Table 3.

Table T3. Composition of fine-grained sediments analyzed by X-ray diffraction, Hole 1114A.

Core, section,
interval (cm) Depth
(mbsf) Description XRD identification: major (minor) minerals

180-1114A-

1R-CC, 13-14
0.13
Foraminifer-bearing nannofossil ooze
Calcite (plagioclase)

5R-1, 17-18
35.97
Silty claystone
Plagioclase, quartz (pyroxene, chlorite, amphibole, illite)

6R-2, 4-4.5
46.01
Claystone
Plagioclase (quartz, pyroxene, illite)

7R-3, 21-22
56.48
Claystone
Quartz, plagioclase (calcite, pyroxene, chlorite, smectite?, illite, amphibole)

8R-1, 48-49
65.08
Siltstone
Plagioclase, quartz (pyroxene, chlorite, amphibole, smectite?)

9R-1, 25-26
74.45
Claystone
Quartz, plagioclase (chlorite, calcite, smectite?)

10R-1, 41-44
84.31
Silty sandstone
Quartz, plagioclase (calcite, chlorite, smectite?, amphibole)

11R-1, 56-57
94.06
Claystone
Quartz, plagioclase, calcite (chlorite, smectite?, amphibole)

12R-1, 33-35
103.53
Siltstone
Plagioclase, quartz (pyroxene, calcite, chlorite, smectite?, illite, talc?, amphibole)

13R-1, 38-39
113.18
Silty clay
Plagioclase (chlorite, smectite?)

14R-1, 46-48
122.86
Fine sandstone
Plagioclase, quartz (calcite, pyroxene, amphibole, chlorite, smectite?)

15R-2, 5-6
133.38
Sandstone
Quartz, plagioclase (calcite, chlorite)

16R-CC, 5-5.5
141.65
Clayey siltstone
Plagioclase, quartz (calcite, chlorite, smectite?)

22R-1, 14-15
199.54
Claystone
Plagioclase, quartz, calcite (chlorite, smectite?)

23R-2, 4-5
209.95
Claystone
Plagioclase, quartz (calcite, chlorite, smectite?)

24R-2, 67-68
219.46
Coarse-grained sandstone
Plagioclase, calcite (quartz, illite)

25R-3, 126-127
230.76
Fine-grained sandstone
Plagioclase, quartz (calcite, chlorite, smectite?)

26R-1, 19-20
237.79
Claystone
Quartz, plagioclase, calcite (pyrite, marcasite?, chlorite, smectite?, illite, amphibole)

29R-CC, 17-18
266.67
Very coarse sandstone
Plagioclase (quartz, pyroxene, amphibole)

30R-1, 17-18
276.27
Sandstone
Plagioclase, quartz (chlorite, smectite?, pyroxene)

31R-1, 9-10
285.89
Clay
Plagioclase, quartz (smectite?, chlorite, pyroxene)

31R-1, 75-76
286.55
Breccia with silty matrix
Plagioclase, calcite, kaolinite, smectite? (quartz)

Core, section, interval (cm)	Depth (mbsf)	Description	XRD identification: major (minor) minerals
180-1114A-
1R-CC, 13-14	0.13	Foraminifer-bearing nannofossil ooze	Calcite (plagioclase)
5R-1, 17-18	35.97	Silty claystone	Plagioclase, quartz (pyroxene, chlorite, amphibole, illite)
6R-2, 4-4.5	46.01	Claystone	Plagioclase (quartz, pyroxene, illite)
7R-3, 21-22	56.48	Claystone	Quartz, plagioclase (calcite, pyroxene, chlorite, smectite?, illite, amphibole)
8R-1, 48-49	65.08	Siltstone	Plagioclase, quartz (pyroxene, chlorite, amphibole, smectite?)
9R-1, 25-26	74.45	Claystone	Quartz, plagioclase (chlorite, calcite, smectite?)
10R-1, 41-44	84.31	Silty sandstone	Quartz, plagioclase (calcite, chlorite, smectite?, amphibole)
11R-1, 56-57	94.06	Claystone	Quartz, plagioclase, calcite (chlorite, smectite?, amphibole)
12R-1, 33-35	103.53	Siltstone	Plagioclase, quartz (pyroxene, calcite, chlorite, smectite?, illite, talc?, amphibole)
13R-1, 38-39	113.18	Silty clay	Plagioclase (chlorite, smectite?)
14R-1, 46-48	122.86	Fine sandstone	Plagioclase, quartz (calcite, pyroxene, amphibole, chlorite, smectite?)
15R-2, 5-6	133.38	Sandstone	Quartz, plagioclase (calcite, chlorite)
16R-CC, 5-5.5	141.65	Clayey siltstone	Plagioclase, quartz (calcite, chlorite, smectite?)
22R-1, 14-15	199.54	Claystone	Plagioclase, quartz, calcite (chlorite, smectite?)
23R-2, 4-5	209.95	Claystone	Plagioclase, quartz (calcite, chlorite, smectite?)
24R-2, 67-68	219.46	Coarse-grained sandstone	Plagioclase, calcite (quartz, illite)
25R-3, 126-127	230.76	Fine-grained sandstone	Plagioclase, quartz (calcite, chlorite, smectite?)
26R-1, 19-20	237.79	Claystone	Quartz, plagioclase, calcite (pyrite, marcasite?, chlorite, smectite?, illite, amphibole)
29R-CC, 17-18	266.67	Very coarse sandstone	Plagioclase (quartz, pyroxene, amphibole)
30R-1, 17-18	276.27	Sandstone	Plagioclase, quartz (chlorite, smectite?, pyroxene)
31R-1, 9-10	285.89	Clay	Plagioclase, quartz (smectite?, chlorite, pyroxene)
31R-1, 75-76	286.55	Breccia with silty matrix	Plagioclase, calcite, kaolinite, smectite? (quartz)

Note: See "Lithostratigraphy" in "Site 1114" chapter for explanation.