nannofossil dissolution stages, vs. depth, B:4546
nannofossil events
depths, B:42
stratigraphic list, A:77, 140, 175
nannofossil group abundance, vs. depth, B:4546
nannofossil overgrowth stages, vs. depth, B:4546
lithologic units, A:57, 168169
relative group abundance, B:4446
transects, A:17, 19
turbidites, A:57, 111
See also coccoliths
nannofossils, calcareous
age profiles, A:7778, 133134
biochronology, B:3949
biostratigraphy, A:133134, 175
neutron porosity logs, vs. depth, A:205206
nickel
calcite, B:126
carbonates, B:139, 141
microorganisms, B:171
nickel oxide, altered glass, B:128
niobium, saponite, B:154
Nitinat Fan
regional dispersal patterns, B:62
sedimentation rates, B:52
See also BarkleyNitinat Canyon network
Nitinat Valley, sedimentation rates, B:52
nitrogen
sediments, A:86, 139140, 177
vs. depth, A:86
vs. organic carbon, A:84
See also carbon/nitrogen ratio
nitrogen, total
vs. depth, A:146, 185
vs. total organic carbon, A:86, 147, 185
nodules, pyrite, A:112113
nucleic acids, microorganisms, B:171
oceanography, hemipelagic mud, B:51
olivine
alteration, A:73
basalts, A:116119
chilled margins, A:120, 122
diabase, A:120
lithologic units, A:5970
petrography, B:120121
petrology, A:116119, 123, 126
photomicrograph, A:137
reddish brown zone, B:130
Olympic Peninsula
dispersal regional patterns, B:6162
sediment provenance, B:56
opaque oxides, petrology, A:118
ophitic. See textures
Oregon
sediment provenance, B:59
See also WashingtonOregon shelf
organic matter
carbon/nitrogen ratio, A:177
diagenesis, A:80, 176
reduction, A:135137
sediments, A:140
types, A:86
overconsolidation, basement, B:71
overgrowth, nannofossils, B:4547
oxidation
alteration, A:77, 132133; B:119136
photomicrograph, A:74
massive alteration, B:129131
photomicrograph, B:136
oxygen index, vs. hydrogen index, A:87, 147
oxygen isotopes, vs. depth, B:107109, 111, 113, 115
packer experiments
Sites 10231025, A:9697
Sites 10261027, A:146147, 153
palagonite, glassy rims, B:126, 134
permeability
alteration, A:77
basement, A:1214; B:4
heat flow, A:3031
packer experiments, A:146147, 153
petrography
alteration, B:119136
basalts, A:127
calcite, B:119148
lithologic units, A:63
sand, B:5456
secondary clays, B:150151
petrology
basalts, A:114123, 171
pillow basalts, A:170173
Sites 10231025, A:5977
pH
pore water, B:4748
vs. depth, A:83, 145, 182; B:98102
phenocrysts
basalts, A:116119
lithologic units, A:6070
petrography, B:120121
petrology, A:115
photomicrograph, A:137
pillow basalts, A:170, 172173
plagioclase, A:119
phenocrysts, olivine, photomicrograph, A:67
phenocrysts, plagioclase, photomicrograph, A:67
phillipsite, alteration, B:126
phillipsite, fibrous, glassy rims, B:126
phosphate
pore water, A:84, 176
water/rock reactions, A:8485
phosphorus, vs. depth, A:83, 144
phosphorus oxide
vs. depth, A:180
vs. magnesium number, A:71, 125, 139
photoelectric factor logs, vs. depth, A:205206
phyllosilicates
turbidites, A:111112, 169
vs. depth, A:61, 112, 170
See also clay minerals; mica; muscovite
phyllosilicates, total, vs. total feldspar, A:60, 111
phyllosilicates/feldspar ratio, turbidites, A:5759
physical properties
basalts, A:94
drilling, A:1920
mud and sand, A:94, 193
sediments, B:6784
sediments and basalts, A:152
Sites 10231025, A:8694
Sites 10261027, A:140141
Sites 10281032, A:177179
pillow basalts
alteration, B:119157
basement, A:169173
lithologic units, A:5970, 113114, 122
petrography, B:120121
petrology, A:170173
photograph, A:116, 130131, 136
photomicrograph, A:124
See also basalts; ferrobasalts
pillow basalts, aphyric
lithologic units, A:65, 114, 116117
petrology, A:172
photomicrograph, A:69
pillow basalts, holocrystalline, massive alteration, B:128131, 134
pillow basalts, hypocrystalline, massive alteration, B:128131, 134
pillow basalts, phyric
lithologic units, A:6569, 117119
petrology, A:172173
photomicrograph, A:69
basalts, A:116119
chilled margins, A:120, 122
petrography, B:120121
petrology, A:116119, 123, 126
phenocrysts, A:119
photomicrograph, A:137
pillow basalts, A:172174
turbidites, A:5759, 111112, 169
plagioclase, aphyric, lithologic units, A:5970
Pliocene, calcareous nannofossils, B:4043
plumose. See textures
pore water
calcium carbonate, B:95103
cation exchange, B:8794
drilling, A:14
geochemistry, A:11, 8182, 142144, 183184; B:4748, 105111
sediments, B:4
transects, A:1819
See also formation water
core vs. log, B:29 34
massive alteration, B:134
vs. clay content, B:70, 7475, 77, 7980, 8284
vs. depth, A:89, 91, 93, 96, 149, 151, 187, 189192; B:2629, 72
vs. mean grain size, B:7071, 7475, 77, 7980, 8284
vs. thermal conductivity, A:96, 155, 194
vs. velocity, A:155, 194; B:29, 34
See also void ratio
porosity, pseudo, vs. depth, B:31
vs. depth, A:201
See also neutron porosity logs
potassium
equivalent fraction, B:8794
fluid flow, A:137138
pore water, A:83, 135136
reduction, B:131133
vs. depth, A:83, 144, 155, 181
vs. iron/(iron + magnesium) ratio, B:154
See also ironpotassiummagnesium plot
potassium, interlayer, vs. tetrahedral aluminum, B:154
potassium feldspar, turbidites, A:5759, 111112, 169
potassium logs, vs. depth, A:207210
potassium oxide
alteration, A:123133
altered glass, B:128, 134
reduction, B:131133
vs. iron oxide/(iron oxide + magnesium oxide) ratio, B:133
vs. magnesium number, A:71, 125
precipitation, pore water, A:84
preservation, coccoliths, B:4344
pressure
CORK experiments, A:9798, 153
packer experiments, A:9697, 146147, 153
vs. time after gauge turned on, A:100, 159
propane, correlation with sulfate, A:138139
provenance, hemipelagic mud, B:5165
pseudomorphs, photomicrograph, A:125
pyrite
alteration, A:7375, 77, 112113, 131132, 173174; B:126
diagenesis, A:80, 85
massive alteration, B:129
photograph, A:65
photomicrograph, A:134
secondary minerals, A:126, 128, 131
turbidites, A:5759, 111112
veins, A:7475
vs. depth, A:61, 112, 170
pyrite, drusy, photomicrograph, A:74
pyrolysis, Rock-Eval, production index, A:87, 147
pyroxene
lithologic units, A:5970
petrography, B:120121
petrology, A:116119, 123, 126
pillow basalts, A:172174
pyrrhotite
alteration, A:74, 173174; B:126
secondary minerals, A:128
quartz
alteration, A:73; B:126
sand, B:5456
turbidites, A:5759, 111112, 169
veins, A:7475
vs. depth, A:61, 112, 170
See also alpha-quartz
quartz, vuggy, binocular microscope photograph, A:77
quartz/feldspar ratio, turbidites, A:5759
Quaternary
calcareous nannofossils, A:7778, 175; B:3949
lithologic units, A:57, 109111, 167169
Queen Charlotte Islands, sediment provenance, B:56
Queen Charlotte Sound, hydrothermal circulation, A:710
Quinault Canyon
dispersal regional patterns, B:6162
sedimentation rates, B:52
rare earths, saponite, B:154
recrystallization, nannofossils, B:4748
reddish brown zone, oxidation halos, B:130131
reduction
alteration, B:119136
bacteria, A:135137
diagenesis, A:80
regression plots, mean grain size, B:6984
relative group abundance, nannofossils, B:4446
remanent magnetization, natural
Brunhes/Matuyama boundary, A:80
Sediments, A:78, 175
resistivity logs, vs. depth, A:198, 203204
rims, glassy, alteration, B:126, 128
Rough Basement Transect
basement, A:1214
drilling, A:1820
geochemistry, B:99100
modal point-count data of secondary minerals, A:73
site description, A:101160
stratigraphy, B:53
rubble, basalt, lithologic units, A:110
rubidium
aragonite, B:126
carbonates, B:141
vs. depth, B:107110, 112, 114
salts, photograph, A:131
sand
composition and provenance, B:5165
detrital sand modes, B:55
lithologic units, A:57, 167169
petrography, B:5456
physical properties, A:24, 193
physical properties vs. thickness, A:94
point-count data, B:55
vs. depth, B:69, 73, 7576, 78, 8081, 8384
sand percentage, sediments, B:6971
sand thickness
measurements, A:193
number of measurements, A:153
vs. depth, A:110, 168
alteration, A:70, 72, 7475, 77, 116119, 123, 126; B:122, 125
electron microprobe data, B:152154, 157
greenish red to green zone, B:130131
greenish to light gray zone, B:130131
magnesium number, B:154
massive alteration, B:129
photograph, A:65
photomicrograph, A:75, 132, 135136
pillow basalts, A:172174
trace elements, B:154
vein geochemistry, B:156
saponite, cryptocrystalline, secondary clays, B:150151
saponite, fibrous
basalts, A:65
photomicrograph, A:76, 132134
secondary clays, B:150151
sketches, A:131
saponite, iron-rich
alteration, B:122, 125, 134
diffusion, B:131
reduction, B:131133
saponite, magnesium-rich
alteration, B:122, 125, 134
reduction, B:131133
saponite, trioctahedral, X-ray diffraction data, B:151
saturation index, calcium carbonate, B:9597
seafloor spreading, hydrothermal circulation, A:721
sealing, basement, B:71
alteration, A:7077, 125133, 173175; B:121126
alteration halos, B:132
basalts, A:72, 128
modal point-count data, A:72, 129, 172
modal proportion in thin sections, A:129
photomicrograph, A:74
sediments, B:4
vs. distance from ridge axis, B:122
X-ray diffraction data, A:72, 128
sedimentary petrology, Sites 10231025, A:5759
sedimentation rates
deposition, B:52
nannofossil events, B:4344
sediments
alteration, A:112113, 169; B:4
bacteria, B:161165
basement, A:910
calcium carbonate, B:95103
composition and provenance, B:5165
deposition, A:103
dispersal regional patterns, B:6162
physical properties, A:8687, 94, 140141, 152, 177178; B:6784
seismic profiles, B:1415
transects, A:17
X-ray diffraction data, B:58
sediments, hemipelagic, terrigenous component, B:8794
sediments, hemipelagic marine, corelog seismic integration, B:2135
seepage, basement, B:71
petrology, A:62, 65
photomicrograph, A:62, 134
seismic Layer 2a, heat flow, A:52
seismic lines, location, B:913
seismic profiles
Hydrocell-95 and Hydrocell-96 seismic surveys, B:919
Juan de Fuca Ridge E, A:13, 25, 2930, 33
Rough Basement Transect, A:104
Sites 10231025, A:51
Sites 10281032, A:163
structures, B:1415
seismic reflection
basement, A:51
Sites 10231025, A:53
two-way traveltime, A:105, 164
seismic surveys, Hydrocell-95 and Hydrocell-96 seismic surveys, B:919
seismograms. See synthetic seismograms
sheaf-spherulitic. See textures
shear strength, vs. depth, A:89, 91, 93, 149, 151, 187, 189, 191
silica
altered glass, B:128
basalts, A:123
pore water, A:8384, 136
vs. copper oxide, B:171
siliciclastics
lithologic units, A:57
provenance, B:5659
silicon
diffusion, B:131
microorganisms, B:170171
vs. depth, A:83, 145, 182
sills, diabasic, photograph, A:118
sills, photomicrograph, A:122
silt
lithologic units, A:57, 109111
nannofossils, B:4445
vs. depth, B:69, 73, 7576, 78, 8081, 8384
silt, clayey, lithologic units, A:167169
silt, sandy
lithologic units, A:109111
petrography, B:5456
silt percentage, sediments, B:6971
silt thickness, vs. depth, A:110, 168
Site 1023, A:49100
operations, A:52
site description, A:49100
Site 1024, A:49100
operations, A:52, 5457
site description, A:49100
Site 1025, A:49100
operations, A:52, 5456
site description, A:49100
Site 1026
bacteria, B:162
microorganisms, B:167174
operations, A:103, 106109
Site 1027
bacteria, B:162164
operations, A:104, 106107
Site 1028, operations, A:162, 164
Site 1029, operations, A:164165
Site 1030, operations, A:165166
Site 1031, operations, A:166
Site 1032, operations, A:166
site geophysics, A:161212
Sites 10231025, A:49100
age profiles, A:7779
basement lithology, A:5977
biostratigraphy, A:7778
coring, A:55
CORK experiments, A:9798
fluid geochemistry, A:7985
lithostratigraphy, A:5759
magnetostratigraphy, A:7879
organic geochemistry, A:8586
packer experiments, A:9697
petrology, A:5977
physical properties, A:8694
sedimentary petrology, A:5759
site description, A:49100
thermal studies, A:9496
Sites 10261027, A:101160
age profiles, A:133134
bacteria, B:161165
basement petrology, A:113133
coring, A:106
CORK experiments, A:153
fluid geochemistry, A:134138
lithostratigraphy, A:109113
organic geochemistry, A:138140
packer experiments, A:146147, 153
physical properties, A:140141
site description, A:101160
thermal studies, A:141145
Sites 10281032, A:161212
age profiles, A:175
basement lithology, A:169175
coring, A:165
downhole measurements, A:180181
fluid geochemistry, A:176177
lithostratigraphy, A:166169
organic geochemistry, A:177
physical properties, A:177179
site description, A:161212
thermal studies, A:179180
skewness, graphical, vs. depth, B:69, 73, 7576, 78, 8081, 8384
relative abundance vs. depth, B:60
sand, B:5556
turbidites, A:5759, 111112
vs. depth, A:113
X-ray diffraction data, B:123
See also chlorite/smectite minerals; illite/smectite mixed minerals
smectite, cryptocrystalline, glassy rims, B:126, 134
smectite, detrital, ternary diagrams, B:6263
smectite, magnesium-rich, glassy rims, B:126
sodium
equivalent fraction, B:8794
fluid flow, A:137138
pore water, A:135136
vs. depth, A:83, 144, 181
sodium/chlorine ratio, vs. depth, A:83, 145, 182
sodium oxide
altered glass, B:128
diabase, A:123
vs. magnesium number, A:71, 125, 139
sonic logs, vs. depth, A:198
sorting coefficient, vs. depth, B:69, 73, 7576, 78, 8081, 8384
spherulites, petrography, B:120121
spinels, secondary minerals, A:128
stability, calcium carbonate, B:95103
Straight of Juan de Fuca, dispersal regional patterns, B:6162
stratigraphic list, calcareous nannofossil events, A:77, 140, 175
stratigraphy, sediments, B:5254
strontium
aragonite, B:126
carbonates, B:139, 141
saponite, B:154
vs. depth, B:98102, 107109, 111, 113, 115
See also calcium/strontium ratio
strontium isotopes, vs. depth, B:107109, 111, 113, 115
strontium oxide, carbonates, B:139, 144
strontium/calcium ratio, vs. depth, B:98102
structures, seismic profiles, B:1415
subduction zones, hydrothermal circulation, A:710
subvariolites, petrography, B:120121
subvariolitic. See textures
sulfate
bacteria, B:164
diagenesis, A:80
fluid flow, A:84, 137138
methane, A:85
pore water, A:18
vs. alkalinity, A:84
vs. ammonia, A:84
vs. depth, A:83, 85, 144, 180; B:164
sulfides
alteration, A:73, 173174; B:126
petrology, A:119
photomicrograph, A:74
secondary minerals, A:126, 128
sulfur
sediments, A:86, 139, 177
vs. magnesium number, A:71, 125
synthetic seismograms
sediments, A:181
vs. depth, A:201; B:33
See also amplitude logs
synthetic seismograms, amplitude, vs. depth, B:2629
talc
alteration, A:73, 173175; B:126
binocular microscope photograph, A:76
diffusion, B:131
secondary minerals, A:126
veins, A:7475
tectonics
hydrothermal circulation, A:710
See also structures
temperature
CORK experiments, A:9798, 100, 153, 159160
fluid flow, B:47
fluid inclusions, B:142
heat flow, B:47
open-hole measurements, A:145
sediments, A:179180
temperature tool, A:200
vs. calcite dissolution, B:97
vs. depth, A:157; B:164
vs. theoretical decay functions, A:9899, 156, 195196
vs. time, A:9899, 156157, 195196
temperature, basement, vs. distance from ridge, A:11
temperature, equilibrium, vs. depth, A:99, 157, 196197
temperature, extrapolated, basement, A:99, 158, 198
temperature, extrapolated equilibrium
basement, A:158
measurements, A:195
sediments, A:97
temperature, relative
vs. depth, A:27
vs. time, A:27
temperature, sediment, transects, A:18
temperature, sediment/basement contact, vs. distance from ridge crest, A:16
terrigenous component, geochemistry, B:8794
carbonates, B:139
lithologic units, A:5969, 113123
photomicrograph, A:67
sediments, B:6784
See also groundmass; microlites; spherulites; subvariolites; variolites
textures, aphanitic, pillow basalts, A:172173
textures, cryptocrystalline, basalts, A:65
textures, geopetal, photomicrograph, A:68
textures, glomeroporphyritic, pillow basalts, A:172173
textures, intergranular, photomicrograph, A:67
textures, intersertal
photomicrograph, A:67, 69
pillow basalts, A:172173
textures, microglomeroporphyritic, lithologic units, A:116
textures, ophitic, diabase, A:120
textures, plumose
basalts, A:65
photomicrograph, A:69
textures, sheaf-spherulitic, photomicrograph, A:69
textures, subvariolitic
photograph, A:116
pillow basalts, A:172173
textures, variolitic
basalts, A:116119
petrology, A:65
photograph, A:116
thermal conductivity
lithostratigraphic units, A:88, 90, 92, 148, 150, 186, 188
sediments, A:87, 94, 96, 141, 179
vs. depth, A:2728, 96, 157, 190192, 194
vs. porosity, A:96, 155, 194
thermal conductivity, calculated, vs. depth, A:99
thermal studies
Sites 10231025, A:9496
Sites 10261027, A:141145
Sites 10281032, A:179180
thermal transport, alteration, A:11
thermal waters, DNA, B:167174
thermodynamics
calcium carbonate, B:95103
See also stability
thorium logs, vs. depth, A:207210
titanium oxide
alteration, A:124
diabase, A:123
vs. magnesium number, A:71, 125, 139
titanomaghemite, reddish brown zone, B:130
titanomagnetite, reddish brown zone, B:130
topography, seismic profiles, B:1415
trace elements
carbonates, B:138141
pore water, B:105115
saponite, B:154, 157
secondary clays, B:149157
transport, hydrothermal circulation, B:35
transport, sediment, provenance, B:6162
traveltime, two-way
vs. age, B:88
vs. distance from ridge axis, A:33
turbidite matrix vs. hemipelagic mud, relative clay mineral abundance vs. depth, B:61
turbidite sand, polycrystalline grain modes, vs. depth, B:5758
turbidite sand, total grain modes, vs. depth, B:5758
turbidite thickness, vs. depth, A:59, 110, 168
turbidites
composition and provenance, B:5165
diagenesis, A:8384
lithologic units, A:57, 109111, 167169
nannofossil events, B:4345
water circulation, Hydrothermal Transition Transect, A:50
upwelling
diagenesis, A:176177
geochemistry, B:103
uranium logs, vs. depth, A:207210
Vancouver Island
dispersal regional patterns, B:6162
sediment provenance, B:56, 59
sedimentation rates, B:52
Vancouver Valley
dispersal regional patterns, B:62
sedimentation rates, B:52
glassy rims, B:126
petrography, B:120121
See also subvariolites
variolitic. See textures
vein dips, histogram, A:76
alteration, A:7475, 174; B:122123
binocular microscope photograph, A:7677
carbonates, B:139
massive alteration, B:128129
petrology, A:130131
photograph, A:130131, 136
photomicrograph, A:136137; B:136
veins, carbonate, photomicrograph, B:147148
veins, clayzeolitecalcite, photomicrograph, A:137
veins, composite, glassy rims, B:126
veins, concentric, massive alteration, B:129
veins, fibrous calciteclay, photomicrograph, A:136
veins, irregular, massive alteration, B:129
veins, radial, massive alteration, B:129
veins, simple, glassy rims, B:126
velocity
core vs. log, B:29, 34
vs. depth, B:2629
vs. distance from ridge, A:11
vs. porosity, A:155, 194; B:29, 34
velocity, pseudo, vs. depth, B:32
velocity logs, vs. depth, A:201, 203204
vent waters, microorganisms, B:169172
vesicle fillings
alteration, A:74, 174
petrology, A:129130
photomicrograph, B:136
lithologic units, A:6070
photomicrograph, A:68, 7476, 132135
reddish brown zone, B:130
sketches, A:131
See also segregation vesicles
vesicles, gas
petrology, A:65
pillow basalts, A:172174
vesicularity
massive alteration, B:134
photograph, A:64
void fillings, miarolitic, reddish brown zone, B:130
vs. clay content, B:70, 7475, 77, 7980, 8284
vs. mean grain size, B:7071, 7475, 77, 7980, 8284
See also porosity
volcanic glass
alteration, A:174
petrography, B:120121, 169
photomicrograph, A:74, 137
See also glass shards
volcanic glass, altered
chemical composition across layers, B:130, 134
chemical variations, B:128
volcanic glass, isotropic, glassy rims, B:128
volcanism, basement, A:1214, 51
vugs, photograph, A:65
WashingtonOregon shelf, sediment provenance, B:59
water. See also vent waters
water content
altered glass, B:128
basalts, A:123
vs. clay content, B:70, 7475, 77, 7980, 8284
vs. magnesium number, A:71, 125
vs. mean grain size, B:7071, 7475, 77, 7980, 8284
See also formation water
water/rock reactions, basement, A:8485
well-logging
hemipelagic marine sediments, B:2135
shore-based processing, A:202
Sites 10281032, A:180181
See also corelog correlation; density logs; downhole measurements; Formation MicroScanner imagery; gamma-ray logs; geochemical logs; neutron porosity logs; photoelectric factor logs; porosity logs; potassium logs; resistivity logs; thorium logs; uranium logs; velocity logs
Willapa Canyon
dispersal regional patterns, B:6162
sedimentation rates, B:52
X-ray diffractograms, sediments, A:60
yttrium, saponite, B:154
zeolites
alteration, A:73, 174; B:126, 134
petrology, A:65
photomicrograph, A:137
pillow basalts, B:123
secondary minerals, A:126, 132
See also phillipsite; veins
zeolites, euhedral, photomicrograph, A:76
zinc
calcite, B:126
carbonates, B:139, 141
saponite, B:154
See also calcium/zinc ratio
zirconium, saponite, B:154
Zoophycos, lithologic units, A:110111, 168