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Table T1. X-ray diffractometry mineralogical results of clay fraction (<2μm) (See table note.)

Core, section, interval (cm) Depth (mbsf) Lith. unit X-ray diffraction peak area (total counts) 3.54 Å/
3.58 Å		 Relative percent (Biscay factors) Illite/smectite mixed-layer clay
Smectite (001) Illite (001) Chlorite (002) + Kaolinite (001) I/V S(001) saddle S(001) peak Saddle/
Peak		 Percent expand
Smectite Illite Chlorite Kaolinite I/V
311-U1325B-
1H-2, 43–45 1.93 IA 145,618 68,651 144,777
2.20 21 39 28 13
4,651 7,751 0.60 66
2H-5, 75–77 16.05 IA 259,790 61,549 206,636 8,981 2.09 28 27 30 14 1 5,659 10,516 0.54 69
4H-1, 75–77 24.75 IB 55,971 123,223 140,234
2.37 7 59 24 10
2,994 4,100 0.73 62
4H-6, 75–77 32.07 IB 90,174 75,099 118,772
2.09 14 48 26 12
3,176 4,817 0.66 65
5H-4, 75–77 38.67 IB 26,435 123,675 116,345
4.98 4 66 26 5
2,557 3,017 0.85 56
6H-3, 75–77 46.75 IB 76,487 58,946 154,994
1.54 12 38 30 20
4,549 6,161 0.74 61
7H-1, 58–60 53.08 II 73,121 56,736 243,164 10,182 2.39 9 28 43 18 1 3,537 5,067 0.70 63
7H-6, 75–77 60.75 II 137,471 62,665 265,222 5,469 2.14 15 27 39 18 1 5,494 8,730 0.63 67
8H-4, 75–77 67.01 II 168,728 96,435 258,315 19,326 2.09 15 35 32 15 2 5,619 8,686 0.65 66
10X-1, 75–77 73.55 II 53,627 163,935 163,436
3.10 5 63 24 8
3,282 4,333 0.76 60
10X-6, 75–77 80.85 II 75,027 75,031 185,627 17,701 3.15 10 39 37 12 2 3,572 5,096 0.70 63
12X-3, 75–77 88.15 II 135,340 81,607 208,182
2.51 15 37 34 13
3,828 6,156 0.62 67
14X-1, 75–77 103.05 III 237,201 105,307 153,204
1.75 25 44 20 12
5,482 10,338 0.53 69
15X-1, 75–77 112.45 III 157,260 90,853 272,221
2.83 15 34 38 13
5,368 9,532 0.56 68
16X-6, 28–30 126.93 III 99,152 64,848 114,464 7,431 1.95 17 44 25 13 1 4,350 5,614 0.77 60
16X-6, 75–77 127.40 III 144,289 113,010 209,551
2.39 14 45 29 12
5,579 8,148 0.68 64
18X-1, 75–77 131.65 III 20,869 44,519 103,725 19,723 2.64 5 42 35 13 5 3,255 3,699 0.88 52
19X-1, 75–77 141.25 III 172,946 63,844 140,501
2.04 24 36 27 13
4,522 7,412 0.61 67
20X-1, 5–7 150.95 III 75,318 72,387 170,879 12,937 2.06 10 40 32 16 2 3,404 4,802 0.71 63
20X-6, 77–79 157.61 III 86,649 76,706 173,265
2.58 12 41 34 13
3,569 5,353 0.67 65
24X-1, 75–77 179.75 III 87,315 97,761 189,630
2.83 10 46 33 12
3,440 4,989 0.69 64
24X-5, 75–77 185.02 III 106,901 73,121 148,334
2.19 15 42 29 13
3,477 5,283 0.66 65
311-U1325C-
1X-2, 75–77 191.05 III 106,569 106,759 140,831
2.00 13 52 23 12
4,501 5,915 0.76 60
4X-2, 75–77 209.99 IV 60,455 103,162 213,606
2.52 7 46 34 13
3,348 4,392 0.76 60
6X-3, 75–77 221.14 IV 74,045 69,798 235,279 19,858 2.48 9 33 40 16 2 3,512 4,641 0.76 60
6X-4, 75–77 222.26 IV 34,797 72,240 274,089
2.20 4 33 43 20
2,899 3,589 0.81 57
7X-2, 75–77 229.45 IV 96,843 108,868 228,907
2.65 10 44 34 13
3,838 5,218 0.74 61
8X-1, 75–77 237.55 IV 76,429 127,086 189,819
2.98 8 53 29 10
3,492 4,837 0.72 62
8X-6, 75–77 244.05 IV 181,352 129,476 242,878
2.16 15 44 28 13
5,740 8,370 0.69 64
9X-4, 75–77 251.75 IV 64,691 61,926 198,584 22,291 2.26 9 34 38 17 3 3,305 4,174 0.79 58
11X-1, 75–77 257.85 IV 69,961 81,525 233,310 30,489 2.37 8 37 37 16 3 3,688 4,716 0.78 59
11X-2, 75–77 259.35 IV 97,596 104,680 243,781
2.50 10 42 35 14
3,713 5,218 0.71 63
12X-1, 75–77 266.55 IV 72,012 88,193 186,824
2.97 9 44 35 12
3,492 4,495 0.78 59
12X-5, 75–77 272.42 IV 30,027 92,483 137,874
3.96 4 55 33 8
2,649 3,041 0.87 52
15X-1, 75–77 295.45 IV 40,910 69,324 168,694 25,469 4.41 6 41 40 9 4 2,980 3,551 0.84 55
311-U1326C-
2H-2, 51–53 5.91 I 164,116 86,373 183,646
2.36 19 39 29 12
3,919 6,898 0.57 66
2H-7, 47–49 13.37 I 184,947 96,773 182,747
2.36 20 41 27 12
3,569 7,147 0.50 71
3H-5, 80–82 20.20 I 130,349 83,557 146,273
2.35 17 44 27 12
3,658 5,930 0.62 67
4H-3, 75–77 26.65 II 246,542 46,491 217,004 4,827 1.96 28 21 33 17 1 3,827 9,261 0.41 76
5X-3, 75–77 34.07 II 181,932 75,499 214,827
1.97 20 33 31 16
3,783 7,435 0.51 70
6X-1, 75–77 40.75 II 229,250 52,450 254,623
1.88 24 22 35 19
3,676 8,592 0.43 75
7X-2, 75–77 51.78 II 366,452 55,535 248,878
1.94 34 20 30 16
4,027 12,455 0.32 82
8X-1, 75–77 60.15 II 274,234 48,620 211,380
2.21 31 22 33 15
4,196 10,240 0.41 76
9X-2, 75–77 71.35 II 294,628 67,815 258,571
2.43 27 25 34 14
4,094 10,674 0.38 78
10X-1, 75–77 79.45 II 100,530 95,677 194,758
2.73 12 44 33 12
3,393 5,240 0.65 66
311-U1326D-
2X-1, 72–74 89.12 II 362,230 36,113 176,236
2.37 42 17 29 12
3,830 12,335 0.31 82
2X-5, 75–77 95.15 II 181,800 59,203 176,097
2.17 24 31 31 14
4,039 7,310 0.55 68
3X-3, 75–77 101.85 II 275,328 38,389 208,017
0.88 33 18 23 26
3,997 9,647 0.41 76
4X-4, 75–77 112.51 II 234,784 55,157 180,762
2.59 29 27 32 12
3,873 9,036 0.43 75
5X-1, 75–77 118.05 II 123,316 78,569 231,166
2.05 14 35 35 17
3,499 6,054 0.58 67
5X-6, 75–77 124.35 II 112,230 107,751 258,580
2.41 11 41 34 14
3,499 5,534 0.63 67
6X-6, 75–77 134.20 II 65,793 91,892 211,449
2.49 8 43 35 14
3,142 4,390 0.72 62
7X-4, 75–77 140.94 II 41,605 86,350 192,410
2.46 5 45 35 14
2,877 3,644 0.79 58
8X-3, 75–77 149.51 III 13,466 83,547 155,369 58,382 3.55 2 47 34 10 8 2,507 2,746 0.91 49
9X-1, 75–77 156.65 III 89,771 35,631 120,886
2.27 19 30 35 16
3,589 5,513 0.65 66
10X-1, 75–77 166.35 III 92,678 58,173 168,618
2.37 14 35 36 15
3,629 5,378 0.67 65
10X-4, 75–77 170.77 III 75,167 48,856 124,775
2.59 14 38 35 13
3,092 4,364 0.71 63
11X-4, 75–77 179.44 III 19,508 44,792 253,182 7,808 2.24 3 25 49 22 1 2,405 2,820 0.85 56
12X-2, 75–77 186.80 III 48,686 98,675 169,288
2.69 6 50 32 12
3,106 4,032 0.77 60
13X-1, 75–77 195.15 III 14,861 53,520 233,263 6,955 2.49 2 30 47 19 1 2,575 2,887 0.89 51
14X-1, 75–77 204.75 III 39,956 94,068 202,596 22,906 3.01 5 45 36 12 3 3,162 3,991 0.79 58
15X-1, 73–75 214.33 III 41,741 109,397 202,723
3.12 5 49 35 11
2,933 3,863 0.76 60
16X-1, 75–77 224.05 III 71,390 109,103 218,355
2.64 8 46 34 13
3,423 4,619 0.74 61
17X-1, 75–77 233.65 III 25,527 90,374 154,120
2.38 4 52 31 13
2,981 3,449 0.86 54
17X-3, 0–100 235.90 III 58,815 53,093 170,389 23,825 2.65 9 33 39 15 4 3,618 4,664 0.78 59
17X-5, 75–77 239.65 III 25,490 58,856 244,420 10,365 3.02 3 31 48 16 1 3,133 3,599 0.87 52
20X-3, 75–77 264.50 III 105,108 101,827 192,621
2.57 12 45 31 12
3,974 5,592 0.71 63
20X-7, 74–76 269.78 III 39,121 80,237 154,762
2.52 6 48 33 13
3,011 3,596 0.84 55
311-U1327C-
1H-2, 75–77 2.25 I 256,280 76,041 219,424 10,687 2.40 25 30 31 13 1 5,375 10,310 0.52 69
2H-2, 75–77 8.35 I 150,519 73,697 182,232 8,003 2.60 18 36 32 12 1 7,392 8,892 0.83 56
3H-1, 75–77 16.35 I 102,230 72,625 144,826 7,418 2.10 15 42 28 14 1 7,114 7,714 0.92 49
3H-5, 75–77 22.35 I 40,443 91,460 169,793 27,361 2.36 5 47 31 13 4 5,861 6,012 0.97 46
4H-3, 75–77 28.85 I 125,152 56,550 156,475 4,702 1.95 19 34 31 16 1 6,580 8,143 0.81 57
5H-3, 75–77 38.35 I 101,917 70,061 234,295 17,652 3.20 12 32 41 13 2 7,061 7,818 0.90 50
7H-2, 75–77 48.35 I 170,263 70,703 187,573
2.07 21 34 31 15
7,747 10,047 0.77 60
8H-1, 75–77 56.35 I 268,308 63,666 226,219
2.07 28 26 31 15
7,810 12,496 0.63 66
9H-1, 75–77 65.85 I 97,992 94,034 202,779 21,951 2.55 11 42 32 13 2 7,470 7,980 0.94 47
9H-6, 75–77 73.35 I 46,766 49,138 119,787 18,302 2.60 9 39 35 13 4 6,667 6,979 0.96 45
10H-1, 96–98 75.56 I 157,834 68,649 193,434
1.94 19 34 31 16
4,085 6,668 0.61 67
10H-6, 75–77 81.50 I 135,678 80,194 233,227 18,679 2.35 14 34 35 15 2 7,787 9,011 0.86 52
11H-4, 75–77 89.35 I 53,315 72,592 172,086 20,533 2.22 8 41 34 15 3 6,421 6,686 0.96 45
12X-6, 75–77 99.87 II 238,076 95,343 171,022
1.90 25 40 23 12
5,285 9,599 0.55 69
13X-4, 75–77 107.75 II 62,793 68,972 156,312 16,894 2.66 9 41 34 13 3 6,584 7,043 0.93 48
14X-3, 75–77 115.85 II 71,740 109,004 215,572
2.55 8 46 33 13
6,371 7,037 0.91 49
16X-1, 75–77 124.55 II 56,280 58,947 144,569 10,518 2.29 10 40 34 15 2 7,043 7,433 0.95 46
16X-3, 75–77 127.45 II 109,329 69,252 217,386 10,097 2.36 13 33 37 16 1 6,125 7,714 0.79 58
18X-1, 72–74 142.22 II 144,492 40,693 84,663 2,764 2.64 30 34 26 10 1 7,493 8,829 0.85 56
18X-2, 0–5 142.35 II 118,421 33,198 75,488
2.44 29 33 27 11
4,166 5,711 0.73 62
18X-2, 130–150 143.65 II 101,190 40,889 101,571
2.01 22 35 29 14
3,940 5,326 0.74 61
19X-1, 75–77 151.85 II 98,030 39,034 105,135
2.11 21 34 31 15
6,673 7,573 0.88 52
19X-6, 75–77 158.35 II 118,905 51,388 104,528
2.21 22 39 27 12
7,442 8,275 0.90 50
20X-3, 75–77 163.83 II 167,713 70,924 178,998
1.79 21 35 28 16
4,577 7,278 0.63 66
21X-1, 75–77 171.15 III 97,114 89,810 189,757
2.42 12 43 32 13
3,555 5,298 0.67 65
21X-6, 75–77 178.17 III 62,099 55,319 103,942
2.61 13 45 31 12
6,666 7,178 0.93 48
21X-7, 0–1 178.43 III 83,827 78,057 107,581
2.62 14 51 25 10
4,181 5,244 0.80 58
22X-5, 75–77 186.00 III 44,466 68,416 185,137 15,499 2.73 6 39 39 14 2 2,998 3,788 0.79 58
25X-2, 77–79 200.88 III 43,317 84,157 151,989
2.50 6 49 32 13
2,883 3,335 0.86 53
26X-1, 75–77 209.65 III 59,274 161,121 225,754
4.02 5 56 31 8
3,522 4,442 0.79 58
27X-1, 75–77 219.25 III 67,246 90,811 161,406
3.20 9 48 33 10
6,642 7,314 0.91 49
27X-5, 75–77 224.88 III 298,684 76,204 167,537
2.12 32 32 24 11
4,798 10,453 0.46 73
28X-2, 74–76 230.34 III 97,648 87,679 205,050
2.31 11 41 33 14
3,463 4,988 0.69 64
29X-1, 75–77 238.45 III 46,829 92,360 106,892
3.11 7 59 26 8
2,643 3,435 0.77 60
29X-5, 75–77 244.30 III 55,605 73,855 139,283 21,377 2.94 9 45 32 11 3 3,461 4,258 0.81 57
30X-5, 70–72 253.31 III 109,979 144,143 282,440
3.10 9 46 34 11
4,157 6,008 0.69 64
31X-5, 75–77 263.81 III 109,335 24,891 60,971
2.11 33 30 25 12
6,776 7,318 0.93 48
32X-2, 75–77 268.95 III 69,442 140,233 177,811
3.11 7 57 27 9
3,094 4,213 0.73 62
33X-2, 75–77 278.55 III 53,202 109,003 95,289
2.62 8 64 20 8
3,192 3,867 0.83 56
34X-2, 77–79 288.17 III 92,256 125,531 137,241
3.47 11 58 25 7
3,715 5,365 0.69 64
35X-1, 75–77 296.25 III 107,844 45,510 95,624
3.20 22 38 30 9
3,659 5,380 0.68 64
311-U1327D-
5X-1, 65–75 126.95 II 45,362 93,425 128,511
2.38 7 55 27 11
2,893 3,620 0.80 58
11X-1, 0–8 157.10 II 20,965 54,134 50,421
2.69 6 64 22 8
2,312 2,709 0.85 56
311-U1328B-
1H-1, 71–73 0.71 I 23,999 23,958 34,872
2.23 13 51 25 11
963 1,394 0.69 64
1H-3, 60–62 3.60 I 38,356 36,976 34,052
2.07 15 58 18 9
1,084 1,768 0.61 67
4P-1, 0–11 14.50 I 88,812 29,316 44,333
1.54 30 40 18 12
1,751 3,303 0.53 69
5H-1, 68–70 17.18 I 15,671 30,550 52,685
2.37 6 50 30 13
965 1,228 0.79 58
6X-1, 0–20 18.40 I 74,851 22,912 50,147
1.59 28 34 23 15
1,545 2,920 0.53 69
6X-1, 36–38 18.76 I 29,223 20,304 51,742
2.42 14 38 34 14
1,093 1,611 0.68 64
8H-1, 75–77 28.75 I 21,903 44,514 60,169
2.44 7 56 27 11
1,159 1,594 0.73 62
9H-1, 75–77 38.25 I 26,444 27,352 41,728
1.93 12 50 25 13
1,021 1,519 0.67 65
9H-6, 75–77 45.56 I 26,421 18,444 44,493
2.09 14 39 32 15
1,022 1,556 0.66 65
10H-5, 75–77 53.75 I 28,584 20,727 55,875
2.71 13 37 37 13
1,053 1,580 0.67 65
311-U1328C-
1H-4, 75–77 61.68 I 21,064 13,535 45,013 3,247 2.47 13 32 38 15 2 1,010 1,442 0.70 63
2H-5, 75–77 72.75 I 13,002 13,258 26,838 2,573 2.58 11 43 32 12 2 927 1,114 0.83 56
3H-6, 76–78 83.76 I 32,634 22,948 54,651
2.23 14 39 32 14
1,153 1,701 0.68 64
6H-1, 75–77 94.75 I 15,956 23,826 55,491 3,194 2.23 7 42 34 15 1 984 1,293 0.76 60
6H-6, 75–77 99.75 I 61,107 15,442 33,451
2.22 32 33 24 11
1,219 2,320 0.53 69
6H-8, 75–77 102.14 I 60,680 23,373 39,939
1.69 26 40 21 13
1,139 2,370 0.48 72
7X-1, 73–75 104.23 I 34,786 18,855 23,735
2.02 22 48 20 10
1,055 1,674 0.63 67
7X-4, 75–77 108.65 I 59,885 7,647 46,093
2.91 33 17 38 13
1,120 2,538 0.44 74
8X-2, 74–76 112.54 I 50,878 14,529 52,789 1,012 3.56 24 27 38 11 1 1,156 2,211 0.52 69
9X-1, 78–80 120.68 I 48,701 8,043 37,589 1,504 1.89 31 20 31 16 1 1,077 2,114 0.51 70
9X-4, 72–74 124.62 I 71,345 14,832 49,130
2.56 31 26 31 12
1,071 2,482 0.43 75
9X-5, 78–80 126.18 I 94,370 13,061 52,412
3.42 38 21 32 9
1,271 3,404 0.37 79
10X-1, 75–77 130.35 I 49,817 16,905 40,313
2.17 25 34 28 13
1,158 2,087 0.55 71
10X-3, 75–77 133.35 II 11,847 33,677 24,573
3.59 6 69 20 5
845 1,041 0.81 57
11X-1, 75–77 140.05 II 32,020 21,293 27,659
2.42 19 49 23 9
1,131 1,659 0.68 64
11X-2, 75–77 141.55 II 25,981 14,257 23,009
2.93 20 44 27 9
1,051 1,452 0.72 62
12X-1, 75–77 149.65 II 15,223 18,756 36,735 2,662 2.89 9 45 33 11 2 951 1,223 0.78 59
13X-1, 75–77 159.35 II 15,500 23,961 50,446
2.49 7 45 34 14
937 1,164 0.80 58
13X-2, 75–77 160.82 II 18,391 16,388 38,601 5,066 2.26 11 39 32 14 3 962 1,268 0.76 60
14X-2, 75–77 170.28 II 4,962 17,628 38,189 8,482 2.46 3 44 34 14 5 845 963 0.88 52
15X-2, 75–77 180.15 II 7,260 16,440 39,341 3,809 2.76 5 42 37 13 2 833 989 0.84 55
15X-5, 75–77 184.62 II 8,414 28,811 41,299
2.79 4 56 29 11
864 995 0.87 52
16X-5, 75–77 194.25 II 13,527 29,640 40,495
2.98 6 56 28 10
970 1,225 0.79 58
17X-4, 75–77 202.35 III 15,743 22,033 41,130 4,059 2.62 8 46 31 12 2 1,001 1,524 0.66 65
19X-2, 75–77 217.78 III 28,705 20,793 48,814 5,452 2.74 13 39 33 12 3 1,230 1,746 0.70 63
19X-4, 24–26 220.27 III 34,560 16,052 45,978 1,532 2.54 18 33 34 13 1 1,379 1,938 0.71 63
19X-4, 32–36 220.35 III 48,771 19,476 47,399
2.50 22 35 31 12
1,480 2,183 0.68 64
19X-4, 77–79 220.80 III 20,084 30,026 39,573
2.42 9 55 26 11
1,037 1,439 0.72 62
20X-3, 75–77 229.10 III 6,400 8,899 26,289 4,997 4.01 6 36 42 11 5 766 850 0.90 50
20X-5, 75–77 231.82 III 12,636 34,695 42,217
2.51 5 59 26 10
944 1,667 0.57 67
22X-5, 75–77 251.06 III 9,815 11,507 30,915 1,379 2.91 8 39 39 13 1 870 1,037 0.84 55
22X-6, 75–77 252.56 III 35,738 38,584 57,542
3.20 12 51 29 9
1,313 1,966 0.67 65
22X-CC, 12–14 253.70 III 16,131 5,888 27,746
3.70 17 25 46 12
1,025 1,191 0.86 54
25X-1, 78–80 274.88 III 47,449 16,345 11,613
2.27 35 48 12 5
1,205 1,994 0.60 66
25X-2, 77–79 276.37 III 25,658 13,277 43,862
2.04 15 32 35 17
1,107 1,454 0.76 60
26X-2, 73–75 285.93 III 17,508 22,794 42,050
2.30 9 47 30 13
921 1,245 0.74 61
26X-4, 71–73 288.91 III 30,005 9,723 25,391
2.65 25 32 31 12
1,124 1,592 0.71 63
27X-5, 75–77 299.86 III 8,180 9,410 21,533 1,923 2.87 9 41 35 12 2 770 904 0.85 56
311-U1329B-
1H-1, 74–76 0.74 I 64,624 69,838 186,089

9 39 52

3,134 4,364 0.72 62
311-U1329C-
2H-2, 75–77 10.35 I 57,732 81,182 122,863

9 52 39

2,731 3,724 0.73 62
3H-1, 77–79 18.37 I 116,637 104,382 135,706

14 52 34

3,629 5,669 0.64 66
3H-2, 75–77 19.85 I 76,719 97,657 178,766

9 47 43

3,373 4,977 0.68 64
4H-1, 75–77 27.85 I 131,347 70,991 157,480 17,344
18 38 42
2 4,907 6,954 0.71 63
4H-6, 75–77 35.35 I 85,700 67,819 169,943 8,816
12 38 48
1 4,114 5,653 0.73 62
5H-4, 74–76 41.84 II 222,962 46,764 98,343

37 31 32

5,786 9,231 0.63 67
6H-3, 75–77 49.85 II 37,733 77,041 199,485
2.47 5 41 38 15
2,629 3,251 0.81 57
8H-1, 75–77 58.35 II 110,566 42,405 91,575
4.20 24 37 32 8
3,385 5,245 0.65 66
8H-6, 75–77 65.85 II 46,182 49,413 177,854 13,950 2.85 8 32 43 15 2 2,835 3,757 0.75 61
9H-4, 75–77 72.35 II 22,468 67,301 157,344 18,966 5.08 4 43 42 8 3 2,409 2,810 0.86 54
10H-3, 75–77 80.35 II 62,402 85,987 195,504
3.65 8 43 38 11
3,066 4,153 0.74 61
11H-2, 75–77 88.35 II 126,721 43,240 94,754
3.03 26 35 29 10
3,501 5,748 0.61 67
12H-1, 75–77 96.35 II 89,971 47,571 52,866
5.65 23 49 23 4
2,754 4,428 0.62 67
12H-2, 75–77 97.83 II 87,409 143,721 134,903
3.15 9 62 22 7
3,151 4,873 0.65 66
13H-1, 75–77 105.85 II 61,366 77,707 190,995
4.34 8 41 41 9
3,073 4,207 0.73 62
13H-7, 72–74 114.82 II 99,066 61,797 222,271
3.45 13 31 44 13
3,372 5,549 0.61 67
15H-6, 75–77 124.85 II 117,222 59,916 98,035 14,708 2.54 21 42 25 10 3 4,027 5,606 0.72 62
16H-6, 75–77 134.35 II 127,120 29,156 83,225
2.27 31 28 28 12
3,641 5,783 0.63 67
18X-1, 57–59 140.77 III 134,316 26,306 69,069
2.65 36 28 27 10
3,442 5,467 0.63 67
18X-3, 57–59 143.77 III 71,262 51,703 164,080 8,654 3.22 12 34 41 13 1 3,312 4,728 0.70 63
19X-1, 75–77 150.65 III 66,437 48,373 133,423 14,346 2.26 12 36 34 15 3 3,358 4,255 0.79 58
19X-5, 75–77 156.65 III 173,344 33,014 84,684
1.52 37 28 22 14
4,191 6,766 0.62 67
20X-1, 75–77 160.35 III 230,447 42,628 103,176
2.56 38 28 24 10
4,516 8,444 0.53 69
21X-1, 75–77 170.05 III 341,626 40,409 132,606
1.40 44 21 20 14
4,765 10,596 0.45 73
21X-4, 75–77 174.55 III 173,603 46,488 129,327 13,857 2.59 27 29 30 11 2 4,322 7,318 0.59 67
22X-1, 55–57 179.45 III 49,875 72,519 159,794 20,036 3.84 7 43 37 10 3 3,248 4,015 0.81 57

Note: I/V = illite/vermiculite mixed layers.

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