Table T11. Calcium carbonate, inorganic carbon, total carbon, total nitrogen, total sulfur, and total organic carbon contents in sediments, Site 1253.
Core, section,
interval (cm)
Piece
Depth
(mbsf)
CaCO3
(wt%)
IC
(wt%)
TC
(wt%)
TN
(wt%)
TS
(wt%)
TOC
(wt%)
TOC/TN
Comments
205-1253A-









1R-1, 13-29
370.13 59.70 7.17 7.11 0.01 0.19 0.00 ND
1R-1, 30-31
370.30 51.14 6.14 6.26 0.02 0.00 0.12 ND
2R-2, 74-75
377.84 35.91 4.31 4.36 0.01 0.08 0.05 ND
2R-2, 85-104
377.95 42.10 5.05 5.12 0.00 0.06 0.07 ND
2R-3, 133-135
379.47 31.99 3.84 7.05 0.02 0.16 3.21 ND
2R-4, 60-62
380.24 53.75 6.45 6.46 0.01 0.07 0.01 ND
3R-1, 7-23
385.27 64.14 7.70 7.92 0.00 0.01 0.22 ND
3R-1, 32-33
385.52 55.69 6.69 6.62 0.00 0.14 0.00 ND
3R-1, 118-119
386.38 44.81 5.38 5.62 0.02 0.15 0.24 ND
3R-2, 23-24
386.93 45.39 5.45 5.54 0.02 0.06 0.09 ND
4R-1, 132-134
396.22 1.72 0.21 0.43 0.02 0.00 0.22 ND
4R-3, 26-39
398.16 0.64 0.08 0.04 0.00 0.03 0.00 ND
4R-3, 100-120
398.90 0.88 0.11 0.10 0.00 0.02 0.00 ND
4R-CC, 3-7 1 399.98 0.31 0.04 0.04 0.00 0.00 0.00 ND Top, Subunit 4A
6R-3, 103-105 1D 407.29 0.31 0.04 0.07 0.00 0.02 0.03 ND Gabbro (reference)
10R-1, 73-80 5B 430.63 0.15 0.02 0.04 0.00 0.00 0.02 ND Base, Subunit 4A
10R-2, 59-73
431.31 32.90 3.95 4.69 0.00 0.11 0.74 ND
11R-1, 81-96
436.91 57.60 6.91 6.90 0.00 0.04 0.00 ND
12R-1, 26-28 1 442.26 0.23 0.03 0.02 0.01 0.00 0.00 ND Top, Subunit 4B
13R-1, 48-53 8 451.08 0.17 0.02 0.02 0.01 0.00 0.00 ND Voids
17R-1, 30-32 2 476.80 0.31 0.04 0.03 0.00 0.00 0.00 ND Gabbro (reference)
18R-4, 120-127 4 485.33 4.50 0.54 0.54 0.00 0.00 0.00 ND Vein
18R-5, 15-20 1 485.58 4.85 0.58 0.58 0.01 0.00 0.00 ND Vein
20R-1, 9-14 2 490.19 3.32 0.40 0.40 0.01 0.00 0.00 ND Vein
22R-2, 48-57 1A 494.56 0.29 0.03 0.03 0.00 0.00 0.00 ND Vein
25R-1, 14-17 2 513.14 0.11 0.01 0.02 0.01 0.00 0.01 ND Dropstone in Subunit 4B
25R-1, 88-91 9C 513.88 0.31 0.04 0.06 0.02 0.00 0.02 ND Voids
27R-1, 9-10 3 519.29 0.24 0.03 0.07 0.01 0.01 0.04 ND Dropstone in Subunit 4B
27R-1, 91-98 7C 520.11 0.31 0.04 0.05 0.01 0.00 0.01 ND Vein
32R-3, 37-45 3A 546.12 5.38 0.65 0.68 0.00 0.20 0.03 ND Vein
39R-1, 121-126 14 578.41 3.13 0.38 0.39 0.01 0.00 0.01 ND Vein
42R-2, 70-84 1D 592.10 10.82 1.30 1.71 0.00 0.04 0.41 ND Vein
43R-3, 120-127 11 598.93 0.16 0.02 0.05 0.00 0.01 0.03 ND Vein

Notes: IC = inorganic carbon, TC = total carbon, TN = total nitrogen, TS = total sulfur, TOC = total organic carbon. ND = not determined. The accuracies for TS and TN are low ~20% (see "Organic Geochemistry" in the "Explanatory Notes" chapter).