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Table T15. Source rock analyzer pyrolysis evaluation of organic matter in sediments, Site U1353. (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-U1353B-
1H-2, 67 2.17 0.23 1.03 1.92 415.7 1.51 68.2 127.2 0.105 18.3
1H-5, 26 6.26 0.20 0.88 1.99 419.9 1.31 67.2 151.9 0.090 18.5
2H-1, 20 8.20 0.18 0.81 1.93 420.6 1.42 57.0 135.9 0.082 18.2
2H-2, 141 10.91 0.11 0.50 0.93 419.0 1.11 45.0 83.8 0.051 18.0
3H-1, 79 17.79 0.06 0.23 0.09 417.3 0.60 38.3 15.0 0.024 20.7
4H-1, 92 26.92 0.08 0.35 0.66 415.1 0.84 41.7 78.6 0.036 18.6
5H-1, 72 28.42 0.03 0.11 ND ND 0.66 16.7 ND 0.017 21.4
6H-3, 145 39.65 0.06 0.26 0.23 413.3 0.65 40.0 35.4 0.027 18.8
6H-4, 70 40.40 0.09 ND 0.50 ND ND 54.2 52.1 ND ND
7H-4, 89 48.59 0.05 0.20 0.10 412.8 0.89 22.5 11.2 0.021 20.0
8H-2, 88 51.28 0.06 0.20 ND 402.5 0.57 35.1 ND 0.022 23.1
9H-1, 75 57.55 0.20 1.23 3.81 421.2 1.61 76.4 236.6 0.119 14.0
9H-4, 13 61.43 0.07 0.28 0.35 409.9 0.82 34.1 42.7 0.029 20.0
10H-4, 96 67.46 0.07 0.31 0.35 406.1 0.84 36.9 41.7 0.032 18.4
11H-3, 53 71.13 0.11 0.58 1.60 415.9 1.02 56.9 156.9 0.057 15.9
11H-4, 72 72.82 0.11 0.58 1.78 418.4 1.06 54.7 167.9 0.057 15.9
12H-3, 2 75.20 0.06 0.28 0.56 415.5 0.81 34.6 69.1 0.028 17.7
12H-3, 123 76.41 0.05 0.23 ND 421.8 0.63 36.5 ND 0.023 17.9
18X-1, 73 107.33 0.03 0.12 ND ND 0.55 21.8 ND 0.013 20.0
18X-1, 105 107.65 0.04 0.14 ND 399.7 0.55 25.5 ND 0.015 22.2
19H-2, 72 112.75 0.04 0.15 ND 409.7 0.67 22.4 ND 0.016 21.1
19H-3, 132 114.50 0.05 0.18 ND 413.4 0.79 22.8 ND 0.019 21.7
20H-1, 82 118.02 0.04 0.14 ND 407.7 0.49 28.6 ND 0.015 22.2
23H-3, 131 134.51 0.04 0.14 ND ND 0.57 24.6 ND 0.015 22.2
24H-3, 7 137.43 0.07 0.26 0.20 411.7 0.47 55.3 42.6 0.027 21.2
25H-2, 54 142.24 0.08 0.35 0.54 403.6 0.82 42.7 65.9 0.036 18.6
26H-2, 78 144.68 0.04 0.14 0.06 417.5 0.62 22.6 9.7 0.015 22.2
27H-1, 37 147.77 0.04 0.11 0.18 390.4 0.54 20.4 33.3 0.013 26.7
28H-2, 13 151.03 0.05 0.14 0.52 394.6 0.34 41.2 152.9 0.016 26.3
28H-3, 48 152.68 0.03 0.09 ND ND 0.36 25.0 ND 0.010 25.0
29H-1, 81 153.81 0.04 0.12 ND ND 0.33 36.4 ND 0.013 25.0
33H-1, 39 173.99 0.03 0.11 ND ND 0.38 28.9 ND 0.012 21.4
34H-1, 126 178.26 0.04 0.13 0.07 417.5 0.54 24.1 13.0 0.014 23.5
37H-2, 14 188.47 0.03 0.09 ND ND 0.52 17.3 ND 0.010 25.0
39H-1, 53 193.53 0.03 0.08 ND ND 0.27 29.6 ND 0.009 27.3
39H-1, 72 193.72 0.04 0.12 ND ND 0.42 28.6 ND 0.013 25.0
40H-2, 102 198.95 0.11 0.38 ND ND 0.40 95.0 ND 0.041 22.5
41H-1, 80 202.20 ND 0.45 1.32 410.5 0.69 65.2 191.3 ND ND
45H-1, 96 217.06 0.10 0.32 ND ND 0.41 78.0 ND 0.035 23.8
46H-2, 28 221.34 0.07 0.22 0.03 402.7 0.53 41.5 5.7 0.024 24.1
47H-1, 24 226.04 0.04 0.10 ND 404.1 0.42 23.8 ND 0.012 28.6
48H-1, 49 229.29 0.07 0.26 ND ND 0.38 68.4 ND 0.027 21.2
52H-2, 7 244.47 ND ND ND ND ND ND ND ND ND
53H-1, 59 245.69 0.04 0.12 ND 405.0 0.37 32.4 ND 0.013 25.0
55H-2, 99 249.63 0.08 0.30 ND 406.4 0.42 71.4 ND 0.032 21.1
56H-1, 93 251.13 0.04 0.11 ND ND 0.65 16.9 ND 0.013 26.7
56H-1, 136 251.56 0.07 0.22 0.02 413.7 0.38 57.9 5.3 0.024 24.1
57H-1, 58 252.18 0.08 0.29 0.04 411.9 0.30 96.7 13.3 0.031 21.6
58H-1, 59 254.19 0.08 0.28 ND 395.6 0.22 127.3 ND 0.030 22.2
58H-1, 86 254.46 0.09 0.33 ND 413.3 1.27 26.0 ND 0.035 21.4
59H-1, 11 255.01 0.09 0.34 ND 420.0 0.55 61.8 ND 0.036 20.9
60H-1, 124 257.34 0.09 0.31 ND 394.2 0.50 62.0 ND 0.033 22.5
61X-CC, 25 257.95 0.11 0.33 ND 402.2 0.55 60.0 ND 0.037 25.0
62X-CC, 17 263.37 0.09 0.31 ND ND 0.37 83.8 ND 0.033 22.5
63X-1, 59 270.19 0.09 0.33 ND 419.5 0.51 64.7 ND 0.035 21.4
63X-CC, 10 270.55 0.05 0.11 ND ND 0.38 28.9 ND 0.013 31.3
64X-1, 41 279.61 0.05 0.15 ND 392.7 0.38 39.5 ND 0.013 31.3
65X-1, 84 289.64 0.07 0.22 ND 408.2 0.41 53.7 ND 0.017 25.0
66X-1, 81 299.21 0.07 0.22 ND 408.2 0.41 53.7 ND 0.024 24.1
66X-1, 103 299.43 0.06 0.20 ND 420.5 0.38 52.6 ND 0.022 23.1
67X-CC, 9 308.09 0.04 0.14 ND 407.4 0.60 23.3 ND 0.013 25.0
68X-1, 65 318.25 0.05 0.19 ND 414.8 0.88 21.6 ND 0.013 25.0
68X-CC, 26 318.90 0.06 0.18 ND 419.1 0.36 50.0 ND 0.020 25.0
69X-1, 28 327.48 0.06 0.18 ND 395.3 0.34 52.9 ND 0.020 25.0
70X-CC, 15 336.95 0.05 0.14 ND 402.0 0.25 56.0 ND 0.016 26.3
71X-1, 39 346.39 0.06 0.18 ND ND 0.41 43.9 ND 0.020 25.0
72X-CC, 25 355.85 0.03 0.11 0.25 412.9 0.45 24.4 55.6 0.012 21.4
73X-1, 47 365.67 0.05 0.13 ND 382.8 0.26 50.0 ND 0.015 27.8
75X-1, 43 384.83 0.05 0.14 ND 396.1 0.36 38.9 ND 0.016 26.3
75X-1, 61 385.01 0.04 0.12 ND 383.9 0.33 36.4 ND 0.013 25.0
78X-1, 35 413.55 0.04 0.15 ND 403.9 0.36 41.7 ND 0.013 25.0
78X-1, 50 413.70 0.06 0.17 ND 408.9 0.28 60.7 ND 0.019 26.1
86X-CC, 11 490.01 0.04 0.10 ND 408.2 0.42 23.8 ND 0.012 28.6
88X-1, 49 510.09 0.03 0.07 ND 407.8 0.28 25.0 ND 0.008 30.0
90X-CC, 12 528.66 0.04 0.09 ND 406.1 0.29 31.0 ND 0.011 30.8
91X-CC, 13 537.63 0.03 0.08 ND 401.3 0.33 24.2 ND 0.009 27.3
92X-CC, 0 547.10 0.02 0.08 ND 422.0 0.20 40.0 ND 0.008 20.0
93X-1, 22 556.82 0.03 0.09 ND 404.0 0.30 30.0 ND 0.010 25.0
94X-CC, 17 566.37 0.02 0.04 ND 369.5 0.20 20.0 ND 0.005 33.3
95X-1, 48 576.28 0.05 0.10 ND 398.2 0.27 37.0 ND 0.013 33.3
96X-1, 17 585.57 0.04 0.08 ND 396.5 0.19 42.1 ND 0.010 33.3
97X-CC, 13 595.13 0.04 0.10 ND 397.2 0.31 32.3 ND 0.012 28.6

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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