowths, photomicrograph, A6:39

iron-chromium-aluminum system, chrome spinel, A8:22

iron oxides

basalt flows, A8:9–11

igneous units, A4:13; A5:5; A6:22; A7:5

stratigraphic correlation, A8:12–13, 34

vs. loss on ignition, A8:28

vs. magnesium number, A8:29

vs. magnesium oxide, A8:30–31, 36

iron-titanium oxides, photomicrograph, A4:20; A5:10; A6:39; A7:11

K

Koenigsberger ratio, basalts, A4:14; A6:23–24

L

laminations, preglacial sedimentary basin fillings, A8:5

lava

basalt flows, A8:11

crystal fractionation, A8:31

photomicrograph, A4:20; A6:39

rifted margins, A1:3–4

trace elements, A8:32

lava, fine-grained, photomicrograph, A7:11

lava flows, composition, A4:1–2

Leg 163X, drilling operations, A2:1–10

leucogneiss, garnet-bearing foliated, lithologic units, A7:4

lithologic units

Transect EG64, A7:3–4

Transect EG65, A6:5–19

Transect EG66, A5:3–4

Transect EG68, A4:5–11

Unit C-1, A4:6–10; A6:5–19

Unit I-1, A4:6–9; A5:3–4; A6:5–19; A7:3–4

Unit S-1, A4:5–11; A5:4; A6:5–19; A7:3–4

lithosphere, continental, development, A1:2–3

lizardite, igneous units, A6:21–23

loss on ignition

vs. iron oxide, A8:28

vs. magnesium oxide, A8:28

M

Maastrichtian, preglacial sedimentary basin fillings, A8:5

magma chambers, rifted margins, A1:3–4

magmas, argon isotopes, A1:14

magnesium, volcanic basement, A8:8

magnesium number

basalt flows, A8:10–11

clinopyroxene phenocrysts, A8:23

igneous units, A4:13; A5:5; A6:22; A7:5; A8:35

phenocrysts, A5:6; A6:23

relative position, A1:16

spinel vs. melt, A8:22

stratigraphy, A8:12, 34

variations in lava, A6:43

volcanic basement, A8:8–9

volcanism, A8:15–16

vs. major oxides, A8:29

magnesium oxide

basalt flows, A8:9–11

igneous units, A4:13

stratigraphy, A8:12, 34

vs. iron oxide, A8:30–31, 36

vs. loss on ignition, A8:28

vs. titanium oxide, A8:30, 36

vs. trace elements, A8:32

magnetic inclination, basalts, A4:14; A5:6; A6:23–24; A7:5

magnetic intensity, basalts, A4:14; A6:23–24

magnetic polarity, basalts, A4:13–14; A5:6

magnetic reversals, magnetic polarity, A8:6

magnetic susceptibility, basalts, A4:14; A6:23–24

major elements, basalt flows, A8:9–11

maps, geologic, A1:13

marine environment, shallow, preglacial sedimentary basin fillings, A8:4–5

melting, igneous provinces, A1:2–3

mesostasis

lithologic units, A4:8; A5:4

photomicrograph, A4:20; A6:40

mica

lithologic units, A6:9

photomicrograph, A6:42

mica, elongate, photomicrograph, A6:38

microphenocrysts, diopside-enstatite-ferrosilite-hedenbergite system, A8:24

morphology, seabed, A8:4

mud

glaciomarine sediments, A8:3

lithologic units, A4:5–6

N

Nansen Fjord, drilling, A1:7

nickel

igneous units, A6:22–23

stratigraphy, A8:12, 34

variations in lava, A6:43

vs. magnesium oxide, A8:32

O

ocean floors, seabed morphology, A8:4

olivine

composition histograms, A8:21

photomicrograph, A4:20

stratigraphic correlation, A8:12–13

volcanic basement, A8:7–8

See also forsterite

olivine phenocrysts

igneous units, A6:21–23

lithologic units, A6:9; A7:3–4

modes in lava, A6:41

volcanism, A8:15

olivine phenocrysts, elongate, photomicrograph, A6:40

olivine-plagioclase-clinopyroxene system, phase equilibria, A8:20

organic debris, lithologic units, A6:20

overgrowths, photomicrograph, A6:38

P

paleoenvironment, lithologic units, A6:20–21

Paleogene, rifted margins, A1:1–19

paleomagnetism

Greenland margin SE, A8:6

Transect EG64, A7:5, 16

Transect EG65, A6:23–24, 50

Transect EG66, A5:6, 16

Transect EG68, A4:13–14, 25

palynology, lithologic units, A6:20

pebbles

glaciomarine sediments, A8:3

lithologic units, A4:6–11; A6:5–19; A7:3–4

See also granite pebbles

pegmatite, melanocratic hornblende-biotite, lithologic units, A6:8

petrography, volcanic basement, A8:7–8

phase equilibria

basalt flows, A8:11

olivine-plagioclase-clinopyroxene system, A8:20

phenocrysts

composition, A4:13, 24; A5:6, 15; A6:23, 49; A7:5, 15

plagioclase vs. mafic minerals, A8:26

volcanic basement, A8:7–9

See also clinopyroxene phenocrysts; microphenocrysts; olivine phenocrysts; plagioclase phenocrysts

picrite

cross section, A1:15

volcanic basement, A8:7–8

pipe vesicles, photograph, A6:34

plagioclase

composition histograms, A8:25

igneous units, A6:21–23

lithologic units, A5:4

photomicrograph, A4:20; A5:10; A7:11

volcanic basement, A8:7–9

See also diopside-quartz-plagioclase system; olivine-plagioclase-clinopyroxene system

plagioclase laths, photomicrograph, A6:39

plagioclase phenocrysts

composition, A4:13, 24; A5:6, 15

lithologic units, A4:8; A6:6–19; A7:3–4

modes in lava, A6:41

photomicrograph, A7:11

volcanism, A8:15

plumes, Iceland, A1:1–2

porosity, occluding, lithologic units, A6:20

potassium oxide

basalt flows, A8:9–11

vs. magnesium number, A8:29

vs. silica, A8:27

Precambrian, basement, A8:6

Q

quartz

lithologic units, A6:9

secondary minerals, A4:13

thin section, A6:37

See also diopside-quartz-plagioclase system

quartz, angular, photomicrograph, A6:36, 38

quartzites, lithologic units, A5:4

quartzwacke, thin section, A6:37

Quaternary, glaciomarine sediments, A8:3

R

reflections, seismic profiles, A4:2–4

remanent magnetization, characteristic, basalts, A5:6; A6:23–24; A7:5

remanent magnetization, viscous, basalts, A7:5

rifted margins, geology, A1:1–19

rifting, preglacial sedimentary basin fillings, A8:5

rubble, lithologic units, A6:12

Ryberg Formation, preglacial sedimentary basin fillings, A8:5

S

sandstone

lithologic units, A6:9; A7:3–4

preglacial sedimentary basin fillings, A8:4–5

sandstone, arkosic, preglacial sedimentary basin fillings, A8:4–5

sandstone, fine-grained arkosic, photomicrograph, A6:38

sandstone, friable, photograph, A6:35

sandstone, quartz, preglacial sedimentary basin fillings, A8:4–5

sandstone fragments, glaciomarine sediments, A8:3

seabed, morphology, A8:4

secondary minerals

lithologic units, A4:13

volcanic basement, A8:7–8

sedimentary cover, glaciomarine sediments, A8:3

sedimentary petrology

Transect EG64, A7:4

Transect EG65, A6:19–21

Transect EG66, A5:4

Transect EG68, A4:11–12

sediments, glaciomarine

composition, A4:1–2; A6:19–21

lithologic units, A4:11–12; A5:4

sedimentary cover, A8:3

stratigraphy, A8:14–16

sediments, lithologic units, A4:11–12

sediments, preglacial, composition, A8:4–5

seismic profiles

Greenland margin SE, A8:3

Transect EG64, A7:8–10

Transect EG65, A6:27–32

Transect EG66, A5:9

Transect EG68, A4:17–19

seismic surveys, structure, A1:6–8

silica

igneous units, A4:13; A7:5

relative position, A1:16

vs. potassium oxide, A8:27

silicification, lithologic units, A6:8

silt

glaciomarine sediments, A8:3

lithologic units, A4:5–6

siltstone, metamorphosed, igneous provinces, A1:3

siltstone, preglacial sedimentary basin fillings, A8:5

Site 915, igneous provinces, A1:3–4

Site 917, igneous provinces, A1:3–4

Site 918, igneous provinces, A1:3–4

Site 989, igneous provinces, A1:3–4

Site 990, igneous provinces, A1:3–4

Site SEG01, site description, A5:3–4

Site SEG02, site description, A5:4

Site SEG03, site description, A4:5–6

Site SEG04, site description, A4:6

Site SEG05, site description, A4:6–7

Site SEG06, site description, A4:7

Site SEG07, site description, A4:7

Site SEG08, site description, A4:7

Site SEG09, site description, A4:8

Site SEG10, site description, A4:8

Site SEG11, site description, A4:8

Site SEG12, site description, A4:9

Site SEG13, site description, A4:9

Site SEG14, site description, A4:9

Site SEG15, site description, A4:9

Site SEG16, site description, A4:9–10

Site SEG17, site description, A4:10

Site SEG18, site description, A4:10

Site SEG19, site description, A4:10

Site SEG20, site description, A4:11

Site SEG21, site description, A6:5–6

Site SEG22, site description, A6:6

Site SEG23, site description, A6:6

Site SEG24, site description, A6:6

Site SEG25, site description, A6:6

Site SEG26, site description, A6:6

Site SEG27, site description, A6:7

Site SEG28, site description, A6:7

Site SEG29, site description, A6:7

Site SEG30, site description, A6:7

Site SEG31, site description, A6:7

Site SEG32, site description, A6:8

Site SEG33, site description, A6:8

Site SEG34, site description, A6:8

Site SEG35, site description, A6:8

Site SEG36, site description, A6:8

Site SEG37, site description, A6:8

Site SEG38, site description, A6:9

Site SEG39, site description, A6:9

Site SEG40, site description, A6:9

Site SEG41, site description, A6:9

Site SEG42, site description, A6:10

Site SEG43, site description, A6:10

Site SEG44, site description, A6:10

Site SEG45, site description, A6:10

Site SEG46, site description, A6:11

Site SEG47, site description, A6:11

Site SEG48, site description, A6:11

Site SEG49, site description, A6:11

Site SEG50, site description, A6:11

Site SEG51, site description, A6:12

Site SEG52, site description, A6:12

Site SEG53, site description, A6:12

Site SEG54, site description, A6:12–13

Site SEG55, site description, A6:13

Site SEG56, site description, A6:13

Site SEG57, site description, A6:13

Site SEG58, site description, A6:14

Site SEG59, site description, A6:14

Site SEG60, site description, A6:14

Site SEG61, site description, A6:14

Site SEG62, site description, A6:15

Site SEG63, site description, A6:15

Site SEG64, site description, A6:15

Site SEG65, site description, A6:15

Site SEG66, site description, A6:16

Site SEG67, site description, A7:3

Site SEG68, site description, A7:3

Site SEG69, site description, A7:3

Site SEG70, site description, A7:3–4

Site SEG71, site description, A7:4

Site SEG72, site description, A7:4

Site SEG73, site description, A6:16

Site SEG74, site description, A6:16–17

Site SEG75, site description, A6:17

Site SEG76, site description, A6:17–18

Site SEG77, site description, A6:18

Site SEG78, site description, A6:18

Site SEG79, site description, A6:18–19

Site SEG80, site description, A6:19

Site SEG81, site description, A6:19

site summaries

Transect EG66, A5:3–4

Transect EG68, A4:5–11

slickensides, lithologic units, A5:5

sodium oxide

basalt flows, A8:9–11

phenocrysts, A5:6

vs. magnesium number, A8:29

spinel

phenocrysts, A6:23

See also chrome spinel

stratigraphy

basalt flows, A8:12

correlation, A8:12–13

summary, A1:17

volcanism, A8:13–16

strontium

igneous units, A5:5–6; A6:23

stratigraphy, A8:12, 35

volcanism, A8:16

vs. magnesium oxide, A8:32

T

textures, glomerocrystic, photomicrograph, A7:11

textures, glomeroporphyritic, igneous units, A6:21–23

textures, photomicrograph, A5:10

textures, porphyritic, igneous units, A6:21–23

textures, seriate

igneous units, A6:21–23

lithologic units, A4:12

photomicrograph, A7:11

volcanic basement, A8:7–8

textures, subophitic

lithologic units, A7:4

photomicrograph, A6:39

textures, trachytic, lithologic units, A4:12; A6:13

thin sections, description, A4:14; A5:6; A6:24; A7:5

tholeiites, rifted margins, A1:3–4

till, glaciomarine sediments, A8:3

titanium, vs. aluminum, A8:24

titanium/aluminum ratio

stratigraphy, A8:15

volcanic basement, A8:9

titanium oxide

basalt flows, A8:10–11

igneous units, A4:13; A5:5; A6:22

stratigraphic correlation, A8:12–13, 34

variations in lava, A6:43

volcanism, A8:16

vs. magnesium number, A8:29

vs. magnesium oxide, A8:30, 36

See also iron-titanium oxides

trace elements

lava and clasts, A8:32

vs. magnesium oxide, A8:32

Transect EG63, cross section, A1:15

Transect EG64, A7:1–16

core and thin section description, A7:5

geophysics and site selection, A7:2

igneous petrology, A7:4–5

igneous unit composition, A7:5

location, A7:7

operations, A7:2–3

paleomagnetism, A7:5, 16

phenocryst composition, A7:5, 15

principal results, A7:1–2

scientific objectives, A7:1

sedimentary petrology, A7:4

seismic profiles, A7:8–10

site description, A7:1–16

site summaries, A7:3–4

volcanic stratigraphy, A1:7–8

Transect EG65, A6:1–50

core and thin section description, A6:24

core summaries, A6:45–46

geophysics and site selection, A6:3–4

igneous petrology, A6:21–22

igneous unit composition, A6:22–23

location, A6:26

operations, A6:4–5

paleomagnetism, A6:23–24, 50

phenocryst composition, A6:23, 49

principal results, A6:2–3

scientific objectives, A6:1–2

sedimentary petrology, A6:19–21

seismic profiles, A6:27–32

site description, A6:1–50

site summaries, A6:5–19

volcanic stratigraphy, A1:7

Transect EG66, A5:1–16

core and thin section description, A5:6

core summaries, A5:12

geophysics and site selection, A5:2

igneous petrology, A5:4–5

igneous unit composition, A5:5–6

location, A5:8

operations, A5:3

paleomagnetism, A5:6, 16

phenocryst composition, A5:6

principal results, A5:2

scientific objectives, A5:1–2

sedimentary petrology, A5:4

seismic profiles, A5:9

site description, A5:1–16

site summaries, A5:3–4

volcanic stratigraphy, A1:7

Transect EG68, A4:1–25

core and thin section description, A4:14

cores, A4:22

geophysics and site selection, A4:2–4

igneous petrology, A4:12–13

igneous unit composition, A4:13

location, A4:16

operations, A4:4–5

paleomagnetism, A4:13–14, 25

phenocryst composition, A4:13

principal results, A4:1–2

scientific objectives, A4:1

sedimentary petrology, A4:11–12

seismic profiles, A4:17–19

site description, A4:1–25

site summaries, A4:5–11

volcanic stratigraphy, A1:6–7

transects, location, A1:18

tuff, rifted margins, A1:3–4

turbidites, preglacial sedimentary basin fillings, A8:5

U

unconformities, cross section, A1:15

V

vanadium, igneous units, A6:22–23

Vandfaldsdalen Formation, preglacial sedimentary basin fillings, A8:5

veins, calcite, lithologic units, A5:4

vesicle fillings

lithologic units, A4:13

photomicrograph, A6:39

vesicles

igneous units, A6:22–23

lithologic units, A4:6

See also pipe vesicles

volcanic rocks

prebreakup, breakup, and postbreakup series, A1:3–4

rifted margins, A1:3–4

volcanism

basalts, A1:5

stratigraphy, A8:13–16

W

weathering, seabed morphology, A8:4

X

X-ray fluorescence data, basalts, A4:23; A5:5–6, 13–14; A6:47–48; A7:14

xenoliths, lithologic units, A6:12

Y

yttrium. See also zirconium/yttrium ratio

Z

zeolites

photomicrograph, A6:39

secondary minerals, A4:13

zinc, vs. magnesium oxide, A8:32

zircon, photomicrograph, A6:42

zirconium

basalt flows, A8:11

igneous units, A6:23; A8:35

stratigraphy, A8:12

volcanism, A8:16

vs. magnesium oxide, A8:32

See also barium/zirconium ratio

zirconium/yttrium ratio, relative position, A1:16

zoning, vesicle fillings, A4:13