Table T4. Carbon, isotope, and biomarker data, Site U1318. (See table notes.)
| Core, section, interval (cm) |
Depth (mbsf) |
TOC (%) |
δ13C (‰) |
C23–C35 n-alkanes | Total hopanoids | α,β-hopanes | β,β-hopanes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry sed. (ng/g) |
Dry sed.* (ng/g) |
TOC (µg/g) |
Dry sed. (ng/g) |
Dry sed.* (ng/g) |
TOC (µg/g) |
Dry sed. (ng/g) |
Dry sed.* (ng/g) |
TOC (µg/g) |
Dry sed. (ng/g) |
Dry sed.* (ng/g) |
TOC (µg/g) |
||||
| 307-U1318A- | |||||||||||||||
| 1H-3, 57–69 | 3.63 | 0.25 | –24.4 | 3,598.3 | 4,419.2 | 1,439.3 | 589.9 | 724.4 | 235.9 | 261.2 | 320.8 | 104.5 | 163.0 | 200.2 | 65.2 |
| 2H-3, 57–-69 | 12.83 | 0.17 | –24.5 | 1,642.7 | 2,090.2 | 966.3 | 59.3 | 75.5 | 34.9 | 25.4 | 32.3 | 14.9 | 13.7 | 17.4 | 8.1 |
| 3H-3, 57–69 | 22.33 | 0.25 | –25.3 | 669.7 | 818.3 | 267.9 | 115.9 | 141.6 | 46.4 | 55.7 | 68.1 | 22.3 | 33.7 | 41.1 | 13.5 |
| 5H-3, 58–70 | 41.34 | 1.15 | –25.5 | 1,295.7 | 1,525.7 | 112.7 | 713.0 | 839.6 | 62.0 | 377.0 | 443.9 | 32.8 | 211.6 | 249.2 | 18.4 |
| 7H-3, 63–75 | 60.39 | 0.97 | –25.8 | 1,844.5 | 2,274.6 | 190.2 | 843.7 | 1,040.5 | 87.0 | 447.6 | 551.9 | 46.1 | 248.2 | 306.1 | 25.6 |
| 9H-3, 53–65 | 79.29 | 0.27 | –24.8 | 720.5 | 888.5 | 266.9 | 91.3 | 112.5 | 33.8 | 36.6 | 45.1 | 13.6 | 24.6 | 30.3 | 9.1 |
| 11H-3, 78–90 | 98.54 | 0.27 | –22.3 | 48.6 | 123.8 | 18.0 | 39.8 | 101.4 | 14.8 | 12.1 | 30.8 | 4.5 | 13.6 | 34.5 | 5.0 |
| 13H-3, 58–70 | 117.34 | 0.36 | –22.5 | 63.7 | 113.1 | 17.7 | 41.8 | 83.5 | 11.6 | 13.0 | 26.0 | 3.6 | 10.2 | 20.4 | 2.8 |
| 307-U1318B- | |||||||||||||||
| 17X-4, 23–35 | 152.49 | 0.70 | –22.9 | 207.0 | 257.4 | 29.6 | 165.1 | 205.2 | 23.6 | 74.9 | 93.1 | 10.7 | 43.3 | 53.8 | 6.2 |
| 18X-3, 68–80 | 161.04 | 0.56 | –23.2 | 206.9 | 259.1 | 36.9 | 154.6 | 193.7 | 27.6 | 61.1 | 76.5 | 10.9 | 38.3 | 47.9 | 6.8 |
| 24X-5, 115–127 | 221.91 | 0.50 | –22.8 | 105.5 | 150.7 | 21.1 | 207.7 | 296.7 | 41.5 | 45.1 | 64.4 | 9.0 | 14.6 | 20.9 | 2.9 |
| 27X-2, 115–127 | 237.66 | 0.51 | –22.7 | 170.1 | 244.7 | 33.4 | 175.9 | 253.0 | 34.5 | 58.4 | 84.0 | 11.5 | 40.6 | 58.4 | 8.0 |
Notes: TOC = total organic carbon. Dry sed. = dry sediment, * = carbonate-free basis (corrected for carbonate content).
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