Table T18. Source rock analyzer pyrolysis evaluation of organic matter in sediments, Site U1351. (See table notes.)
Core, section, interval (cm) |
Depth CSF-A (m) |
S1 (mg HC/g rock) |
S2 (mg HC/g rock) |
S3 (mg CO2/g rock) |
Tmax (°C) |
TOCSRA (wt%) |
Hydrogen index (mg S2/g TOC) |
Oxygen index (mg S3/g TOC) |
Pyrolysis carbon |
Production index |
---|---|---|---|---|---|---|---|---|---|---|
317-U1351A- | ||||||||||
1H-1, 11 | 0.11 | 0.27 | 1.13 | 1.25 | 429.7 | 1.31 | 86.3 | 95.4 | 0.116 | 19.3 |
1H-1, 25 | 0.25 | 0.22 | 1.01 | 1.16 | 422.0 | 1.37 | 73.7 | 84.7 | 0.102 | 17.9 |
1H-2, 43 | 1.92 | 0.22 | 1.05 | 1.19 | 422.5 | 1.35 | 77.8 | 88.1 | 0.105 | 17.3 |
2H-3, 98 | 6.68 | 0.05 | 0.20 | 0.23 | 416.4 | 0.83 | 24.1 | 27.7 | 0.021 | 20.0 |
2H-4, 50 | 7.70 | 0.05 | 0.21 | 0.29 | 419.4 | 1.07 | 19.6 | 27.1 | 0.022 | 19.2 |
3H-2, 77 | 14.47 | 0.10 | 0.52 | 0.71 | 421.1 | 1.05 | 49.5 | 67.6 | 0.051 | 16.1 |
3H-4, 56 | 17.26 | 0.03 | 0.12 | 0.09 | 426.5 | 0.62 | 19.4 | 14.5 | 0.012 | 20.0 |
4H-2, 127 | 20.97 | 0.04 | 0.15 | 0.25 | 401.6 | 1.00 | 15.0 | 25.0 | 0.016 | 21.1 |
4H-3, 76 | 21.96 | 0.10 | 0.57 | 0.94 | 423.1 | 1.42 | 40.1 | 66.2 | 0.056 | 14.9 |
5H-2, 34 | 26.94 | 0.07 | 0.35 | 0.69 | 413.7 | 1.01 | 34.7 | 68.3 | 0.035 | 16.7 |
5H-2, 54 | 27.14 | 0.06 | 0.36 | 0.69 | 425.7 | 0.98 | 36.7 | 70.4 | 0.035 | 14.3 |
6H-1, 35 | 27.85 | 0.01 | 0.06 | 0.04 | 419.9 | 0.65 | 9.2 | 6.2 | 0.006 | 14.3 |
317-U1351B- | ||||||||||
1H-1, 50 | 0.50 | 0.27 | 1.50 | 1.53 | 420.4 | 1.20 | 125.0 | 127.5 | 0.147 | 15.3 |
1H-1, 78 | 0.78 | 0.23 | 1.13 | 1.19 | 412.5 | 1.35 | 83.7 | 88.1 | 0.113 | 16.9 |
1H-5, 41 | 6.41 | 0.06 | 0.22 | 0.35 | 403.3 | 0.72 | 30.6 | 48.6 | 0.023 | 21.4 |
2H-4, 69 | 12.99 | 0.00 | 0.01 | 0.70 | ND | 0.84 | 1.2 | 83.3 | 0.001 | 0.0 |
2H-4, 101 | 13.31 | 0.12 | 0.71 | 0.76 | 419.5 | 1.30 | 54.6 | 58.5 | 0.069 | 14.5 |
3H-2, 101 | 19.22 | 0.03 | 0.10 | 0.32 | 411.4 | 0.94 | 10.6 | 34.0 | 0.011 | 23.1 |
3H-4, 88 | 22.08 | 0.03 | 0.14 | 0.17 | 403.3 | 0.61 | 23.0 | 27.9 | 0.014 | 17.6 |
4H-1, 40 | 22.50 | 0.04 | 0.15 | 0.24 | 412.3 | 0.72 | 20.8 | 33.3 | 0.016 | 21.1 |
4H-3, 75 | 25.85 | 0.10 | 0.74 | 0.78 | 422.9 | 1.00 | 74.0 | 78.0 | 0.070 | 11.9 |
4H-4, 101 | 27.61 | 0.06 | 0.37 | 0.73 | 421.2 | 0.58 | 63.8 | 125.9 | 0.036 | 14.0 |
5H-2, 26 | 29.79 | 0.01 | 0.04 | 0.06 | ND | 0.38 | 10.5 | 15.8 | 0.004 | 20.0 |
5H-3, 26 | 31.23 | 0.07 | 0.43 | 0.85 | 423.3 | 0.66 | 65.2 | 128.8 | 0.042 | 14.0 |
6H-1, 128 | 33.48 | 0.02 | 0.05 | 0.12 | 418.9 | 0.28 | 17.9 | 42.9 | 0.006 | 28.6 |
6H-4, 99 | 37.69 | 0.05 | 0.22 | 0.41 | 414.9 | 0.68 | 32.4 | 60.3 | 0.022 | 18.5 |
7H-3, 112 | 43.32 | 0.09 | 0.52 | 0.67 | 411.1 | 0.88 | 59.1 | 76.1 | 0.051 | 14.8 |
7H-4, 68 | 44.38 | 0.08 | 0.48 | 0.63 | 417.9 | 0.75 | 64.0 | 84.0 | 0.046 | 14.3 |
8H-3, 81 | 51.51 | 0.19 | 1.59 | 1.25 | 417.7 | 1.43 | 111.2 | 87.4 | 0.148 | 10.7 |
8H-4, 81 | 53.01 | 0.03 | 0.15 | 0.41 | 418.0 | 0.56 | 26.8 | 73.2 | 0.015 | 16.7 |
9H-2, 81 | 59.51 | 0.05 | 0.26 | 0.38 | 422.3 | 0.91 | 28.6 | 41.8 | 0.026 | 16.1 |
9H-6, 100 | 65.70 | 0.07 | 0.38 | 0.43 | 418.5 | 1.11 | 34.2 | 38.7 | 0.037 | 15.6 |
11H-2, 78 | 71.98 | 0.11 | 0.63 | 0.49 | 416.6 | 1.18 | 53.4 | 41.5 | 0.061 | 14.9 |
11H-3, 5 | 72.75 | 0.05 | 0.22 | 0.20 | 417.6 | 1.28 | 17.2 | 15.6 | 0.022 | 18.5 |
13H-2, 11 | 86.29 | 0.04 | 0.13 | 0.07 | ND | 0.52 | 25.0 | 13.5 | 0.014 | 23.5 |
13H-3, 108 | 88.76 | 0.01 | 0.05 | 0.03 | ND | 0.46 | 10.9 | 6.5 | 0.005 | 16.7 |
14X-1, 89 | 95.59 | 0.02 | 0.10 | 0.23 | 417.0 | 0.26 | 38.5 | 88.5 | 0.010 | 16.7 |
14X-2, 10 | 96.30 | 0.03 | 0.11 | 0.12 | 417.8 | 0.54 | 20.4 | 22.2 | 0.012 | 21.4 |
16X-3, 64 | 116.54 | 0.05 | 0.21 | 0.50 | 399.8 | 0.52 | 40.4 | 96.2 | 0.022 | 19.2 |
16X-4, 107 | 118.46 | 0.00 | 0.02 | 0.43 | ND | 0.68 | 2.9 | 63.2 | 0.002 | 0.0 |
18X-1, 25 | 132.25 | 0.00 | 0.01 | 0.24 | ND | 0.44 | 2.3 | 54.5 | 0.001 | 0.0 |
18X-1, 110 | 133.10 | 0.05 | 0.23 | 0.46 | 408.4 | 0.61 | 37.7 | 75.4 | 0.023 | 17.9 |
19X-1, 51 | 142.11 | 0.04 | 0.20 | 0.49 | 404.5 | 0.65 | 30.8 | 75.4 | 0.020 | 16.7 |
19X-2, 77 | 143.87 | 0.02 | 0.10 | ND | 405.6 | 0.43 | 23.3 | ND | 0.010 | 16.7 |
19X-3, 71 | 145.31 | 0.05 | 0.20 | 0.25 | 400.0 | 0.54 | 37.0 | 46.3 | 0.021 | 20.0 |
20X-2, 85 | 153.55 | 0.03 | 0.10 | 0.03 | ND | 0.38 | 26.3 | 7.9 | 0.011 | 23.1 |
21X-2, 71 | 163.01 | 0.02 | 0.10 | 0.12 | 421.3 | 0.57 | 17.5 | 21.1 | 0.010 | 16.7 |
21X-CC, 7 | 168.17 | 0.11 | 0.56 | 0.64 | 412.9 | 0.95 | 58.9 | 67.4 | 0.056 | 16.4 |
22X-2, 13 | 172.03 | 0.12 | 0.59 | 0.70 | 421.1 | 1.36 | 43.4 | 51.5 | 0.059 | 16.9 |
25X-1, 61 | 199.81 | 0.06 | 0.12 | 0.05 | ND | 0.78 | 15.4 | 6.4 | 0.015 | 33.3 |
25X-2, 53 | 201.23 | 0.13 | 0.39 | 0.58 | 407.0 | 1.01 | 38.6 | 57.4 | 0.043 | 25.0 |
27X-2, 76 | 220.66 | 0.05 | 0.17 | 0.23 | 398.1 | 1.07 | 15.9 | 21.5 | 0.018 | 22.7 |
27X-5, 72 | 225.12 | 0.05 | 0.14 | 0.09 | 416.2 | 0.86 | 16.3 | 10.5 | 0.016 | 26.3 |
28X-1, 9 | 228.09 | 0.03 | 0.10 | 0.06 | 432.7 | 0.59 | 16.9 | 10.2 | 0.011 | 23.1 |
28X-5, 52 | 234.52 | 0.05 | 0.09 | 0.18 | ND | 0.74 | 12.2 | 24.3 | 0.012 | 35.7 |
28X-6, 12 | 235.32 | 0.05 | 0.16 | 0.16 | 408.3 | 0.78 | 20.5 | 20.5 | 0.017 | 23.8 |
29X-2, 101 | 240.01 | 0.11 | 0.52 | 0.39 | 416.3 | 1.14 | 45.6 | 34.2 | 0.052 | 17.5 |
29X-2, 139 | 240.39 | 0.04 | 0.17 | 0.19 | 411.0 | 0.79 | 21.5 | 24.1 | 0.017 | 19.0 |
30X-3, 69 | 250.79 | 0.09 | 0.35 | 0.81 | 412.0 | 0.60 | 58.3 | 135.0 | 0.037 | 20.5 |
30X-6, 37 | 254.57 | 0.03 | 0.14 | 0.11 | 401.1 | 0.60 | 23.3 | 18.3 | 0.014 | 17.6 |
31X-3, 108 | 260.78 | 0.03 | 0.12 | 0.09 | 420.9 | 0.84 | 14.3 | 10.7 | 0.012 | 20.0 |
31X-4, 67 | 261.87 | 0.03 | 0.09 | 0.22 | 423.4 | 1.46 | 6.2 | 15.1 | 0.010 | 25.0 |
32X-1, 69 | 266.99 | 0.07 | 0.21 | 0.29 | 415.4 | 0.76 | 27.6 | 38.2 | 0.023 | 25.0 |
32X-1, 71 | 268.51 | 0.10 | 0.35 | 0.41 | 407.4 | 1.15 | 30.4 | 35.7 | 0.037 | 22.2 |
33X-2, 36 | 277.76 | 0.05 | 0.15 | 0.28 | 396.7 | 0.87 | 17.2 | 32.2 | 0.017 | 25.0 |
34X-1, 51 | 286.01 | 0.05 | 0.10 | 0.18 | ND | 0.59 | 16.9 | 30.5 | 0.012 | 33.3 |
36X-2, 37 | 306.57 | 0.05 | 0.15 | 0.37 | 396.5 | 1.07 | 14.0 | 34.6 | 0.017 | 25.0 |
36X-4, 37 | 309.07 | 0.07 | 0.22 | 0.20 | 417.8 | 0.71 | 31.0 | 28.2 | 0.024 | 24.1 |
37X-1, 73 | 314.63 | 0.09 | 0.41 | 0.36 | 409.5 | 1.01 | 40.6 | 35.6 | 0.042 | 18.0 |
39X-1, 76 | 333.86 | 0.05 | 0.18 | 0.28 | 392.3 | 1.36 | 13.2 | 20.6 | 0.019 | 21.7 |
39X-3, 76 | 336.86 | 0.05 | 0.19 | 0.25 | 407.6 | 0.71 | 26.8 | 35.2 | 0.020 | 20.8 |
40X-1, 76 | 343.46 | 0.04 | 0.17 | 0.24 | 414.0 | 1.09 | 15.6 | 22.0 | 0.017 | 19.0 |
40X-CC, 7 | 345.41 | 0.05 | 0.17 | 0.15 | 413.9 | 0.68 | 25.0 | 22.1 | 0.018 | 22.7 |
41X-1, 76 | 353.06 | 0.06 | 0.18 | 0.24 | 401.2 | 0.49 | 36.7 | 49.0 | 0.020 | 25.0 |
43X-1, 17 | 371.67 | 0.07 | 0.26 | 0.28 | 415.2 | 1.08 | 24.1 | 25.9 | 0.027 | 21.2 |
44X-1, 55 | 381.65 | 0.05 | 0.12 | 0.21 | 407.5 | 0.66 | 18.2 | 31.8 | 0.014 | 29.4 |
44X-CC, 13 | 382.54 | 0.11 | 0.36 | 0.22 | 407.7 | 0.62 | 58.1 | 35.5 | 0.039 | 23.4 |
45X-1, 61 | 391.31 | 0.09 | 0.41 | 0.43 | 411.1 | 0.70 | 58.6 | 61.4 | 0.042 | 18.0 |
45X-1, 136 | 392.06 | 0.04 | 0.12 | 0.13 | 411.0 | 1.02 | 11.8 | 12.7 | 0.013 | 25.0 |
47X-1, 59 | 410.39 | 0.06 | 0.19 | 0.20 | 399.3 | 0.62 | 30.6 | 32.3 | 0.021 | 24.0 |
48X-1, 111 | 420.51 | 0.06 | 0.24 | 0.22 | 421.8 | 0.62 | 38.7 | 35.5 | 0.025 | 20.0 |
59H-1, 106 | 509.46 | 0.04 | 0.15 | 0.18 | 414.1 | 0.73 | 20.5 | 24.7 | 0.016 | 21.1 |
61X-1, 28 | 524.78 | 0.04 | 0.15 | 0.08 | 419.1 | 0.60 | 25.0 | 13.3 | 0.016 | 21.1 |
63X-CC, 8 | 543.88 | 0.04 | 0.09 | 0.30 | ND | 0.87 | 10.3 | 34.5 | 0.011 | 30.8 |
64X-1, 5 | 553.45 | 0.05 | 0.12 | 0.27 | ND | 0.70 | 17.1 | 38.6 | 0.014 | 29.4 |
64X-1, 28 | 553.68 | 0.04 | 0.16 | 0.27 | 412.2 | 1.24 | 12.9 | 21.8 | 0.017 | 20.0 |
67X-CC, 8 | 572.68 | 0.04 | 0.17 | 0.17 | 421.4 | 1.04 | 16.3 | 16.3 | 0.017 | 19.0 |
67X-CC, 17 | 572.77 | 0.04 | 0.17 | 0.17 | 418.4 | 0.72 | 23.6 | 23.6 | 0.017 | 19.0 |
70X-2, 10 | 602.90 | 0.06 | 0.14 | 0.16 | ND | 1.17 | 12.0 | 13.7 | 0.017 | 30.0 |
70X-2, 37 | 603.17 | 0.04 | 0.27 | 0.25 | 409.4 | 1.01 | 26.7 | 24.8 | 0.026 | 12.9 |
72X-1, 101 | 621.61 | 0.10 | 0.61 | 0.50 | 422.0 | 1.14 | 53.5 | 43.9 | 0.059 | 14.1 |
72X-2, 52 | 622.62 | 0.08 | 0.60 | 0.32 | 419.6 | 1.55 | 38.7 | 20.6 | 0.056 | 11.8 |
73X-1, 49 | 630.69 | 0.07 | 0.39 | 0.44 | 417.6 | 0.89 | 43.8 | 49.4 | 0.038 | 15.2 |
73X-1, 87 | 631.07 | 0.08 | 0.43 | 0.51 | 424.2 | 1.31 | 32.8 | 38.9 | 0.042 | 15.7 |
76X-CC, 41 | 659.41 | 0.04 | 0.18 | 0.19 | 412.7 | 0.97 | 18.6 | 19.6 | 0.018 | 18.2 |
77X-1, 6 | 668.66 | 0.06 | 0.21 | 0.20 | 421.5 | 0.93 | 22.6 | 21.5 | 0.022 | 22.2 |
77X-1, 52 | 669.12 | 0.06 | 0.21 | 0.20 | 421.5 | 0.93 | 22.6 | 21.5 | 0.022 | 22.2 |
88X-2, 19 | 756.59 | 0.05 | 0.18 | 0.09 | 408.0 | 0.59 | 30.5 | 15.3 | 0.019 | 21.7 |
89X-1, 101 | 765.51 | 0.07 | 0.35 | 0.26 | 420.5 | 0.94 | 37.2 | 27.7 | 0.035 | 16.7 |
89X-2, 50 | 766.50 | 0.05 | 0.23 | 0.25 | 423.3 | 0.81 | 28.4 | 30.9 | 0.023 | 17.9 |
90X-2, 101 | 776.61 | 0.07 | 0.31 | 0.23 | 415.6 | 0.90 | 34.4 | 25.6 | 0.032 | 18.4 |
90X-3, 63 | 777.73 | 0.06 | 0.38 | 0.34 | 402.2 | 1.15 | 33.0 | 29.6 | 0.037 | 13.6 |
92X-1, 100 | 794.30 | 0.06 | 0.44 | 0.28 | 418.5 | 1.09 | 40.4 | 25.7 | 0.042 | 12.0 |
92X-2, 103 | 795.83 | 0.07 | 0.51 | 0.46 | 426.2 | 1.27 | 40.2 | 36.2 | 0.048 | 12.1 |
93X-1, 37 | 803.37 | 0.06 | 0.26 | 0.26 | 424.5 | 0.66 | 39.4 | 39.4 | 0.027 | 18.8 |
93X-4, 80 | 808.30 | 0.11 | 0.44 | 0.32 | 413.7 | 0.90 | 48.9 | 35.6 | 0.046 | 20.0 |
94X-4, 72 | 817.82 | 0.08 | 0.56 | 0.40 | 422.7 | 1.27 | 44.1 | 31.5 | 0.053 | 12.5 |
95X-CC, 10 | 822.40 | 0.07 | 0.39 | 0.38 | 427.1 | 1.06 | 36.8 | 35.8 | 0.038 | 15.2 |
97X-1, 96 | 842.36 | 0.06 | 0.44 | 0.37 | 424.9 | 1.02 | 43.1 | 36.3 | 0.042 | 12.0 |
97X-4, 22 | 845.72 | 0.08 | 0.41 | 0.34 | 416.4 | 0.95 | 43.2 | 35.8 | 0.041 | 16.3 |
98X-1, 23 | 851.23 | 0.11 | 0.26 | 0.28 | 423.9 | 0.96 | 27.1 | 29.2 | 0.031 | 29.7 |
99X-1, 15 | 860.85 | 0.06 | 0.21 | 0.23 | 419.1 | 0.73 | 28.8 | 31.5 | 0.022 | 22.2 |
100X-1, 132 | 871.62 | 0.07 | 0.19 | 0.24 | 403.0 | 0.59 | 32.2 | 40.7 | 0.022 | 26.9 |
101X-1, 103 | 880.93 | 0.29 | 0.20 | 0.34 | 408.7 | 0.76 | 26.3 | 44.7 | 0.041 | 59.2 |
103X-1, 84 | 900.04 | 0.05 | 0.19 | 0.25 | 415.7 | 0.87 | 21.8 | 28.7 | 0.020 | 20.8 |
104X-1, 17 | 908.97 | 0.06 | 0.27 | 0.47 | 412.8 | 0.68 | 39.7 | 69.1 | 0.027 | 18.2 |
106X-1, 141 | 929.41 | 0.07 | 0.32 | 0.33 | 400.1 | 0.78 | 41.0 | 42.3 | 0.032 | 17.9 |
106X-3, 40 | 931.40 | 0.10 | 0.55 | 0.49 | 410.3 | 1.08 | 50.9 | 45.4 | 0.054 | 15.4 |
107X-1, 10 | 937.70 | 0.07 | 0.25 | 0.39 | 417.8 | 0.80 | 31.2 | 48.8 | 0.027 | 21.9 |
107X-1, 13 | 937.73 | 0.08 | 0.22 | 0.25 | 417.0 | 0.70 | 31.4 | 35.7 | 0.025 | 26.7 |
109X-2, 75 | 959.05 | 0.08 | 0.27 | 0.33 | 410.0 | 0.57 | 47.4 | 57.9 | 0.029 | 22.9 |
109X-3, 124 | 961.04 | 0.13 | 0.34 | 0.31 | 418.2 | 1.10 | 30.9 | 28.2 | 0.039 | 27.7 |
111X-1, 31 | 976.21 | 0.07 | 0.41 | 0.35 | 418.8 | 1.04 | 39.4 | 33.7 | 0.040 | 14.6 |
111X-1, 35 | 976.25 | 0.05 | 0.23 | 0.40 | 416.5 | 0.90 | 25.6 | 44.4 | 0.023 | 17.9 |
112X-3, 68 | 989.18 | 0.07 | 0.32 | 0.29 | 403.3 | 0.91 | 35.2 | 31.9 | 0.032 | 17.9 |
113X-2, 114 | 997.74 | 0.07 | 0.32 | 0.25 | 417.5 | 1.01 | 31.7 | 24.8 | 0.032 | 17.9 |
115X-CC, 3 | 1014.33 | 0.07 | 0.27 | 0.23 | 417.4 | 0.71 | 38.0 | 32.4 | 0.028 | 20.6 |
Notes: Tmax is the pyrolysis temperature at which the evolution rate of S2 is at a maximum. TOCSRA = total organic carbon from source rock analyzer pyrolysis. Pyrolysis carbon = [0.83 × (S1 + S2)/10], production index = [S1/(S1 + S2)] × 100. ND = not determined.
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