Hole, core, section, |
Depth
(mbsf) |
TC
(wt%) |
IC
(wt%) |
CaCO3
(wt%) |
TOC
(wt%) |
N
(wt%) |
C/N
(atomic) |
---|---|---|---|---|---|---|---|
207- |
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Unit I (nannofossil ooze): |
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|
|
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|||
1257A-1H-1,42–43 | 0.42 |
|
1.47 | 12.2 |
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|
|
Unit II (foraminifer- and silica-bearing nannofossil chalk): |
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|
|
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|||
1257A-1H-2, 48–49 | 1.98 | 10.00 | 9.90 | 82.5 | 0.10 | 0.02 | 5.8 |
1257A-2H-1, 45–46 | 3.05 |
|
9.05 | 75.4 |
|
|
|
1257A-2H-3, 45–46 | 6.05 | 8.75 | 8.76 | 73.0 |
|
0.09 |
|
1257A-2H-5, 45–46 | 9.05 |
|
7.04 | 58.6 |
|
|
|
1257A-3H-1, 60–61 | 12.70 |
|
7.78 | 64.8 |
|
|
|
1257A-3H-3, 58–59 | 15.68 | 8.57 | 8.54 | 71.1 | 0.03 | 0.03 | 1.3 |
1257A-3H-5, 60–61 | 18.70 |
|
7.96 | 66.3 |
|
|
|
1257A-4H-1, 90–91 | 22.50 |
|
8.58 | 71.5 |
|
|
|
1257A-4H-2, 17–18 | 23.27 | 9.72 | 9.71 | 80.9 | 0.01 | 0.02 | 0.6 |
1257A-4H-6, 80–81 | 29.70 |
|
7.18 | 59.8 |
|
|
|
1257A-5H-1, 35–36 | 31.45 |
|
7.81 | 65.1 |
|
|
|
1257A-5H-3, 35–36 | 34.45 | 7.36 | 7.25 | 60.4 | 0.11 | 0.03 | 4.8 |
1257A-5H-5, 35–36 | 37.45 |
|
6.69 | 55.7 |
|
|
|
1257B-1R-1, 76–78 | 40.76 |
|
7.50 | 62.5 |
|
|
|
1257A-6X-1, 19–20 | 40.79 |
|
8.04 | 67.0 |
|
|
|
1257B-1R-2, 35–36 | 41.85 | 8.73 | 8.60 | 71.6 | 0.13 |
|
|
1257B-1R-3, 74–75 | 43.74 |
|
9.12 | 76.0 |
|
|
|
1257A-6X-3, 19–20 | 43.79 | 9.02 | 9.00 | 75.0 | 0.02 | 0.03 | 0.8 |
1257B-2R-1, 30–31 | 45.10 |
|
8.71 | 72.5 |
|
|
|
1257A-7X-1, 79–80 | 45.69 |
|
9.33 | 77.7 |
|
|
|
1257B-2R-2, 27–28 | 46.57 | 8.71 | 8.70 | 72.4 | 0.01 |
|
|
1257A-6X-CC, 18–19 | 46.73 |
|
8.45 | 70.4 |
|
|
|
1257A-7X-2, 108–109 | 47.48 |
|
8.31 | 69.2 |
|
|
|
1257B-2R-3, 129–130 | 49.09 |
|
8.51 | 70.9 |
|
|
|
1257B-3R-2, 51–52 | 51.81 | 9.15 | 9.05 | 75.4 | 0.10 |
|
|
1257A-7X-5, 142–143 | 52.32 | 9.31 | 9.29 | 77.4 | 0.02 | 0.03 | 0.9 |
1257A-8X-1, 112–113 | 55.22 |
|
8.27 | 68.9 |
|
|
|
1257A-8X-3, 92–93 | 58.02 | 8.07 | 8.01 | 66.7 | 0.06 | 0.03 | 2.7 |
1257B-4R-1, 93–94 | 60.33 |
|
8.24 | 68.7 |
|
|
|
1257A-8X-5, 62–63 | 60.72 |
|
5.43 | 45.2 |
|
|
|
1257B-4R-3, 57–58 | 62.96 |
|
8.95 | 74.6 |
|
|
|
1257B-4R-4, 102–107 | 64.91 | 6.30 | 6.27 | 52.2 | 0.03 |
|
|
1257B-4R-5, 33–34 | 65.72 |
|
5.93 | 49.4 |
|
|
|
1257A-9X-4, 69–70 | 68.89 | 9.83 | 9.81 | 81.7 | 0.02 | 0.01 | 2.6 |
1257B-5R-1, 42–43 | 69.42 |
|
7.58 | 63.2 |
|
|
|
1257B-5R-1, 132–133 | 70.32 | 5.87 | 5.69 | 47.4 | 0.18 |
|
|
1257A-10X-2, 73–74 | 75.53 |
|
4.38 | 36.5 |
|
|
|
1257A-10X-4, 30–31 | 78.10 | 7.44 | 7.43 | 61.9 | 0.01 | 0.03 | 1.3 |
1257B-6R-1, 90–91 | 79.60 | 6.89 | 6.74 | 56.2 | 0.15 |
|
|
1257A-10X-6, 30–31 | 80.60 |
|
7.80 | 65.0 |
|
|
|
Unit III (foraminifer-bearing nannofossil chalk): |
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|
|
|
|||
1257A-11X-1, 40–41 | 83.40 |
|
7.41 | 61.7 |
|
|
|
1257A-11X-CC, 27–28 | 85.01 | 5.17 | 5.14 | 42.8 | 0.03 | 0.03 | 1.4 |
1257B-7R-2, 80–81 | 90.60 | 7.10 | 7.01 | 58.4 | 0.09 | 0.04 | 2.5 |
1257C-2R-1, 32–32 | 91.92 |
|
2.83 | 23.6 |
|
|
|
1257C-2R-1, 103–103 | 92.63 |
|
7.32 | 61.0 |
|
|
|
1257A-12X-1, 40–41 | 93.00 |
|
7.33 | 61.1 |
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|
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1257A-12X-3, 40–41 | 96.00 | 7.10 | 7.06 | 58.8 | 0.04 | 0.02 | 2.0 |
1257B-8R-1, 60–61 | 98.50 |
|
7.52 | 62.7 |
|
|
|
1257B-8R-3, 60–61 | 101.47 | 6.11 | 6.00 | 50.0 | 0.11 |
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|
1257A-13X-1, 75–76 | 102.95 |
|
5.93 | 49.4 |
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|
1257C-3R-2, 95–96 | 103.65 |
|
3.02 | 25.1 |
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|
|
1257B-8R-5, 60–61 | 104.47 |
|
5.79 | 48.2 |
|
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|
1257A-13X-3, 75–76 | 105.95 | 6.50 | 6.49 | 54.1 | 0.01 | 0.03 | 0.3 |
1257C-3R-4, 95–96 | 106.65 |
|
5.14 | 42.8 |
|
|
|
1257B-9R-1, 64–65 | 108.24 |
|
5.85 | 48.7 |
|
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|
1257A-13X-5, 68–69 | 108.88 |
|
3.17 | 26.4 |
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|
|
1257C-3R-6, 95–96 | 109.65 |
|
5.65 | 47.1 |
|
|
|
1257B-9R-3, 64–65 | 111.26 |
|
6.09 | 50.7 |
|
|
|
1257A-14X-1, 74–75 | 112.54 |
|
5.57 | 46.4 |
|
|
|
1257B-9R-5, 64–65 | 114.26 | 5.53 | 5.43 | 45.2 | 0.10 | 0.01 | 14.0 |
1257A-14X-3, 69–70 | 115.49 | 5.57 | 5.49 | 45.7 | 0.08 | 0.05 | 1.8 |
1257B-9R-7, 49–50 | 117.11 |
|
4.68 | 39.0 |
|
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|
1257B-10R-1, 40–41 | 117.60 |
|
4.49 | 37.4 |
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|
1257A-14X-5, 69–70 | 118.49 |
|
4.59 | 38.2 |
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1257B-10R-2, 37–38 | 119.07 |
|
3.37 | 28.1 |
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|
1257B-10R-3, 42–43 | 120.62 | 4.48 | 4.25 | 35.4 | 0.23 | 0.02 | 11.4 |
1257A-15X-1, 70–71 | 122.20 |
|
5.51 | 45.9 |
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|
1257B-10R-5, 40–41 | 123.60 |
|
5.41 | 45.1 |
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1257A-15X-3, 68–69 | 125.18 | 5.40 | 5.35 | 44.6 | 0.05 | 0.10 | 0.6 |
1257B-10R-7, 40–41 | 126.60 |
|
4.61 | 38.4 |
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|
1257B-11R-1, 59–60 | 127.39 |
|
5.07 | 42.2 |
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1257A-15X-5, 70–71 | 128.20 |
|
6.80 | 56.6 |
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1257B-11R-3, 60–61 | 130.40 | 3.37 | 3.27 | 27.3 | 0.10 | 0.02 | 7.2 |
1257C-6R-1, 69–69 | 130.79 |
|
5.00 | 41.6 |
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|
|
1257A-16X-1, 120–121 | 132.30 |
|
6.63 | 55.2 |
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1257B-11R-5, 59–60 | 133.39 |
|
4.82 | 40.2 |
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|
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1257C-6R-3, 69–69 | 133.79 |
|
4.71 | 39.2 |
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|
1257A-16X-3, 120–121 | 135.30 | 3.49 | 3.40 | 28.3 | 0.09 | 0.04 | 2.3 |
1257A-16X-4, 14–15 | 135.74 |
|
4.23 | 35.2 |
|
|
|
1257B-11R-7, 49–50 | 135.79 |
|
4.26 | 35.5 |
|
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|
1257C-6R-5, 69–69 | 136.79 |
|
4.35 | 36.3 |
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1257C-6R-7, 55–55 | 139.65 |
|
4.62 | 38.5 |
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1257A-17X-1, 60–63 | 141.30 |
|
8.79 | 73.2 |
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|
1257A-17X-3, 42–43 | 144.08 | 7.23 | 7.20 | 60.0 | 0.03 | 0.03 | 1.2 |
1257A-17X-3, 98–99 | 144.64 |
|
6.99 | 58.2 |
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|
1257C-7R-4, 145–147 | 144.95 |
|
9.97 | 83.1 |
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1257A-17X-5, 48–50 | 147.14 |
|
6.49 | 54.1 |
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1257A-18X-2, 41–42 | 152.21 |
|
7.93 | 66.1 |
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1257B-14R-1, 29–30 | 155.79 | 8.05 | 7.93 | 66.1 | 0.12 |
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1257A-18X-4, 126–127 | 156.02 | 4.96 | 4.92 | 41.0 | 0.04 | 0.02 | 2.9 |
1257A-18X-6, 123–124 | 158.99 |
|
5.90 | 49.1 |
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|
1257A-19X-1, 24–25 | 159.94 | 5.61 | 5.62 | 46.8 | 0.00 | 0.01 |
|
1257A-19X-CC, 25–26 | 161.45 | 6.23 | 6.23 | 51.9 | 0.00 | 0.02 |
|
1257A-20X-1, 95–97 | 170.35 | 1.95 | 1.95 | 16.2 | 0.00 | 0.01 |
|
1257A-20X-2, 131–132 | 172.21 | 6.38 | 6.02 | 50.1 | 0.36 | 0.02 | 20.4 |
1257A-20X-3, 145–146 | 173.85 | 5.72 | 5.73 | 47.7 | 0.00 | 0.03 |
|
Unit IV (laminated calcareous claystone): |
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|||
1257A-20X-5, 73–74 | 176.13 | 8.14 | 5.41 | 45.1 | 2.73 | 0.16 | 20.2 |
1257A-20X-6, 35–36 | 177.25 | 10.82 | 4.89 | 40.7 | 5.93 | 0.28 | 16.2 |
1257A-21X-1, 83–84 | 179.83 | 14.05 | 5.50 | 45.8 | 8.55 | 0.36 | 28.0 |
1257B-19R-1, 105–106 | 184.75 | 9.18 | 3.52 | 29.4 | 5.66 | 0.29 | 23.1 |
1257B-19R-2, 31–32 | 185.51 | 9.98 | 4.68 | 39.0 | 5.30 | 0.27 | 22.5 |
1257B-20R-1, 12–13 | 188.82 | 7.26 | 5.68 | 47.3 | 1.58 | 0.11 | 16.3 |
1257A-22X-1, 80–83 | 189.40 | 14.99 | 5.48 | 45.6 | 9.51 | 0.42 | 26.3 |
1257B-20R-1, 77–78 | 189.47 | 15.62 | 5.97 | 49.8 | 9.65 | 0.34 | 33.0 |
1257A-22X-2, 19–20 | 190.29 | 14.63 | 6.01 | 50.1 | 8.62 | 0.38 | 26.2 |
1257B-21R-1, 95–96 | 194.25 | 12.34 | 11.66 | 97.2 | 0.68 | 0.02 | 32.7 |
1257B-21R-2, 16–17 | 194.96 | 12.14 | 10.57 | 88.1 | 1.57 | 0.12 | 15.3 |
1257B-21R-2, 27–28 | 195.07 | 19.00 | 7.93 | 66.1 | 11.07 | 0.33 | 39.1 |
1257B-21R-2, 47–48 | 195.27 | 20.75 | 4.99 | 41.6 | 15.76 | 0.54 | 34.1 |
1257A-23X-1, 23–24 | 198.43 | 12.40 | 11.46 | 95.5 | 0.94 | 0.04 | 30.8 |
1257B-22R-1, 36–37 | 198.66 | 14.32 | 6.53 | 54.4 | 7.79 | 0.28 | 32.5 |
1257B-22R-1, 44–45 | 198.74 | 10.65 | 0.93 | 7.7 | 9.72 | 0.38 | 30.1 |
1257B-22R-1, 83–84 | 199.13 | 14.29 | 5.89 | 49.0 | 8.40 | 0.29 | 33.5 |
1257A-23X-3, 78–79 | 201.98 | 11.73 | 9.41 | 78.4 | 2.32 | 0.17 | 15.9 |
1257B-23R-1, 40–41 | 203.40 | 12.96 | 0.68 | 5.7 | 12.28 | 0.49 | 29.4 |
1257B-23R-1, 50–51 | 203.50 | 12.40 | 6.78 | 56.5 | 5.62 | 0.27 | 24.3 |
1257B-23R-2, 8–9 | 203.99 | 11.77 | 10.25 | 85.4 | 1.52 | 0.09 | 19.2 |
1257A-23X-5, 85–86 | 205.05 | 15.09 | 4.44 | 37.0 | 10.65 | 0.40 | 31.1 |
1257A-24X-1, 62–63 | 208.22 | 17.27 | 8.64 | 72.0 | 8.63 | 0.27 | 37.3 |
1257B-24R-1, 49–50 | 208.49 | 14.34 | 6.76 | 56.3 | 7.58 | 0.31 | 28.4 |
1257B-24R-2, 74–75 | 210.24 | 13.42 | 6.30 | 52.5 | 7.12 | 0.29 | 28.3 |
1257A-24X-3, 45–46 | 211.05 | 14.83 | 5.70 | 47.5 | 9.13 | 0.36 | 29.6 |
1257B-24R-4, 32–33 | 212.28 | 13.58 | 4.96 | 41.3 | 8.62 | 0.31 | 32.7 |
1257B-25R-1, 31–31 | 212.91 | 12.56 | 5.00 | 41.6 | 7.56 | 0.25 | 35.0 |
1257B-25R-1, 45–46 | 213.05 | 12.86 | 8.59 | 71.5 | 4.27 | 0.23 | 22.0 |
1257B-25R-1, 128–129 | 213.88 | 11.52 | 5.17 | 43.0 | 6.35 | 0.29 | 25.4 |
1257B-25R-2, 33–33 | 214.43 | 12.21 | 11.85 | 98.7 | 0.36 |
|
|
1257B-25R-2, 113–114 | 215.23 | 7.96 | 6.31 | 52.6 | 1.65 | 0.10 | 19.2 |
1257C-15R-1, 70–71 | 217.30 | 14.95 | 6.74 | 56.2 | 8.21 | 0.30 | 32.3 |
1257A-25X-1, 104–105 | 218.24 | 14.68 | 6.27 | 52.2 | 8.41 | 0.35 | 28.0 |
1257C-15R-3, 14–15 | 218.95 | 14.28 | 8.64 | 72.0 | 5.64 | 0.23 | 28.5 |
Unit V (silty calcareous siltstone): |
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|
|
|
|||
1257B-26R-1, 125–126 | 218.85 | 3.82 | 3.35 | 27.9 | 0.47 | 0.07 | 8.0 |
1257B-26R-2, 32–33 | 219.42 | 3.44 | 3.06 | 25.5 | 0.38 | 0.05 | 8.2 |
1257B-27R-3, 72–73 | 226.02 | 3.88 | 3.51 | 29.3 | 0.37 | 0.05 | 8.7 |
1257A-26X-2, 71–72 | 229.01 | 4.37 | 3.98 | 33.2 | 0.39 | 0.05 | 9.6 |
1257A-26X-4, 67–68 | 231.97 | 3.84 | 3.31 | 27.6 | 0.53 | 0.06 | 11.2 |
1257A-26X-6, 73–74 | 235.03 | 3.90 | 3.41 | 28.4 | 0.49 | 0.07 | 8.2 |
1257A-27X-1, 72–73 | 237.22 | 4.48 | 4.26 | 35.5 | 0.22 | 0.04 | 6.3 |
1257A-27X-3, 71–72 | 240.21 | 4.87 | 4.17 | 34.7 | 0.70 | 0.09 | 9.1 |
1257A-27X-5, 72–73 | 243.22 | 3.56 | 2.88 | 24.0 | 0.68 | 0.05 | 16.0 |
1257A-28X-1, 63–64 | 246.83 | 4.64 | 3.93 | 32.7 | 0.71 | 0.11 | 7.5 |
1257A-28X-4, 60–61 | 251.30 | 1.88 | 1.09 | 9.1 | 0.79 | 0.11 | 8.4 |
1257A-29X-1, 70–71 | 256.50 | 5.46 | 5.03 | 41.9 | 0.43 | 0.05 | 9.8 |
1257A-29X-3, 71–72 | 259.51 | 6.03 | 5.39 | 44.9 | 0.64 | 0.04 | 19.1 |
1257A-29X-5, 71–72 | 262.51 | 4.67 | 4.01 | 33.4 | 0.66 | 0.10 | 7.8 |
1257A-30X-3, 32–33 | 268.72 | 5.54 | 4.83 | 40.2 | 0.71 | 0.06 | 14.8 |
1257A-31X-1, 65–66 | 275.75 | 5.78 | 5.02 | 41.8 | 0.76 | 0.11 | 8.1 |
Notes: TC = total carbon, IC = inorganic carbon, TOC = total organic carbon. Atomic C/N ratios are calculated from concentrations of organic carbon and total nitrogen.