SUBJECT INDEX

 

accretionary prisms
density, B3:8-10
tectonics, A:5-6
age, vs. depth, B3:21
Atlantic Ocean, underthrusting, A:5-6

 

Barbados accretionary prism N
porosity, B1:1-19
tectonics, A:5-6; B3:3
well-logging, B2:1-29; B3:1-25
Barbados subduction zone N, fluid flow, A:5-10
bathymetry
Caribbean Plate, A:7
Site 1046, A:60
Site 1047, A:80
Site 1048, A:96
bedding
lithologic units, A:100
vs. depth, A:78
well-logging, A:29-31
bedding dips, vs. depth, A:88
bioturbation, lithologic units, A:27, 84
bulk density correction logs, vs. depth, A:28, 47, 68, 86, 102
bulk density logs
factor logs, A:22, 26
vs. depth, A:32, 36, 58

 

calcite, sediments, A:28
caliper logs. See differential caliper logs
carbonate content
lithologic units, A:27, 62, 100
photoelectric logs, A:28-29
vs. depth, A:59, 78
Caribbean Plate, underthrusting, A:5-6
cementation, densification, B3:10
chloride
fluid flow, A:67-68
vs. depth, A:36, 58, 74, 94
chlorinity, vs. depth, A:78
clay
imagery, B1:14
lithology, A:100
clay, calcareous, lithologic units, A:27, 60
clay, nannofossil, lithologic units, A:27, 60, 62
clay fabric, photomicrograph, B1:3, 9-11
clay fabric, proto-décollement, imagery, B1:10-11
clay mineralogy
lithologic units, A:45
vs. depth, A:59
clay minerals
lithologic units, A:27, 84, 62
sediments, A:28
vs. depth, B3:22
clay orientation, scanning electron microscopy, B1:4, 13-14
clays
décollement zone, B3:10-11
vs. depth, B3:21
claystone
lithologic units, A:27, 84
vs. depth, B3:21-22
well-logging, A:62
claystone, calcareous, vs. depth, B3:21-22
claystone, dolomitized calcareous ferruginous, well-logging, A:29
claystone, mottled, lithologic units, A:62
claystone, radiolarian
correlation, B3:24
vs. depth, B3:21-22
claystone, siliceous, well-logging, A:29
claystone, smectitic, vs. depth, B3:21
cluster analysis, log quality, B2:6
cluster logs
comparative overview, B2:18-19
statistical methods, B2:8, 13-18
vs. depth, B2:13-17
compressional wave velocity, vs. depth, A:56, 58
consolidation, well-logging, A:46-47
correlation, décollement/proto-décollement zone, B3:24

 

décollement zone
comparison of Sites 1044 and 1045, A:48, 50
comparison of Sites 1044 and 1046, A:66
comparison of Sites 1044 and 1047, A:87-88
densification, B3:10
density, A:90; B3:22
fluid flow, A:50-52, 67, 89
initiation, B3:6-7
lithologic units, A:27, 45, 100
localization, B3:10-11
peak seismic amplitude, B3:18
permeability, B3:11
porosity, B1:1-19
processes, B3:7-11
resistivity, A:73
sandy underthrust terrigenous sequence, B3:19
seismic profiles, B2:12
seismic reflection, B3:3-4
tectonics, A:5-6
well-logging, A:29-31, 45-46, 63
See also proto-décollement zone
décollement/proto-décollement zone
correlation, B3:24
density maps, B3:25
deep resistivity logs, vs. depth, A:36
deformation
heat flow, B3:7
proto-décollement zone, B3:6-7
well-logging, A:29-31, 85; B2:1-29
deformation front, cross section, B3:20
delta density logs, vs. depth, A:24, 43, 64, 82, 98
densification, décollement zone, B3:10
density
comparison between Sites 1044 and 1048, A:105
comparison of core and log data, A:66
comparison of Sites 672 and 1048, A:103
cross section, B3:20
décollement zone, B3:8
profile, A:50
proto-décollement zone, B3:8
well-logging, A:31-32, 46-47, 63, 66, 86, 100
density, bulk
comparison of Sites 676 and 1046, A:89
profile, A:32, 71
proto-décollement zone comparison in Sites 1044-1045, A:51
vs. depth, A:78-79; B3:21-22
density, grain
low density, B3:6
synthetic porosity profile, A:34
density, low, proto-décollement zone, B3:5-6
density, wet-bulk
comparison between Sites 1044 and 1046, A:73
comparison between Sites 1046 and 949, A:72
vs. depth, A:50, 72
density log editing, caliper logs, A:26
density logs
comparison between Sites 676 and 1047, A:87
proto-décollement and décollement zones in Sites 1044 and 1047, A:90
vs. depth, A:24, 43, 46, 49, 56, 59, 64, 67, 70, 74, 82, 85, 88-89, 94, 98, 101, 104; B2:12
See also bulk density correction logs; bulk density logs; delta density logs; grain density logs
density maps, décollement/proto-décollement zone, B3:25
diatoms, low density, B3:6
differential caliper logs, vs. depth, A:24, 28, 33, 43, 47, 49, 64, 68, 82, 86, 95, 102
dilation, density, B3:8-10
dissolution, scanning electron microscopy, B1:4, 15

 

Eocene
lithologic units, A:27
well-logging, A:63

 

fabric
photomicrograph, B1:3, 9-11
well-logging, A:63
fabric, décollement, imagery, B1:12-13
fabric, proto-décollement, imagery, B1:6-8
fabric, scaly
scanning electron microscopy, B1:4, 13
vs. depth, A:78, 88
well-logging, A:85
fabric matrix, proto-décollement, imagery, B1:9
factor analysis, log quality, B2:4-6
factor logs
statistical methods, B2:7-8
vs. depth, B2:13-17
well-logging, A:22, 26; B2:20-29
fault density, well-logging, A:29-31
faulting, logging-while-drilling, A:5-10
faults
décollement zone, B3:6-11
lithologic units, A:45
logging-while-drilling, A:49, 70
vs. depth, A:78
well-logging, A:45-46
faults, discrete, vs. depth, A:88
faults, listric normal, seismic section, B3:23
faults, normal, well-logging, A:29-31, 63, 85
faults, reverse, well-logging, A:85
faults, thrust
fluid flow, A:51-52, 67, 89
seismic section, B3:23
well-logging, A:45, 63, 85
fluid flow
décollement zone, A:50-52
heat flow, B3:7
logging-while-drilling, A:5-10
Site 1044, A:33-35
Site 1045, A:50-52
Site 1046, A:66-68
Site 1047, A:88-90
Site 1048, A:101
well-logging, A:33-34, 66-67, 88-90, 101; B2:1-29
fluid pressure, density, B3:8-10
foraminifers, lithologic units, A:60

 

gamma rays, spectral, vs. depth, A:79
gamma-ray logs
comparison between Sites 676 and 1047, A:87
comparison of décollement zone in Sites 1044-1046, A:69
factor logs, A:22, 26
vs. depth, A:25, 44, 46, 49, 56, 59, 65, 67, 70, 74, 83, 85, 95, 99, 101; B2:13-17
geochemical data, comparison of Site 949 and Site 1046, A:74
geothermal gradient, proto-décollement zone, A:35
grain density logs, vs. depth, A:34

 

heat flow, deformation, B3:7
hydrofractures, density, B3:8-10

 

image analysis, quantitative, relative porosity, B1:1-19

 

Lesser Antilles, underthrusting, A:5-6
lithium, vs. depth, A:58
lithologic units
correlation with log units, A:28-29, 62-63, 84-85, 100
Site 672, A:26-27
Site 676, A:84
Site 949, A:60, 62
Unit I, A:27, 60, 84
Unit II, A:27, 60, 62, 84
Unit III, A:27, 62, 84
Unit IV, A:27
Unit V, A:27
lithology
Site 1045, A:42-45
Site 1046, A:57-60, 62-63
Site 1047, A:84-85
Site 1048, A:100
well-logging, A:26-29
log properties, mean values and standard deviations, A:26, 45, 66, 84, 100
log quality, quality control logs, A:26, 57, 80, 84, 100; B2:3-4
Log Unit 1
bulk density, A:22, 26, 28-29
correlation with lithologic units, A:84
definition, A:42, 57, 90, 96
lithologic units, A:100
lithology, A:42, 45
Log Unit 2
bulk density, A:26, 29
correlation with lithologic units, A:84
definition, A:42, 57, 90, 96
lithologic units, A:100
lithology, A:45
proto-décollement zone, A:36
Log Unit 3
bulk density, A:26, 29
correlation with lithologic units, A:84
definition, A:42, 57, 90, 96
lithology, A:45, 100
Log Unit 4
bulk density, A:26, 29
correlation with lithologic units, A:84-85
definition, A:42, 57, 90, 96
lithology, A:45, 100
Log Unit 5
bulk density, A:26, 29
correlation with lithologic units, A:84-85
definition, A:42, 57, 90
lithology, A:45
Log Unit 6
bulk density, A:26, 29
correlation with lithologic units, A:85
definition, A:42, 57
fluid flow, A:51
lithology, A:45
Log Unit 7
definition, A:42, 57
fluid flow, A:51
lithology, A:45
Log Unit 8
definition, A:42
lithology, A:45
log units
characterization of logs, A:22, 24-26
correlation, A:29; B3:4-5
correlation with lithologic units, A:28-29, 62-63, 84-85, 100
correlation with seismic reflection, B3:4-5
definition, A:27, 46, 67, 85, 101
statistical methods, B2:7-8, 13-18
summary, A:30, 48, 87
vs. depth, A:24-25, 43-44, 64-65, 82-83, 95; B2:13
logging-while-drilling
data synthesis, B3:1-25
fluid flow, A:5-10
multivariate analysis, A:5-10; B2:1-29

 

macropores, preservation, B1:2, 6
marl, calcareous, lithologic units, A:84
marl, lithologic units, A:27
marlstone
lithologic units, A:27
well-logging, A:62
marlstone, calcareous, lithologic units, A:84
methane
fluid flow, A:67-68
vs. depth, A:36, 58, 74, 78, 94
mineralogy, bulk
lithologic units, A:62
sediments, A:28
Miocene, lithologic units, A:27, 45, 62, 84
mud, calcareous, lithologic units, A:27, 84
mudstone
décollement zone, B3:10-11
lithologic units, A:27
mudstone, calcareous, lithologic units, A:84
multivariate analysis, logging-while-drilling, A:5-10; B2:1-29

 

nannofossils, lithologic units, A:60
neutron porosity logs
factor logs, A:22, 26
vs. depth, A:25, 44, 65, 83, 99

 

opal
densification, B3:10
low density, B3:6
opal-CT, densification, B3:10
overpressure, low density, B3:6
oxygen isotopes, vs. depth, A:36

 

penetration logs. See rate of penetration logs
permeability
décollement zone, B3:11
density, B3:8-10
low density, B3:6
proto-décollement zone, A:34-35
photoelectric effect
comparison of Sites 672 and 1048, A:103
density, A:47, 66, 86, 100
vs. depth, A:71, 79, 90
photoelectric effect logs
comparison between Sites 676 and 1047, A:87
comparison of décollement zone in Sites 1044-1046, A:69
density, A:32
factor logs, A:22, 26
vs. depth, A:24, 32, 43, 49, 51, 56, 59, 82, 88, 95, 98, 104
physical properties
comparison of Sites 1044-1045, A:48, 50
Site 1044, A:31-33
Site 1045, A:46-50
Site 1046, A:63, 66
Site 1047, A:85-88
Site 1048, A:100-101
plagioclase
lithologic units, A:27, 62, 84
sediments, A:28
plate boundaries, décollement zone, B3:7-11
Pleistocene, lithologic units, A:27, 45, 84
pore pressure
vs. depth, A:36
well-logging, A:33-34
porosity
densification, B3:10
low density, B3:6
proto-décollement zone, B1:1-19
well-logging, A:33
porosity, density, A:47-48
porosity, density, vs. depth, A:52
porosity, radiolarian-related, image analysis, B1:1-3
porosity, resistivity
density, A:32, 47-48
vs. depth, A:52
porosity logs
vs. depth, A:34-35
See also neutron porosity logs
potassium, gamma-ray logs, A:28
potassium/thorium ratio, décollement zone, A:62
potassium logs
factor logs, A:22, 26
vs. depth, A:25, 44, 65, 83, 99
preservation, macropores, B1:2, 6
proto-décollement zone
bulk density, A:26
comparative overview, B2:19
comparison at Sites 1044 and 1048, A:101
comparison of Sites 1044 and 1046, A:66
comparison of Sites 1044-1045, A:48, 50
deformation, B3:6-7
density, A:90
fluid flow, A:101
listric normal and thrust faults, B3:23
low density, B3:5-6
peak seismic amplitude, B3:18
porosity, A:34-35; B1:1-19
resistivity, A:73
sandy underthrust terrigenous sequence, B3:19
synthetic seismograms, A:37
well-logging, A:33-34
See also décollement/proto-décollement zone; décollement zone

 

quartz
densification, B3:10
lithologic units, A:62
sediments, A:28

 

radiolarian tests, imagery, B1:14-15
radiolarian tests, proto-décollement, imagery, B1:6-8
radiolarians
lithologic units, A:27, 84
low density, B3:6
photomicrograph, B1:2, 6
porosity, B1:1-3; B3:10
rate of penetration logs, vs. depth, A:24, 28, 43, 64, 68, 82, 86, 98, 102
resistivity
comparison between Sites 1044 and 1046, A:73
comparison between Sites 1044 and 1048, A:105
derivation of velocity, B3:5
proto-décollement zone comparison in Sites 1044-1045, A:51
vs. depth, A:50, 71
resistivity, deep, vs. depth, A:79
resistivity logs
comparison between Sites 676 and 1047, A:87
density, A:32, 47, 66, 86-87, 100-101
vs. depth, A:25, 32, 44, 47, 49, 56, 59, 65, 70, 74, 83, 88-89, 95, 99, 104
See also deep resistivity logs

 

sandstone, lithologic units, A:27
sandy underthrust terrigenous sequence, décollement zone, B3:19
seafloor, shaded relief image, A:10
sediments, calcareous, lithologic units, A:45
sediments, hemipelagic-pelagic, tectonics, A:5-6
sediments, siliceous, lithologic units, A:45
sediments, underthrust, fluid flow, A:67-68
seismic data
Site 1044, A:35-36
Site 1045, A:52
Site 1046, A:68, 71
Site 1047, A:90
Site 1048, A:101-102
seismic depth section, décollement zone, B3:19
seismic images, logging-while-drilling, A:5-10
seismic profiles
Site 1044, A:23
Site 1045, A:41
Site 1046, A:61
Site 1047, A:81
Site 1048, A:96
vs. depth, B2:12
seismic reflection
correlation with log units, B3:4-5
décollement zone, B3:3-4, 8
seismic section
listric normal and thrust faults, B3:23
vs. depth, A:56
seismograms, synthetic
vs. depth, A:37, 54, 75, 91, 106
well-logging, A:35-36, 52, 68, 71, 90, 101-102
shear wave velocity, vs. depth, A:56
shearing, scanning electron microscopy, B1:4, 12
silica, biogenic, well-logging, A:29
silica, opaline, well-logging, A:29
silica, vs. depth, A:58, 74
silt, lithologic units, A:100
siltstone
lithologic units, A:27
vs. depth, B3:22
Site 543, log units, A:29
Site 671
log units, A:48
radiolarian-related porosity, B1:18-19
Site 672
core data, A:20-21
geochemical data, A:94
geochemistry and pore pressure, A:36
lithologic units, A:26-27
lithology, A:30, 103
log units, A:29, 48
radiolarian-related porosity, B1:16-17
seismic depth section, B3:19
Site 672A
data relationship to A:20-21
structure, A:31
Site 676
core data, A:78-79
lithologic units, A:84
lithology, A:87
seismic depth section, B3:19
structural synthesis, A:88
Site 949
core data, A:58-59
geochemical data, A:74
lithologic units, A:60, 62
log units, A:48
seismic velocity, A:56
wet-bulk density, A:72
Site 1044, A:19-37
background and objectives, A:19, 21
characterization of logs, A:22, 24-26
data relationship to Site 672A, A:20-21
fluid flow, A:33-35
lithology, A:26-29
operations, A:21-22
physical properties, A:31-33
seismic data, A:35-36
seismic depth section, B3:19
site description, A:19-37
structure, A:29-31
Site 1045, A:39-54
background and objectives, A:39-40
fluid flow, A:50-52
lithology, A:42-45
operations, A:40, 42
physical properties, A:46-50
seismic data, A:52
seismic depth section, B3:19
site description, A:39-54
structure, A:45-46
well-logging, A:42
Site 1046, A:55-75
background and objectives, A:55, 57
fluid flow, A:66-68
lithology, A:57-60, 62-63
operations, A:57
physical properties, A:63, 66
seismic data, A:68, 71
site description, A:55-75
structure, A:63
well-logging, A:57
Site 1047, A:77-91
background and objectives, A:77
fluid flow, A:88-90
lithology, A:84-85
operations, A:77, 80
physical properties, A:85-88
seismic data, A:90
seismic depth section, B3:19
site description, A:77-91
structural synthesis, A:88
structure, A:85
well-logging, A:80, 82-84
Site 1048, A:93-106
background and objectives, A:93, 96
fluid flow, A:101
lithology, A:100
operations, A:96
physical properties, A:100-101
seismic data, A:101-102
site description, A:93-106
structure, A:100
well-logging, A:96, 98-100
smectite
lithologic units, A:45
low density, B3:6
resistivity logs, A:29
sponge spicules, lithologic units, A:27
sponge spicules, low density, B3:6
structure
Site 1044, A:29-31
Site 1045, A:45-46
Site 1046, A:63
Site 1047, A:85
Site 1048, A:100
synthesis, A:31

 

tectonics, Tiburon Rise, A:5-6; B3:3
temperature, vs. depth, A:56
thickness
décollement zone, B3:8
proto-décollement zone, B3:8
thorium, gamma-ray logs, A:28
thorium logs
factor logs, A:22, 26
vs. depth, A:25, 44, 65, 83, 99
Tiburon Rise, tectonics, A:5-6; B3:3
time after bit logs, vs. depth, A:28, 47, 68, 86, 102
turbidites, well-logging, A:35

 

underconsolidation
density, B3:8-10
low density, B3:6
proto-décollement zone, A:101
underthrust section
comparison of Sites 1044 and 1046, A:66
comparison of Sites 1044 and 1047, A:88
fluid flow, A:67-68, 89-90
underthrusting, Caribbean Plate, A:5-6
uranium logs, vs. depth, A:25, 44, 65, 83, 99

 

veins, clay, well-logging, A:29-31
veins, mud-filled
décollement zone, B3:6-7
vs. depth, A:88
velocity, derived from resistivity, B3:5
volcanic ash
lithologic units, A:27, 60, 62, 84, 100
low density, B3:6
well-logging, A:62

 

well-logging
Barbados accretionary prism N, B2:1-29; B3:1-25
characterization of logs, A:22, 24-26, 42, 57, 80, 82-84, 96, 98-100
mean values and standard deviations of log properties, A:26, 45, 66, 84, 100
quality control summary, A:28, 47
Site 1045, A:42
Site 1046, A:57
Site 1047, A:80, 82-84
Site 1048, A:96, 98-100
summary, A:48
See also cluster logs; factor logs; log properties; log quality; log units; logging-while-drilling

 

X-ray diffraction mineral data
comparison of Sites 672 and 1048, A:103
vs. depth, A:59, 78, 94

 

zeolite filling, scanning electron microscopy, B1:4, 15
zeolites, densification, B3:10