Table T16. Total carbon, inorganic carbon, carbonate, total organic carbon, and total nitrogen concentrations and carbon/nitrogen ratios, Site 1259.
Hole, core, section,
interval (cm)
Depth
(mbsf)
TC
(wt%)
IC
(wt%)
CaCO3
(wt%)
TOC
(wt%)
N
(wt%)
C/N
(atomic)
207-






Unit I (foraminifer-bearing nannofossil ooze):




1259A-1R-1, 90–91 0.90 10.04 9.74 81.16 0.30

1259A-1R-3, 40–41 3.00
10.03 83.57


1259A-2R-2, 90–91 11.20
9.77 81.39


1259A-2R-3, 40–41 12.20 9.94 9.98 83.11 0.00

1259A-3R-1, 39–40 18.69
10.04 83.60


1259A-3R-3, 40–41 21.70 9.46 9.35 77.89 0.11

1259A-3R-5, 40–41 24.70
9.04 75.29


1259A-5R-1, 39–40 36.79
9.98 83.16


Unit II (foraminifer-bearing nannofossil chalk):




1259A-5R-2, 39–40 38.29
9.53 79.38


1259A-5R-4, 40–41 41.00 10.15 9.97 83.07 0.18

1259A-6R-1, 31–32 45.81
10.27 85.57


1259A-6R-3, 30–31 48.80 9.88 9.67 80.55 0.21

1259A-7R-1, 40–41 55.00
9.74 81.17


1259A-7R-3, 39–40 57.99 9.08 8.85 73.69 0.23

1259A-7R-5, 39–40 60.99
9.74 81.15


1259A-8R-1, 40–41 64.20
9.01 75.01


1259A-8R-3, 40–41 67.20 9.37 9.20 76.67 0.17

1259A-8R-5, 20–21 70.00
9.29 77.41


1259A-9R-1, 18–19 73.08
8.95 74.59


1259A-9R-3, 123–124 77.13 8.66 8.43 70.23 0.23

1259A-9R-5, 108–109 79.98
8.61 71.73


1259A-9R-7, 43–44 81.93
8.48 70.61


1259A-10R-2, 96–97 85.06
8.80 73.27


1259A-10R-4, 47–48 87.57 9.27 9.06 75.48 0.21

1259A-10R-6, 53–54 90.63
9.45 78.69


1259A-11R-1, 78–79 93.08
9.48 78.98


1259A-11R-3, 97–98 96.27 9.69 9.56 79.62 0.13

1259A-11R-5, 59–60 98.89
9.43 78.56


1259A-12R-1, 80–81 102.80
9.86 82.14


1259A-12R-3, 65–66 105.65 9.65 9.41 78.41 0.24

1259A-12R-5, 78–79 108.78
9.94 82.80


1259A-14R-1, 95–96 122.25
9.86 82.15


1259A-14R-3, 76–77 125.06 9.73 9.17 76.39 0.56

1259A-15R-1, 72–73 131.62
9.94 82.78


1259A-15R-3, 82–83 134.72 9.80 9.97 83.06 0.00

1259A-16R-1, 79–80 141.39
10.11 84.19


1259A-16R-4, 66–67 145.46 9.84 9.72 80.93 0.12

1259A-17R-1, 5–6 150.25
9.25 77.02


1259A-17R-2, 37–38 152.07 8.91 8.70 72.45 0.21

1259A-18R-1, 120–121 161.00
9.52 79.30


1259A-18R-2, 95–96 162.20 8.07 8.13 67.74 0.00

1259A-20R-1, 86–87 180.06
9.85 82.03


1259A-20R-3, 67–68 182.87 9.84 9.68 80.62 0.16

1259A-20R-4, 115–116 184.85
9.61 80.04


1259A-21R-1, 88–89 189.68
10.26 85.45


1259A-21R-4, 39–40 193.19 9.34 9.31 77.53 0.03

1259A-22R-1, 87–88 199.37
9.52 79.30


1259A-22R-3, 89–90 202.39 10.14 9.39 78.24 0.75

1259A-22R-5, 65–66 205.15
9.96 82.94


1259A-23R-1, 90–91 209.00
9.06 75.47


1259A-23R-3, 78–79 211.88 9.84 9.75 81.24 0.09

1259A-23R-5, 14–15 213.74
8.23 68.55


1259A-24R-1, 61–62 218.41
9.49 79.03


1259A-24R-2, 61–62 219.83
8.92 74.29


1259A-25R-1, 62–63 227.82
9.28 77.31


1259A-25R-3, 69–70 230.89 9.18 9.19 76.54 0.00 0.01
1259A-26R-1, 62–63 237.52
9.37 78.04


1259A-26R-3, 62–63 240.52 9.70 9.78 81.51 0.00 0.01
1259A-26R-5, 65–66 243.55
10.00 83.26


1259A-26R-CC, 11–12 245.25
9.84 81.95


1259A-27R-1, 60–61 247.10
9.79 81.53


1259A-27R-3, 66–67 250.16 9.10 9.27 77.19 0.00 0.00
1259A-27R-5, 77–78 253.27
7.97 66.36


1259A-28R-2, 43–44 257.57 8.52 8.65 72.02 0.00 0.00
1259A-29R-1, 48–49 266.28
9.25 77.08


1259A-29R-3, 49–50 269.29 8.70 8.84 73.67 0.00 0.01
1259A-29R-5, 72–73 272.52
8.72 72.63


1259A-30R-1, 61–62 276.11
9.24 77.01


1259A-30R-3, 49–50 278.99 9.02 9.27 77.24 0.00 0.01
1259A-30R-3, 73–74 279.23
9.26 77.17


1259A-32R-1, 76–77 295.46 8.52 8.52 71.01 0.00 0.01 0.31
1259A-33R-2, 86–87 306.76
6.24 51.99


1259A-33R-4, 86–87 309.76 6.54 6.73 56.05 0.00 0.01
1259A-33R-6, 86–87 312.76
7.73 64.39


1259A-34R-1, 63–64 314.63
5.72 47.64


1259A-34R-3, 77–78 317.79
6.04 50.35


1259A-34R-5, 84–85 320.86 7.62 8.01 66.71 0.00 0.02
1259A-35R-2, 92–93 326.12
6.67 55.56


1259A-35R-5, 92–93 330.58 7.08 7.13 59.37 0.00 0.01
1259A-36R-3, 60–61 336.90
7.12 59.30


1259A-36R-5, 60–61 339.90 7.36 7.50 62.50 0.00 0.01
1259A-37R-1, 86–87 343.86
8.27 68.93


1259A-37R-3, 8–9 346.08 7.99 7.98 66.46 0.01 0.01 1.79
1259A-37R-6, 91–92 351.41
5.94 49.47


1259A-38R-1, 34–35 352.94
6.17 51.39


1259A-38R-4, 81–82 357.91 7.58 7.68 63.95 0.00 0.03
1259A-39R-1, 86–87 363.06
4.52 37.69


1259A-39R-4, 74–75 366.09
5.90 49.15


1259A-39R-5, 99–100 367.84 4.05 4.07 33.86 0.00 0.04
1259A-40R-1, 24–25 372.04
6.04 50.34


1259A-40R-4, 24–25 376.04 5.08 5.08 42.28 0.00 0.03
Unit III (clayey nannofossil chalk):




1259A-43R-1, 104–105 401.74
5.59 46.59


1259A-43R-3, 130–131 405.00 6.42 6.68 55.62 0.00 0.04
1259A-44R-4, 77–78 415.67
5.25 43.75


1259A-44R-6, 60–61 418.50 5.19 5.04 41.99 0.15 0.04 4.56
1259A-45R-2, 68–69 422.18
6.58 54.79


1259A-45R-4, 21–22 424.11 4.98 4.95 41.20 0.03 0.04 0.91
1259A-46R-2, 72–73 431.13
7.94 66.15


1259A-46R-3, 140–141 433.31 9.15 9.20 76.67 0.00 0.01
1259A-46R-5, 73–74 435.64
10.45 87.01


1259A-47R-1, 66–67 439.86
5.92 49.35


1259A-47R-3, 58–59 442.16
2.49 20.78


1259A-47R-3, 72–73 442.30
7.67 63.91


1259B-12R-4, 40–40 444.10 2.97 2.88 23.95 0.09 0.03 3.79
1259A-47R-5, 47–48 445.05 8.35 8.15 67.87 0.20 0.01
1259A-48R-1, 70–71 449.50
8.73 72.72


1259A-48R-3, 70–71 452.50
8.16 67.95


1259B-13R-6, 65–66 452.86 7.64 7.62 63.48 0.02 0.02 1.77
1259A-48R-5, 57–58 455.37 9.90 9.78 81.48 0.12 0.10 1.46
1259A-49R-1, 72–73 459.12
9.98 83.12


1259A-49R-3, 80–81 462.03
7.33 61.09


1259A-49R-4, 139–144 464.12 7.89 7.93 66.06
0.01
1259A-49R-5, 83–84 465.00 9.50 9.42 78.47 0.08 0.01 9.54
1259A-50R-1, 66–67 468.66
9.68 80.65


1259A-50R-4, 132–137 473.64 8.60 8.53 71.08 0.01 0.02 4.50
1259A-50R-6, 67–68 475.85 8.62 8.56 71.27 0.06 0.01 4.50
1259A-51R-1, 80–81 478.40
7.72 64.34 0.03

1259A-51R-5, 77–79 484.37 4.32 4.77 39.75 0.00 0.04
1259A-51R-6, 0–5 485.07 4.76 4.68 39.00 0.08 0.03 3.10
1259A-51R-7, 62–63 487.19 4.36 4.24 35.31 0.12 0.03 5.17
1259A-52R-1, 80–81 488.10 5.15 5.05 42.04 0.10 0.03 4.43
1259C-11R-1, 141–142 490.81 3.03 2.97 24.73 0.06 0.00
1259C-11R-2, 75–76 491.65 2.68 2.51 20.89 0.17 0.02 12.90
1259A-52R-4, 80–81 492.12 2.89 2.74 22.82 0.15 0.03 5.44
Unit IV (black shales and sandstones):




1259C-11R-3, 93–94 492.86 5.64 3.90 32.51 1.74 0.13 15.06
1259A-52R-6, 0–5 493.60 6.87 4.75 39.55 2.12 0.11 22.70
1259C-11R-4, 19–29 493.62 4.82 3.49 29.07 1.33 0.06 24.37
1259A-52R-6, 45–46 494.05 8.02 5.90 49.14 2.12 0.10 23.84
1259A-52R-CC, 5–6 495.06 14.49 8.26 68.81 6.23 0.32 22.89
1259C-11R-5, 106–107 495.99 15.85 6.60 55.01 9.25 0.40 27.18
1259C-12R-2, 61–63 497.51 15.66 6.84 56.96 8.82 0.32 32.32
1259A-53R-2, 20–21 498.70 12.77 11.27 93.89 1.50 0.05 36.47
1259C-12R-3, 55–57 498.95 15.12 5.51 45.92 9.61 0.37 29.94
1259A-53R-2, 145–150 499.95 15.98 8.16 67.97 7.82 0.30 30.30
1259C-12R-4, 6–7 499.96 13.60 4.79 39.92 8.81 0.36 28.77
1259A-53R-3, 148–149 501.48 14.69 7.54 62.82 7.15 0.26 32.60
1259C-13R-3, 21–23 504.81 15.39 5.82 48.45 9.57 0.41 26.91
1259A-54R-1, 1–2 506.61 20.03 6.48 54.00 13.55 0.43 36.71
1259A-54R-1, 62–63 507.22 21.11 5.14 42.79 15.97 0.50 37.26
1259A-54R-2, 0–5 508.10 15.09 6.11 50.90 8.98 0.33 32.00
1259C-14R-2, 62–63 510.72 16.03 5.88 49.01 10.15 0.39 30.20
1259A-55R-1, 97–98 511.57 16.73 5.23 43.54 11.50 0.41 32.97
1259A-55R-2, 91–96 512.96 16.14 8.38 69.77 7.76 0.28 32.30
1259C-15R-2, 75–76 516.05 18.03 6.62 55.14 11.41 0.47 28.58
1259A-56R-2, 3–4 517.19 15.84 4.38 36.51 11.46 0.42 32.16
1259A-56R-2, 140–145 518.56 14.09 10.31 85.88 3.78 0.23 18.90
1259A-57R-2, 0–5 521.80 16.38 7.47 62.25 8.91 0.34 30.75
1259A-57R-3, 0–1 523.30 16.33 7.54 62.81 8.79 0.31 32.70
1259A-57R-6, 10–11 527.90 14.03 10.01 83.38 4.02 0.22 21.65
1259A-57R-6, 72–73 528.52 14.20 5.37 44.70 8.83 0.36 28.95
1259A-58R-2, 112–113 532.40 11.48 5.42 45.19 6.06 0.22 31.73
1259A-58R-4, 0–1 533.81 17.03 2.03 16.94 15.00 0.60 28.94
1259A-58R-4, 0–2 533.81 15.91 2.00 16.64 13.91 0.55 29.30
1259A-58R-6, 46–47 536.91 12.31 10.97 91.38 1.34 0.06 25.34
1259A-58R-7, 92–93 538.05 13.67 2.28 18.96 11.39 0.47 28.02
1259A-59R-1, 5–6 539.55 15.08 0.36 3.01 14.72 0.60 28.46
1259A-59R-2, 23–24 541.19 14.73 1.08 8.96 13.65 0.54 29.46
1259A-59R-4, 129–130 545.12 20.29 3.77 31.38 16.52 0.58 33.40
1259A-59R-5, 126–127 546.40 15.64 2.77 23.11 12.87 0.43 35.18
1259B-24R-3, 141–142 548.01 30.53 1.53 12.71 29.00 0.81 41.65
Unit V (quartz sandstone):




1259A-60R-1, 9–13 549.19 0.02 0.02 0.15 0.00 0.01
1259C-19R-3, 83–84 550.37 6.34 0.37 3.07 5.97 0.11 61.03
1259B-25R-2, 110–111 555.80 0.60 0.16 1.36 0.44 0.04 12.43

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.