Table 9.

Table T9. Calcium carbonate, carbon, nitrogen, and sulfur contents in sediments, Site 1115.

Core, section,
interval (cm) Depth
(mbsf) Inorganic
carbon
(wt%) CaCO₃(wt%) Organic
carbon
(wt%) Total
nitrogen
(wt%) C/N Total
sulfur
(wt%)

180-1115A-

1H-3, 131.5-132.5
2.82
8.78
73.20
0.07
0.05
1
0.12

180-1115B-

1H-2, 131-132
2.81
8.76
73.00

0.10

1H-5, 87-88
6.87
9.29
77.40

0.01

0.08

2H-2, 71-73
9.41
7.96
66.30
0.08

0.13

3H-1, 50-51
17.20
7.51
62.60

0.08

4H-1, 66-67
26.86
7.47
62.20
0.12

0.08

6H-1, 43-43.5
45.63
7.78
64.90

0.22

7H-1, 48-48.5
55.18
5.95
49.60

8H-1, 66-67
64.86
7.34
61.20

0.53

9H-6, 90-91
82.10
6.88
57.30
0.03

0.16

10H-4, 142.5-144
89.13
6.67
55.60
0.02

0.19

11H-2, 127-129
95.47
7.74
64.50
0.11

12H-4, 140-141
108.10
7.06
58.80
0.03

0.18

13H-6, 129-130
120.49
6.61
55.10
0.13

14H-4, 59.5-60.5
126.29
4.23
35.30

0.09

15H-4, 115-116
136.35
5.83
48.60

0.09

16H-1, 54-56
140.74
4.22
35.20
0.12

0.18

17H-2, 50-51
151.70
5.22
43.50
0.05

18H-1, 43-44
159.63
5.63
46.90
0.06

0.09

19H-1, 26-27
168.96
5.87
48.90

20H-1, 32-33
178.52
4.76
39.70
0.28

21H-1, 34.5-35
188.04
5.02
41.90
0.30

22H-1, 31-32
197.51
4.21
35.10
0.42

0.10

23H-1, 28-29
206.98
4.41
36.80
0.29

24X-3, 118-119
220.38
3.10
25.90
0.36

1.29

25X-3, 118-120
229.98
3.59
29.90
0.53

1.46

26X-4, 67.5-68.5
240.57
5.43
45.30
0.27

0.61

27X-4, 60-61
250.10
2.42
20.20
0.41

0.78

28X-1, 84-85
255.44
2.81
23.40
0.29

0.67

29X-7, 18-19
273.48
2.16
18.00
0.41
0.01
41
0.43

31X-1, 32-33
283.82
2.45
20.50
0.47

0.28

180-1115C-

1R-1, 30-31
283.50
2.22
18.60
0.37

0.61

2R-1, 12-13
292.92
9.00
75.00
0.24

0.16

2R-1, 38-40
293.18
1.92
16.00
0.68

0.62

3R-1, 19-20
302.69
2.27
19.00
0.68

0.47

4R-1, 107-109
313.17
2.39
20.00
0.42

0.39

5R-1, 39-41
322.09
2.73
22.80
0.46

6R-1, 32-33
331.72
2.47
20.60
0.43
0.03
14
0.54

7R-1, 79-81
341.79
2.59
21.60
0.66
0.04
17
0.47

8R-2, 18-20
351.62
2.66
22.20
0.84
0.06
14
0.59

9R-4, 34-35
364.05
2.69
22.40
0.43
0.02
22
0.13

10R-4, 113.5-115.5
375.14
2.47
20.60
0.44

1R-1, 14-16
379.24
2.86
23.90
0.52
0.04
13
0.39

12R-1, 30-32
388.80
2.11
17.60
0.40

0.21

13R-1, 77-78
398.87
2.81
23.40
0.60
0.02
30
0.29

14R-1, 53-54
408.23
3.53
29.50
0.28
0.02
14

15R-1, 59-60
417.89
4.72
39.30
0.45
0.03
15

16R-CC, 5-6
428.60
4.05
33.80
0.22

17R-2, 54-55.5
438.23
1.89
15.80
0.32

18R-2, 66-68
448.24
1.73
14.50
0.32

19R-CC, 8-9
456.10
6.28
52.30
0.22

21R-1, 11-12
475.01
2.36
19.70
0.08

21R-2, 7-8
475.79
2.54
21.20
0.24

22R-5, 12-13
489.88
2.83
23.60
0.36
0.02
18

23R-2, 143-144
496.91
2.94
24.50
0.33
0.01
33

24R-1, 112-113
504.92
1.17
9.80
0.23

25R-2, 43-44
515.33
0.03
0.30
0.66
0.03
22
0.24

26R-1, 13-14
523.13
4.63
38.60
0.23

27R-1, 19-20
532.79
2.35
19.60

28R-1, 67-68
542.87
4.92
41.00
0.26

29R-1, 78-80
552.58
6.38
53.20
0.15

29R-1, 124-125
553.04
0.18
1.50
0.02

29R-2, 99-100
554.24
0.10
0.80
0.12

30R-2, 125-126
563.18
0.03
0.30
3.84

6.52

30R-4, 56-57
565.36
0.03
0.30
0.04

1.49

31R-1, 101.5-102
572.02
4.87
40.60
0.02

0.89

32R-1, 46-47
581.06
0.09
0.80
0.08

0.36

33R-1, 22-23
590.42
0.20
1.70
0.03

0.07

34R-1, 50-51
600.30
1.10
9.20
0.13

0.32

35R-4, 24-25
613.91
0.19
1.60
0.11

0.27

36R-1, 85-86
619.95
0.21
1.80
0.01

1.64

40R-3, 84-85
661.64
0.82
6.90
0.69

0.31

41R-4, 7-8
671.93
1.22
10.20
0.80

0.40

42R-4, 69-70
681.58
1.01
8.50
0.63

0.45

43R-2, 53-55
688.83
1.05
8.80
0.58

0.27

44R-1, 30-32
696.80
1.06
8.90
0.66

0.57

45R-1, 49-50
706.59
1.15
9.70
0.61

0.27

46R-2, 7-9
716.92
1.13
9.40
0.54

0.33

47R-2, 3-5
726.79
0.62
5.20
0.23

48R-1, 41-43
735.51
0.87
7.30
0.54

0.33

49R-2, 21-22
746.20
0.85
7.10
0.80

0.46

50R-1, 29-30
754.59
1.05
8.80
0.85

0.50

51R-2, 62-63
765.84
0.89
7.50
0.33

0.56

53R-3, 15-16
786.19
0.95
8.00
0.45

0.23

54R-7, 105-106
801.88
1.01
8.50
0.51

0.19

Core, section, interval (cm)	Depth (mbsf)	Inorganic carbon (wt%)	CaCO₃(wt%)	Organic carbon (wt%)	Total nitrogen (wt%)	C/N	Total sulfur (wt%)
180-1115A-
1H-3, 131.5-132.5	2.82	8.78	73.20	0.07	0.05	1	0.12
180-1115B-
1H-2, 131-132	2.81	8.76	73.00				0.10
1H-5, 87-88	6.87	9.29	77.40		0.01		0.08
2H-2, 71-73	9.41	7.96	66.30	0.08			0.13
3H-1, 50-51	17.20	7.51	62.60				0.08
4H-1, 66-67	26.86	7.47	62.20	0.12			0.08
6H-1, 43-43.5	45.63	7.78	64.90				0.22
7H-1, 48-48.5	55.18	5.95	49.60
8H-1, 66-67	64.86	7.34	61.20				0.53
9H-6, 90-91	82.10	6.88	57.30	0.03			0.16
10H-4, 142.5-144	89.13	6.67	55.60	0.02			0.19
11H-2, 127-129	95.47	7.74	64.50	0.11
12H-4, 140-141	108.10	7.06	58.80	0.03			0.18
13H-6, 129-130	120.49	6.61	55.10	0.13
14H-4, 59.5-60.5	126.29	4.23	35.30				0.09
15H-4, 115-116	136.35	5.83	48.60				0.09
16H-1, 54-56	140.74	4.22	35.20	0.12			0.18
17H-2, 50-51	151.70	5.22	43.50	0.05
18H-1, 43-44	159.63	5.63	46.90	0.06			0.09
19H-1, 26-27	168.96	5.87	48.90
20H-1, 32-33	178.52	4.76	39.70	0.28
21H-1, 34.5-35	188.04	5.02	41.90	0.30
22H-1, 31-32	197.51	4.21	35.10	0.42			0.10
23H-1, 28-29	206.98	4.41	36.80	0.29
24X-3, 118-119	220.38	3.10	25.90	0.36			1.29
25X-3, 118-120	229.98	3.59	29.90	0.53			1.46
26X-4, 67.5-68.5	240.57	5.43	45.30	0.27			0.61
27X-4, 60-61	250.10	2.42	20.20	0.41			0.78
28X-1, 84-85	255.44	2.81	23.40	0.29			0.67
29X-7, 18-19	273.48	2.16	18.00	0.41	0.01	41	0.43
31X-1, 32-33	283.82	2.45	20.50	0.47			0.28
180-1115C-
1R-1, 30-31	283.50	2.22	18.60	0.37			0.61
2R-1, 12-13	292.92	9.00	75.00	0.24			0.16
2R-1, 38-40	293.18	1.92	16.00	0.68			0.62
3R-1, 19-20	302.69	2.27	19.00	0.68			0.47
4R-1, 107-109	313.17	2.39	20.00	0.42			0.39
5R-1, 39-41	322.09	2.73	22.80	0.46
6R-1, 32-33	331.72	2.47	20.60	0.43	0.03	14	0.54
7R-1, 79-81	341.79	2.59	21.60	0.66	0.04	17	0.47
8R-2, 18-20	351.62	2.66	22.20	0.84	0.06	14	0.59
9R-4, 34-35	364.05	2.69	22.40	0.43	0.02	22	0.13
10R-4, 113.5-115.5	375.14	2.47	20.60	0.44
1R-1, 14-16	379.24	2.86	23.90	0.52	0.04	13	0.39
12R-1, 30-32	388.80	2.11	17.60	0.40			0.21
13R-1, 77-78	398.87	2.81	23.40	0.60	0.02	30	0.29
14R-1, 53-54	408.23	3.53	29.50	0.28	0.02	14
15R-1, 59-60	417.89	4.72	39.30	0.45	0.03	15
16R-CC, 5-6	428.60	4.05	33.80	0.22
17R-2, 54-55.5	438.23	1.89	15.80	0.32
18R-2, 66-68	448.24	1.73	14.50	0.32
19R-CC, 8-9	456.10	6.28	52.30	0.22
21R-1, 11-12	475.01	2.36	19.70	0.08
21R-2, 7-8	475.79	2.54	21.20	0.24
22R-5, 12-13	489.88	2.83	23.60	0.36	0.02	18
23R-2, 143-144	496.91	2.94	24.50	0.33	0.01	33
24R-1, 112-113	504.92	1.17	9.80	0.23
25R-2, 43-44	515.33	0.03	0.30	0.66	0.03	22	0.24
26R-1, 13-14	523.13	4.63	38.60	0.23
27R-1, 19-20	532.79	2.35	19.60
28R-1, 67-68	542.87	4.92	41.00	0.26
29R-1, 78-80	552.58	6.38	53.20	0.15
29R-1, 124-125	553.04	0.18	1.50	0.02
29R-2, 99-100	554.24	0.10	0.80	0.12
30R-2, 125-126	563.18	0.03	0.30	3.84			6.52
30R-4, 56-57	565.36	0.03	0.30	0.04			1.49
31R-1, 101.5-102	572.02	4.87	40.60	0.02			0.89
32R-1, 46-47	581.06	0.09	0.80	0.08			0.36
33R-1, 22-23	590.42	0.20	1.70	0.03			0.07
34R-1, 50-51	600.30	1.10	9.20	0.13			0.32
35R-4, 24-25	613.91	0.19	1.60	0.11			0.27
36R-1, 85-86	619.95	0.21	1.80	0.01			1.64
40R-3, 84-85	661.64	0.82	6.90	0.69			0.31
41R-4, 7-8	671.93	1.22	10.20	0.80			0.40
42R-4, 69-70	681.58	1.01	8.50	0.63			0.45
43R-2, 53-55	688.83	1.05	8.80	0.58			0.27
44R-1, 30-32	696.80	1.06	8.90	0.66			0.57
45R-1, 49-50	706.59	1.15	9.70	0.61			0.27
46R-2, 7-9	716.92	1.13	9.40	0.54			0.33
47R-2, 3-5	726.79	0.62	5.20	0.23
48R-1, 41-43	735.51	0.87	7.30	0.54			0.33
49R-2, 21-22	746.20	0.85	7.10	0.80			0.46
50R-1, 29-30	754.59	1.05	8.80	0.85			0.50
51R-2, 62-63	765.84	0.89	7.50	0.33			0.56
53R-3, 15-16	786.19	0.95	8.00	0.45			0.23
54R-7, 105-106	801.88	1.01	8.50	0.51			0.19

Note: Blanks indicate values below detection limit, except for C/N ratio where blanks indicate an undefined value.