Table T18. Organic carbon and Rock-Eval pyrolysis results, Hole 1276A.
Core, section,
interval (cm)
Depth
(mbsf)
TOC
(wt%)
S1
(mg HC/g)
S2
(mg HC/g)
Tmax
(°C)
PI
HI
(mg HC/g TOC)
210-1276A-






2R-2, 0-5 801.50 0.5 0.2 0.1 428 0.5 31
2R-3, 0-5 803.00 0.7 0.3 0.3 554 0.5 41
3R-3, 0-5 811.18 0.6 0.2 1.5 526 0.1 257
3R-4, 0-5 812.68 0.5 0.4 0.4 575 0.5 74
3R-7, 0-5 817.17 0.5 0.1 0.1 419 0.7 10
4R-2, 0-5 820.70 0.7




4R-4, 0-5 823.70 0.8




4R-5, 0-5 825.20 0.8




5R-2, 0-5 830.30 0.8




5R-4, 0-5 833.30 1.7 0.1 0.2 438 0.3 10
5R-6, 0-5 836.30 1.0 0.2 0.6 439 0.2 66
6R-2, 0-5 839.90 0.7 0.0 0.0 443 0.7 0
6R-4, 0-5 842.90 0.7 0.1 0.2 438 0.3 21
6R-6, 0-5 845.90 0.0 0.0 0.4 603 0.1 866
7R-1, 0-5 848.00 0.2 0.0

1.0 0
7R-4, 0-5 852.50 0.2 0.1 0.1 426 0.5 52
7R-6, 0-5 855.50 0.0 0.1 0.2 443 0.4 452
8R-2, 0-5 859.10 0.4 0.1 0.1 429 0.4 23
8R-4, 0-5 862.10 0.4 0.1 0.1 429 0.4 20
8R-6, 0-5 865.10 0.6 0.0 0.0 462 0.4 6
9R-2, 0-5 868.70 0.6 0.2 0.0 373 0.8 5
9R-4, 0-5 871.70 0.1 0.0 0.0 370 0.9 2
9R-6, 0-5 874.61 0.0 0.2 0.0
0.9 47
10R-2, 0-5 878.30 0.9 0.2 0.0 428 1.0 0
10R-4, 0-5 881.27 0.1 0.0

1.0
10R-6, 0-5 884.11 0.0 0.0 0.0
0.7 11
11R-2, 0-5 887.90 0.3 0.1 0.0 508 0.9 3
11R-4, 0-5 890.90 0.0 0.0

1.0
12R-2, 0-5 897.50 1.6 0.1 0.0
0.6 2
12R-5, 0-5 902.00 1.6 0.0 0.0
0.8 0
13R-3, 0-5 908.70 0.0 0.0

1.0
13R-4, 64-69 910.34 0.1 0.0 0.0 471 0.5 39
14R-1, 0-1 915.30 0.3 0.1 0.1 431 0.4 38
14R-2, 0-1 916.80 4.1 0.0 0.1 452 0.3 2
15R-2, 0-1 926.50 1.5 0.0 0.0 393 0.7 1
15R-4, 0-1 929.50 0.0 0.0

1.0
16R-1, 0-1 934.50 0.1 0.0 0.0
0.5 10
16R-3, 0-1 937.46 0.3 0.0

1.0
16R-CC, 9-10 942.32 0.2 0.1 0.2 445 0.4 116
17R-2, 0-1 945.36 0.8 0.0 0.3 446 0.1 32
17R-7, 0-1 952.31 0.4 0.0 0.0 442 0.7 4
18R-1, 0-1 953.80 0.5 0.5 0.2 444 0.7 32
18R-5, 0-1 959.12 0.4 0.2 0.1 443 0.7 19
19R-3, 0-1 966.39 0.1 0.1 0.0
0.7 42
19R-5, 0-1 969.17 0.1 0.0 0.0
0.8 4
20R-1, 0-1 973.10 0.7 0.1 0.0
0.7 4
20R-4, 0-1 977.21 0.1 0.1 0.0
0.7 50
21R-3, 0-1 985.46 0.4 0.0 0.0
0.7 3
21R-4, 0-1 986.96 0.5 0.0 0.0
0.7 3
22R-3, 0-1 995.40 0.0 0.1 0.0 590 0.7
23R-2, 0-5 1003.39 0.1 0.0 0.0 474 0.7 22
24R-2, 0-1 1013.10 0.4 0.1 0.0 407 0.8 3
24R-4, 0-1 1016.10 0.0 0.1 0.1 504 0.6 173
25R-2, 0-1 1022.70 0.4 0.0 0.0 443 0.8 2
25R-4, 0-1 1025.70 0.6 0.0 0.0 401 0.6 4
26R-2, 0-1 1032.26 0.0 0.0 0.0 492 0.5
27R-1, 0-1 1040.50 0.0 0.0

1.0
27R-3, 0-1 1043.41 0.0 0.1 0.1 522 0.4
28R-1, 0-1 1050.10 0.0 0.0 0.0 579 0.5
28R-3, 0-1 1052.91 0.0 0.0 0.1 586 0.4
29R-1, 0-1 1059.70 0.0 0.0 0.0 360 0.9
29R-3, 0-1 1062.53 0.0 0.0 0.1 513 0.2 433
30R-1, 0-1 1069.40 0.1 0.0 0.0 430 0.4 9
30R-3, 0-1 1072.13 0.3 0.0 0.0 427 0.3 17
30R-4, 47-48 1074.10 6.6 0.7 15.2 447 0.0 231
31R-1, 0-1 1079.00 0.5 0.1 0.3 455 0.2 49
31R-2, 124-128 1081.74 3.7 1.2 16.7 449 0.1 452
31R-4, 0-1 1083.39 0.0 0.0 0.0 505 0.4
32R-1, 0-1 1088.60 7.1 0.0 0.1 461 0.2 2
32R-4, 0-1 1092.97 0.0 0.0 0.1 600 0.2 6950
33R-1, 0-1 1098.20 0.5 0.1 0.1 432 0.5 13
33R-3, 91-95 1102.11 4.0 0.2 3.2 453 0.0 81
33R-4, 0-1 1102.70 0.9 0.1 0.1 447 0.5 8
33R-CC, 46-47 1108.22 4.1 0.6 7.6 452 0.1 187
34R-2, 102-106 1110.19 9.4 0.1 2.9 456 0.0 31
34R-4, 0-1 1112.13 0.8 0.0 0.0 387 1.0 0
35R-2, 0-1 1118.90 0.7 0.0 0.0 388 0.9 1
35R-5, 0-1 1123.25 0.8 0.0 0.1 456 0.2 11
36R-4, 0-1 1131.34 0.2 0.1 0.0 465 0.9 5
36R-5, 0-1 1132.63 0.2 0.0 0.0 372 0.9 2
37R-2, 0-1 1137.77 0.4 0.1 0.0 394 0.8 7
37R-4, 0-1 1140.51 1.1 0.1 0.1 494 0.4 10
38R-3, 0-1 1148.59 0.3 0.0 0.0 428 0.5 7
38R-6, 0-1 1152.82 0.5 0.1 0.0 451 0.6 9
39R-3, 0-1 1158.23 0.3 0.1 0.1 577 0.4 33
39R-4, 0-1 1159.71 1.8 0.0 0.2 456 0.2 13
40R-2, 0-1 1166.33 0.6 0.1 0.0 466 0.7 5
40R-4, 0-1 1169.36 0.8 0.1 0.0 442 0.6 6
41R-2, 0-1 1175.90 1.5 0.1 0.2 444 0.3 10
41R-4, 0-1 1178.97 0.6 0.2 0.1 457 0.7 11
41R-CC, 19-20 1184.15 0.2 0.1 0.0 444 0.8 18
42R-4, 0-1 1188.16 0.4 0.1 0.1 459 0.6 15
42R-6, 0-1 1191.20 1.1 0.1 0.1 434 0.5 8
42R-CC, 26-27 1194.51 0.0 0.1 0.1 568 0.7 130
43R-3, 0-1 1196.55 0.6 0.2 0.1 441 0.7 14
43R-6, 0-1 1201.00 0.4 0.1 0.0 443 0.6 12
43R-CC, 4-5 1202.34 1.5 0.1 0.5 451 0.1 34
44R-1, 0-1 1203.20 1.1 0.0 0.7 456 0.1 62
44R-3, 0-1 1206.20 0.3 0.0 0.0 453 0.4 17
45R-2, 0-1 1214.33 0.3 0.0 0.0 449 0.3 14
45R-5, 0-1 1218.92 0.5 0.0 0.0 412 0.5 4
46R-1, 146-147 1223.86 0.3 0.0 0.0 397 0.4 10
46R-4, 0-1 1226.99 0.4 0.0

1.0
47R-2, 0-1 1233.53 0.5 0.0

1.0
47R-4, 0-1 1236.57 0.6 0.0 0.1 440 0.4 9
48R-2, 0-1 1243.24 0.6 0.0 0.0 376 0.6 0
48R-4, 0-1 1246.32 0.6 0.0 0.0 438 0.3 6
49R-3, 0-1 1254.40 0.6 0.0 0.2 458 0.2 27
49R-4, 0-1 1255.90 0.7 0.0 0.1 445 0.3 16
50R-3, 0-1 1264.00 1.0 0.0

1.0
50R-5, 0-1 1267.00 0.9 0.1 0.1 445 0.3 12
51R-2, 0-1 1272.20 0.9 0.0 0.0 470 0.4 5
51R-3, 0-1 1273.70 0.7 0.1 0.1 445 0.4 17
52R-2, 0-1 1281.90 0.9 0.0

1.0
52R-5, 0-1 1286.40 0.6 0.0 0.0
0.6 1
53R-2, 120-121 1292.70 1.8 0.0

1.0
53R-3, 131-132 1294.31 1.0 0.0 0.0 363 0.7 1
54R-2, 0-1 1301.10 0.9 0.0 0.3 448 0.2 28
54R-3, 0-1 1302.60 0.9 0.1 0.0 371 1.0 0
55R-2, 0-1 1310.70 3.8 0.2 2.8 455 0.1 73
56R-2, 0-1 1320.30 0.4 0.0 0.0 443 0.5 11
57R-2, 0-1 1330.00 0.8 0.0

1.0
58R-2, 0-1 1339.60 1.4 0.1 0.8 455 0.1 55
59R-2, 0-1 1345.60 0.1 0.1 0.2 447 0.3 199
59R-6, 0-1 1351.62 0.4 0.1 0.1 441 0.4 23
60R-2, 0-1 1355.20 0.6 0.1 0.2 440 0.3 29
60R-4, 0-1 1358.10 0.7 0.1 0.2 442 0.3 22
61R-2, 0-1 1364.70 0.5 0.0 0.1 438 0.2
61R-7, 52-53 1372.62 0.5 0.0

1.0
62R-2, 0-1 1374.40 0.5
0.0
0.0
62R-5, 0-1 1378.90 0.7 0.1 0.1 441 0.4
63R-2, 0-1 1384.00 0.4 0.0 0.1 437 0.3
63R-5, 0-1 1388.50 0.7 0.1 0.3 442 0.2
64R-2, 0-1 1393.70 0.8 0.1 0.2 448 0.2 26
64R-5, 0-1 1398.20 0.3 0.0 0.1 457 0.2 26
65R-4, 0-1 1406.30 0.8 0.0 0.2 451 0.2 25
65R-5, 0-1 1407.80 1.8 0.0 0.6 458 0.1 33
66R-2, 0-1 1412.80 0.7 0.1 0.2 445 0.4 24
66R-4, 0-1 1415.80 0.3 0.0 0.1 449 0.2 38
67R-2, 0-1 1422.40 0.5 0.0

1.0
67R-4, 0-1 1425.40 1.2 0.0 0.2 453 0.2 13
68R-2, 0-1 1432.00 0.9 0.0
456 1.0
68R-5, 0-1 1436.50 0.5 0.1 0.1 450 0.3 25
69R-4, 0-1 1444.30 0.7 0.1 0.2 447 0.3 34
69R-6, 0-1 1447.30 0.8 0.1 0.3 450 0.3 34
70R-3, 0-1 1452.50 0.3 0.1 0.3 461 0.2 99
70R-6, 0-1 1457.00 1.0 0.2 0.6 456 0.2 61
71R-3, 0-1 1462.20 0.6 0.0 0.1 452 0.3 20
71R-7, 0-1 1467.91 0.8 0.1 0.3 452 0.3 38
72R-2, 0-1 1470.40 1.1 0.1 0.8 460 0.2 72
72R-6, 0-1 1476.23 1.0 0.1 0.4 451 0.2 37
73R-3, 0-1 1481.50 2.2 0.3 3.4 455 0.1 158
73R-6, 0-1 1486.00 0.6 0.0

1.0
74R-3, 0-1 1491.10 1.2 0.1 0.6 453 0.1 54
74R-4, 0-1 1492.60 0.7 0.1 0.3 455 0.2 45
75R-2, 0-1 1499.20 0.8 0.0 0.2 460 0.2 29
75R-4, 0-1 1502.20 0.6 0.0 0.1 456 0.2 23
76R-2, 0-1 1508.80 0.8 0.1 0.2 459 0.2 29
76R-4, 0-1 1511.80 0.5 0.0 0.1 456 0.2 24
77R-2, 0-1 1518.40 0.9 0.1 0.5 461 0.1 56
77R4, 0-1 1521.40 0.7 0.1 0.3 458 0.1 44
78R-3, 0-1 1529.50 0.3 0.0 0.1 453 0.2 49
78R-5, 0-1 1532.50 0.5 0.1 0.2 457 0.3 31
79R-2, 0-1 1537.70 1.0 0.1 0.4 464 0.1 44
79R-3, 0-1 1539.20 0.3 0.1 0.1 560 0.4 34
79R-4, 131-132 1542.01 1.0 0.4 0.3 445 0.6 28
80R-2, 0-1 1547.30 0.8 0.1 0.4 455 0.1 49
80R-4, 0-1 1550.30 0.4 0.1 0.1 471 0.3 30
81R-2, 0-1 1556.90 0.9 0.1 0.4 455 0.1 51
81R-3, 139-140 1559.79 1.0 0.1 0.5 452 0.1 51
82R-1, 0-1 1565.00 0.5 0.0 0.9 471 0.0 176
83R-4, 0-1 1579.00 1.1 0.0 0.3 459 0.1 27
84R-3, 0-1 1587.20 0.9 0.0 0.2 457 0.1 26
85R-3, 0-1 1590.70 1.0 0.0 0.4 456 0.1 38
86R-3, 0-1 1597.80 0.6 0.0 0.2 457 0.2 26
87R-2, 0-1 1606.00 0.5 0.0 0.1 475 0.3 20
87R-5, 0-1 1610.58 1.2 0.1 0.3 466 0.3 24
88R-8, 97-98 1624.00 1.1 0.2 0.3 528 0.4 23
89R-2, 0-1 1625.10 1.3 0.1 0.2 457 0.2 18
89R-5, 0-1 1628.64 0.9 0.0 0.3 457 0.1 36
90R-3, 0-1 1636.27 1.3 0.1 1.1 458 0.1 89
90R-6, 0-1 1640.77 1.4 0.0 0.4 458 0.1 32
91R-2, 0-1 1644.30 1.4 0.0 0.4 453 0.1 27
91R-5, 0-1 1648.80 1.1 0.1 0.2 457 0.2 16
92R-3, 0-1 1655.50 1.5 0.1 0.6 461 0.2 38
92R-5, 0-1 1658.50 1.4 0.1 0.4 454 0.1 31
93R-2, 0-1 1663.60 1.3 0.1 0.6 457 0.2 42
93R-4, 0-1 1666.60 1.6 0.2 0.8 455 0.2 52
94R-4, 0-1 1676.15 1.7 0.2 1.0 454 0.2 61
94R-4, 31-32 1676.46 7.1 4.1 25.4 442 0.1 357
94R-5, 36-37 1677.95 5.9 2.7 18.0 441 0.1 304
94R-6, 0-1 1679.09 1.7 0.2 0.9 458 0.2 52
95R-2, 0-1 1682.56 1.7 0.1 0.5 462 0.2 29
95R-3, 0-1 1684.06 1.3 0.1 0.4 462 0.2 32
96R-2, 0-1 1692.33 1.2 0.2 0.4 534 0.4 30
96R-5, 0-1 1696.95 1.4 0.3 0.2 575 0.5 15
97R-2, 0-1 1702.00 0.1 0.2 0.1 593 0.8 71
97R-3, 0-1 1703.50 1.3 0.3 0.1 454 0.8 6
98R-3, 0-1 1713.01 0.2 0.1 0.0 475 0.8 6

Notes: TOC = total organic carbon. S1 = volatile hydrocarbons, S2 = pyrolysis hydrocarbons. PI = production index = S1/(S1+S2), HI = hydrogen index = S2/TOC x 100.