Table
T4. X-ray diffraction results and total carbonate contents expressed
as CaCO3 for Hole 1135A.
Note: NA = not available, ( ) = minor amounts. See "Organic
and Inorganic Geochemistry".
Unit/Subunit
Core,
section,
interval (cm)Depth
(mbsf)Minerals
CaCO3
(wt%)
I
183-1135A-
2R-1,
20
9.70
Calcite,
quartz, feldspar
72
IIA
183-1135A-
3R-1,
90
19.30
Calcite
94
4R-1,
90
28.70
Calcite
94
5R-1,
90
38.20
Calcite
94
6R-1,
90
47.70
Calcite
94
7R-1,
90
57.00
Calcite
96
10R-1,
90
85.10
Calcite
95
11R-1,
90
94.80
Calcite
96
12R-1,
90
104.30
Calcite
96
12R-6,
87
111.77
Calcite,
pyrite
NA
13R-1,
25
113.25
Calcite
95
15R-1,
18
132.38
Calcite,
glauconite
NA
IIB
183-1135A-
16R-1,
109
142.99
Calcite
96
17R-2,
65
153.75
Calcite
96
19R-1,
89
171.69
Calcite
96
20R-1,
90
181.30
Calcite
95
21R-1,
90
190.90
Calcite
96
23R-1,
90
210.10
Calcite
95
25R-1,
90
229.40
Calcite
96
26R-1,
90
239.00
Calcite
96
IIIA
183-1135A-
27R-1,
90
248.60
Calcite
95
28R-1,
90
258.20
Calcite
95
29R-1,
89
267.79
Calcite
95
30R-1,
89
277.39
Calcite
97
31R-1,
90
287.00
Calcite
96
32R-1,
90
296.70
Calcite
96
33R-1,
89
306.39
Calcite,
(clinoptilolite)
96
IIIB
183-1135A-
34R-1,
87
315.97
Calcite,
(clinoptilolite)
95
36R-1,
87
334.97
Calcite
95
37R-1,
13
343.73
Calcite
95
39R-2,
73
363.76
Calcite,
clinoptilolite, (quartz)
92
IIIC
183-1135A-
40R-1,
67
373.27
Calcite,
clinoptilolite, quartz, feldspar
86
41R-1,
89
383.09
Calcite,
(clinoptilolite, quartz)
93
42R-1,
88
392.78
Calcite,
(quartz)
93
43R-1,
89
402.39
Calcite
95
44R-1,
29
411.39
Calcite,
(glauconite)
94
46R-1,
46
430.86
Calcite,
opal-CT, quartz
55
47R-1,
90
440.90
Calcite,
(clinoptilolite, glauconite)
89
48R-1,
31
450.01
Calcite,
clinoptilolite, glauconite, feldspar, quartz?
78
49R-1,
5
458.95
Calcite,
clinoptilolite, glauconite
NA
52R-3,
15
490.82
Calcite,
opal-CT, quartz
80
53R-1,
61
497.71
Calcite,
glauconite, clinoptilolite
88
55R-1,
53
516.93
Calcite,
(clinoptilolite)
95