Table T1. Biogenic components, Hole 1221C.
Core, section,
interval (cm)
Average
mcd
Average carbon (wt%)
Average
SiO2
(wt%)
Carbonate-free
elements (wt%)
SiO2
Organic
carbon
Total
Inorganic
Organic
CaCO3
199-1221C-
11X-1, 5–6 150.455 10.66 10.64 0.02 88.66 3.28 28.90 0.18
11X-1, 10–11 150.505 11.15 10.93 0.22 91.06 3.09 34.61 2.46
11X-1, 15–16 150.555 10.74 10.72 0.02 89.31 2.39 22.35 0.19
11X-1, 20–21 150.605 10.93 10.82 0.10 90.19 2.62 26.71 1.02
11X-1, 25–26 150.655 10.71 10.69 0.02 89.11 2.80 25.71 0.18
11X-1, 30–31 150.705 10.82 10.79 0.04 89.88 2.08 20.55 0.40
11X-1, 35–36 150.755 10.93 10.90 0.03 90.87 2.10 23.00 0.33
11X-1, 40–41 150.805 10.70 10.68 0.02 89.04 2.37 21.65 0.18
11X-1, 45–46 150.855 10.94 10.91 0.03 90.91 2.49 27.43 0.33
11X-1, 50–51 150.905 10.91 10.88 0.02 90.71 2.25 24.23 0.22
11X-1, 55–56 150.955 10.83 10.80 0.03 90.01 2.85 28.52 0.30
11X-1, 60–61 151.005 10.57 10.55 0.02 87.91 3.65 30.15 0.17
11X-1, 65–66 151.055 10.66 10.63 0.03 88.58 3.46 30.33 0.26
11X-1, 70–71 151.105 8.76 8.72 0.04 72.67 19.08 69.80 0.15
11X-1, 75–76 151.155 10.53 10.50 0.03 87.51 3.88 31.10 0.24
11X-1, 80–81 151.205 10.78 10.75 0.03 89.57 2.40 23.01 0.29
11X-1, 85–86 151.255 10.13 10.10 0.03 84.15 4.11 25.96 0.19
11X-1, 90–91 151.305 10.80 10.76 0.03 89.68 2.91 28.23 0.29
11X-1, 95–96 151.355 9.79 9.76 0.03 81.35 5.38 28.86 0.16
11X-1, 100–101 151.405 10.72 10.68 0.03 89.03 3.13 28.56 0.27
11X-1, 105–106 151.455 10.77 10.74 0.03 89.52 2.90 27.67 0.29
11X-1, 110–111 151.505 10.81 10.78 0.03 89.83 2.74 26.96 0.29
11X-1, 115–116 151.555 11.01 10.93 0.08 91.09 2.69 30.24 0.90
11X-1, 120–121 151.605 10.90 10.85 0.04 90.42 2.33 24.31 0.42
11X-1, 125–126 151.655 10.92 10.89 0.03 90.76 2.40 25.97 0.32
11X-1, 130–131 151.705 10.58 10.54 0.05 87.80 3.40 27.85 0.41
11X-1, 135–136 151.755 10.75 10.69 0.05 89.11 2.97 27.26 0.46
11X-1, 140–141 151.805 10.72 10.70 0.02 89.14 3.50 32.23 0.18
11X-2, 0–1 151.905 10.70 10.62 0.08 88.53 3.58 31.17 0.70
11X-2, 5–6 151.955 10.37 10.35 0.02 86.25 3.40 24.73 0.15
11X-2, 8–9* 151.985 6.37 6.24 0.13 50.96 10.07 20.60 0.26
11X-2, 10–11 152.005 8.42 8.40 0.02 69.98 9.18 30.58 0.07
11X-2, 12–13* 152.025 9.89 9.69 0.20 80.81 4.60 23.97 1.04
11X-2, 15–16 152.055 10.15 10.11 0.04 84.28 4.45 28.32 0.25
11X-2, 20–21 152.105 10.32 10.30 0.03 85.82 3.40 23.98 0.21
11X-2, 25–26 152.155 10.60 10.49 0.11 87.41 3.40 27.01 0.87
11X-2, 30–31 152.205 10.84 10.82 0.02 90.14 2.61 26.50 0.20
11X-2, 132–133 152.225 10.47 10.44 0.03 87.01 2.35 18.11 0.23
11X-2, 35–36 152.255 10.79 10.74 0.05 89.48 3.30 31.37 0.48
11X-2, 38–39 152.285 10.52 10.46 0.06 87.16 3.50 27.26 0.47
11X-2, 40–41 152.305 10.58 10.49 0.09 87.38 4.08 32.31 0.71
11X-2, 42–43 152.325 10.43 10.37 0.05 86.44 4.40 32.47 0.37
11X-2, 45–46 152.355 10.74 10.69 0.05 89.12 3.28 30.12 0.46
11X-2, 48–49 152.385 10.43 10.41 0.02 86.73 3.43 25.86 0.15
11X-2, 50–51* 152.405 9.65 9.53 0.12 79.47 5.41 26.30 0.58
11X-2, 52–53* 152.425 9.11 8.98 0.13 74.92 5.00 19.93 0.51
11X-2, 55–56* 152.455 8.10 8.00 0.10 66.72 8.20 24.60 0.30
11X-2, 58–59 152.485 10.24 10.19 0.06 84.88 4.50 29.79 0.40
11X-2, 60–61 152.505 10.08 10.04 0.04 83.68 5.99 36.70 0.25
11X-2, 68–69* 152.585 9.87 9.76 0.11 81.38 4.60 24.70 0.60
11X-2, 70–71* 152.605 10.16 9.62 0.54 80.24 4.40 22.27 2.73
11X-2, 72–73 152.625 10.26 10.23 0.03 85.27 3.64 24.69 0.20
11X-2, 75–76 152.655 10.05 10.03 0.02 83.57 4.12 25.10 0.12
11X-2, 78–79 152.685 10.30 10.28 0.02 85.64 3.47 24.17 0.14
11X-2, 80–81 152.705 10.31 10.26 0.05 85.64 3.88 27.01 0.35
11X-2, 83–84 152.735 10.58 10.52 0.05 87.68 2.67 21.64 0.41
11X-2, 85–86 152.755 10.59 10.53 0.06 87.77 2.61 21.35 0.49
11X-2, 88–89 152.785 10.10 10.06 0.04 83.83 3.70 22.88 0.25
11X-2, 90–91 152.805 10.53 10.51 0.03 87.54 3.22 25.88 0.24
11X-2, 93–94 152.835 7.98 7.92 0.06 66.02 8.83 25.99 0.18
11X-2, 95–96 152.855 9.27 9.24 0.03 77.00 5.81 25.28 0.13
11X-2, 100–101 152.905 8.23 8.21 0.02 68.43 7.77 24.61 0.06
11X-2, 102–103 152.925 10.37 10.31 0.06 85.91 3.08 21.84 0.43
11X-2, 105–106 152.955 10.54 10.51 0.03 87.57 2.92 23.51 0.24
11X-2, 99–100 152.985 8.80 8.78 0.03 73.15 5.45 20.29 0.11
11X-2, 110–111 153.005 10.43 10.40 0.03 86.69 3.16 23.76 0.23
11X-2, 115–116 153.055 10.54 10.51 0.03 87.58 3.40 27.38 0.24
11X-2, 118–119 153.085 5.92 5.89 0.03 49.06 15.05 29.54 0.06
11X-2, 125–126 153.155 10.04 9.98 0.06 83.13 4.37 25.92 0.36
11X-2, 128–129 153.185 10.23 10.20 0.02 85.02 2.74 18.27 0.13
11X-2, 130–131 153.205 10.20 10.17 0.04 84.72 3.84 25.15 0.26
11X-2, 135–136* 153.255 9.28 9.18 0.10 76.52 4.30 18.32 0.42
11X-2, 138–139* 153.285 9.58 9.49 0.09 79.06 3.50 16.71 0.44
11X-2, 140–141 153.305 10.26 10.22 0.03 85.20 3.01 20.36 0.20
11X-2, 143–144 153.335 10.41 10.38 0.04 86.46 2.53 18.69 0.30
11X-2, 145–146* 153.355 10.46 10.36 0.10 86.38 3.00 22.03 0.74
11X-3, 0–1 153.405 10.30 10.27 0.04 85.54 3.10 21.44 0.28
11X-3, 5–6 153.455 10.41 10.39 0.02 86.60 3.23 24.11 0.15
11X-3, 10–11 153.505 10.40 10.39 0.01 86.55 2.90 21.56 0.07
11X-3, 15–16 153.555 10.36 10.35 0.01 86.23 3.07 22.28 0.07
11X-3, 20–21 153.605 9.61 9.59 0.02 79.94 4.23 21.09 0.10
11X-3, 25–26 153.655 9.80 9.79 0.01 81.55 3.59 19.47 0.05
11X-3, 30–31 153.705 10.06 10.04 0.01 83.70 3.80 23.33 0.06
11X-3, 35–36 153.755 10.19 10.18 0.02 84.83 3.65 24.07 0.10
11X-3, 40–41 153.805 10.21 10.19 0.02 84.89 3.60 23.82 0.13
11X-3, 45–46 153.855 9.93 9.90 0.03 82.47 4.04 23.07 0.17
11X-3, 50–51 153.905 8.94 8.92 0.02 74.37 6.24 24.34 0.07
11X-3, 52–53 153.925 6.14 6.12 0.02 51.00 13.55 27.65 0.05
11X-3, 54–55 153.945 5.98 5.96 0.02 49.67 12.58 24.99 0.04
11X-3, 56–57 153.965 6.20 6.16 0.04 51.35 12.30 25.29 0.08
11X-3, 58–59 153.985 6.82 6.80 0.02 56.67 9.50 21.92 0.05
11X-3, 60–61 154.005 1.01 0.98 0.03 8.17 29.72 32.36 0.04
11X-3, 62–63 154.025 0.40 0.37 0.02 3.12 25.90 26.74 0.02
11X-3, 64–65 154.045 0.65 0.63 0.02 5.22 24.88 26.26 0.03
11X-3, 66–67 154.065 0.25 0.23 0.02 1.94 28.72 29.29 0.02
11X-3, 68–69 154.085 0.61 0.59 0.02 4.89 25.25 26.55 0.02
11X-3, 70–71 154.105 0.60 0.58 0.03 4.80 22.60 24.05 0.03
11X-3, 72–73 154.125 0.32 0.28 0.03 2.37 23.48 24.05 0.03
11X-3, 74–75 154.145 0.16 0.13 0.03 1.06 25.64 25.92 0.03
11X-3, 76–77* 154.165 0.34 0.32 0.02 2.64 34.60 35.59 0.02
11X-3, 78–79 154.185 0.28 0.25 0.03 2.09 27.72 28.31 0.03
11X-3, 80–81 154.205 0.23 0.20 0.03 1.66 28.00 28.47 0.03
11X-3, 82–83 154.225 0.41 0.37 0.03 3.11 27.77 28.66 0.03
11X-3, 84–85 154.245 0.20 0.14 0.06 1.14 27.51 27.83 0.06
11X-3, 86–87 154.265 0.19 0.16 0.02 1.37 26.22 26.58 0.02
11X-3, 88–89 154.285 1.65 1.62 0.04 13.49 22.95 26.53 0.04
11X-3, 90–91 154.305 4.02 3.99 0.03 33.25 18.58 27.84 0.05
11X-3, 92–93 154.325 4.64 4.62 0.02 38.47 16.20 26.33 0.04
11X-3, 94–95 154.345 5.20 5.18 0.02 43.14 15.42 27.12 0.04
11X-3, 96–97 154.365 4.85 4.83 0.02 40.24 17.20 28.78 0.04
11X-3, 98–99 154.385 4.20 4.18 0.03 34.81 18.11 27.78 0.04
11X-3, 105–106 154.455 4.66 4.63 0.03 38.57 16.75 27.26 0.05
11X-3, 110–111 154.505 7.09 7.06 0.03 58.85 10.20 24.78 0.07
11X-3, 115–116 154.555 7.92 7.90 0.02 65.83 8.83 25.84 0.07
11X-3, 120–121 154.605 7.74 7.72 0.02 64.33 9.29 26.04 0.07
11X-3, 125–126 154.655 8.74 8.72 0.02 72.65 7.22 26.39 0.08
11X-3, 130–131 154.705 8.94 8.93 0.02 74.38 7.23 28.23 0.08
11X-3, 135–136 154.755 7.37 7.35 0.02 61.23 10.68 27.55 0.06
11X-3, 140–141* 154.805 5.88 5.77 0.11 48.14 14.50 27.96 0.21
11X-CC, 2–3 154.885 5.77 5.68 0.09 47.33 17.02 32.31 0.17
11X-CC, 7–8 154.935 5.91 5.88 0.03 49.02 11.30 22.17 0.06
11X-CC, 11–12 154.975 4.85 4.82 0.03 40.17 12.54 20.96 0.05
11X-CC, 18–19 155.045 5.52 5.46 0.06 45.52 11.84 21.73 0.12
12X-1, 0–1* 155.405 3.95 3.85 0.10 32.15 16.20 23.88 0.14
12X-1, 5–6 155.455 4.79 4.73 0.06 39.40 10.63 17.54 0.10
12X-1, 10–11* 155.505 5.02 4.89 0.13 40.78 11.20 18.91 0.22
12X-1, 15–16 155.555 4.43 4.40 0.04 36.66 11.68 18.44 0.06
12X-1, 20–21 155.605 2.63 2.57 0.05 21.43 13.50 17.18 0.07
12X-1, 25–26 155.655 2.31 2.24 0.06 18.70 14.49 17.83 0.08
12X-1, 30–31 155.705 1.77 1.72 0.05 14.35 14.80 17.28 0.06
12X-1, 35–36 155.755 3.72 3.66 0.06 30.48 12.82 18.44 0.09
12X-1, 40–41 155.805 5.23 5.19 0.04 43.23 10.57 18.62 0.07
12X-1, 45–46 155.855 4.41 4.37 0.04 36.42 11.45 18.01 0.07
12X-1, 50–51 155.905 3.32 3.26 0.06 27.18 12.58 17.28 0.08
12X-1, 55–56 155.955 3.11 3.05 0.06 25.42 11.50 15.42 0.08
12X-1, 60–61 156.005 4.08 4.04 0.04 33.67 10.14 15.29 0.06
12X-1, 65–66 156.055 6.04 6.00 0.04 50.00 9.07 18.15 0.08
12X-1, 70–71 156.105 7.49 7.45 0.04 62.06 6.38 16.82 0.10
12X-CC, 0–1 156.515 7.46 7.40 0.06 61.65 5.17 13.47 0.16
12X-CC, 5–6 156.565 9.97 9.92 0.06 82.63 2.90 16.69 0.32

Notes: Opal is not corrected for water. * = adjusted values.