Table T2. Isotopic composition of interstitial water, Sites 1109, 1115, and 1118.

Table T2. Isotopic composition of interstitial water, Sites 1109, 1115, and 1118.

Core, section, interval (cm)

Depth (mbsf)

⁸⁷Sr/⁸⁶Sr

2-

uncertainty

Replicate

⁸⁷Sr/⁸⁶Sr

2-
uncertainty

¹⁸O

Replicate
¹⁸O

180-1109B-

1H-1, 35-40 0.4 -0.08

1H-3, 145-150 4.4 -0.08

2H-3, 145-150 9.8 -0.07

180-1109C-

5H-3, 145-150 40.4 0.709014 0.000016

0.16 0.14

11H-3, 145-150 97.4 -0.2

17X-1, 145-150 152.0 0.708796 0.000013

20X-1, 140-150 180.7 0.708788 0.000016 -0.58

28X-4, 140-150 262.2 0.708590 0.000013

30X-1, 140-150 277.0 -0.65

33X-4, 115-120 310.2 0.708377 0.000014

38X-4, 140-150 352.5 -0.62

180-1109D-

4R-3, 96-106 381.6 0.708368 0.000013

11R-3, 122-132 449.3 0.708420 0.000014 -0.71

20R-3, 65-75 535.4 0.708660 0.000013 -0.75

26R-3, 30-40 583.0 0.708850 0.000016 -0.82

29R-2, 93-103 610.9 -0.77

34R-3, 123-133 661.0 0.708856 0.000014 -0.73

36R-2, 140-150 679.3 -0.83

38R-4, 140-150 701.2 0.708708 0.000014 -0.84

40R-2, 29-39 716.6 -0.97

43R-2, 82-89 745.7 0.708179 0.000014 -1.27

180-115A-

1H-1, 23-28 0.2 0.709159 0.000014 -0.09

1H-4, 115-120 4.2 -0.01

180-1115B-

3H-3, 145-150 21.2 0.23 0.24

5H-1, 145-150 37.2 0.29

7H-1, 145-150 56.2 0.709057 0.000017 0.08 0.25

10H-3, 145-150 87.7 0.01

13H-1, 145-150 113.2 -0.15

17H-1, 145-150 151.2 0.708832 0.000014 -0.28

23H-1, 145-150 208.2 -0.52 -0.48

25X-1, 145-150 227.3 -0.55

27X-1, 145-150 246.5 -0.61

29X-1, 145-150 265.8 0.708418 0.000014 0.708443 0.000014 -0.67

180-1115C-

2R-1, 144-150 294.2 -0.77 -0.66

7R-1, 141-146 342.4 -0.78

12R-3, 130-140 392.8 0.708506 0.000013 -0.95

17R-1, 109-119 437.6 -1.18 -1.13

22R-1, 140-150 485.9 -1.21

25R-1, 140-150 514.8 0.708108 0.000016 -1.28 -1.16

28R-1, 20-30 542.4 0.707998 0.000016 -1.31

32R-3, 116-126 584.1 0.707343 0.000014 -1.88

34R-1, 138-148 601.2 0.707143 0.000013 -2.32

40R-2, 140-150 660.7 -2.84

42R-3, 140-150 680.8 0.707388 0.000014 -2.72 -2.67

46R-1, 105-115 716.8 0.707841 0.000013 -2.6 -2.72

50R-5, 90-102 760.1 0.707915 0.000016

54R-4, 140-150 798.1 0.707949 0.000014

180-1118A-

6R-4, 140-150 257.8 0.708525 0.000014 -0.36 -0.54

8R-4, 140-150 278.0 -0.54

10R-2, 140-150 294.3 -0.61

12R-3, 111-121 314.3 -0.79

14R-4, 131-141 335.1 -0.96

16R-5, 91-101 355.9 0.707910 0.000016 -1.13

18R-2, 128-137 371.0 -1.28

20R-6, 134-146 395.8 -1.4

22R-5, 112-123 413.1 -1.35 -1.4

24R-1, 134-146 426.9 -1.45

26R-3, 110-119 448.9 0.707642 0.000016 -1.51

28R-4, 107-117 469.4 -1.55

30R-2, 132-142 486.0 -1.58

32R-2, 131-141 505.3 -1.6 -1.61

34R-3, 116-131 525.7 0.707370 0.000017 0.707385 0.000017 -1.61

36R-2, 135-145 543.5 0.707397 0.000014 -1.63

39R-1, 138-150 571.4 -1.54

42R-4, 98-110 603.6 0.707487 0.000014 -1.44

45R-6, 92-102 634.6 0.707604 0.000014 -1.25

48R-3, 112-122 660.4 -1.09

51R-1, 74-89 686.0 0.708024 0.000014 -1.01

55R-1, 72-87 724.8 -0.91

58R-4, 135-150 758.2 0.708238 0.000013 -0.86

61R-1, 113-128 783.0 -0.87

64R-1, 9-21 810.8 -0.93

67R-2, 135-150 842.2 0.708521 0.000016 -1.09

Core, section, interval (cm)	Depth (mbsf)	⁸⁷Sr/⁸⁶Sr	2- uncertainty	Replicate ⁸⁷Sr/⁸⁶Sr	2- uncertainty	¹⁸O	Replicate ¹⁸O
180-1109B-
1H-1, 35-40	0.4					-0.08
1H-3, 145-150	4.4					-0.08
2H-3, 145-150	9.8					-0.07
180-1109C-
5H-3, 145-150	40.4	0.709014	0.000016			0.16	0.14
11H-3, 145-150	97.4					-0.2
17X-1, 145-150	152.0	0.708796	0.000013
20X-1, 140-150	180.7	0.708788	0.000016			-0.58
28X-4, 140-150	262.2	0.708590	0.000013
30X-1, 140-150	277.0					-0.65
33X-4, 115-120	310.2	0.708377	0.000014
38X-4, 140-150	352.5					-0.62
180-1109D-
4R-3, 96-106	381.6	0.708368	0.000013
11R-3, 122-132	449.3	0.708420	0.000014			-0.71
20R-3, 65-75	535.4	0.708660	0.000013			-0.75
26R-3, 30-40	583.0	0.708850	0.000016			-0.82
29R-2, 93-103	610.9					-0.77
34R-3, 123-133	661.0	0.708856	0.000014			-0.73
36R-2, 140-150	679.3					-0.83
38R-4, 140-150	701.2	0.708708	0.000014			-0.84
40R-2, 29-39	716.6					-0.97
43R-2, 82-89	745.7	0.708179	0.000014			-1.27
180-115A-
1H-1, 23-28	0.2	0.709159	0.000014			-0.09
1H-4, 115-120	4.2					-0.01
180-1115B-
3H-3, 145-150	21.2					0.23	0.24
5H-1, 145-150	37.2					0.29
7H-1, 145-150	56.2	0.709057	0.000017			0.08	0.25
10H-3, 145-150	87.7					0.01
13H-1, 145-150	113.2					-0.15
17H-1, 145-150	151.2	0.708832	0.000014			-0.28
23H-1, 145-150	208.2					-0.52	-0.48
25X-1, 145-150	227.3					-0.55
27X-1, 145-150	246.5					-0.61
29X-1, 145-150	265.8	0.708418	0.000014	0.708443	0.000014	-0.67
180-1115C-
2R-1, 144-150	294.2					-0.77	-0.66
7R-1, 141-146	342.4					-0.78
12R-3, 130-140	392.8	0.708506	0.000013			-0.95
17R-1, 109-119	437.6					-1.18	-1.13
22R-1, 140-150	485.9					-1.21
25R-1, 140-150	514.8	0.708108	0.000016			-1.28	-1.16
28R-1, 20-30	542.4	0.707998	0.000016			-1.31
32R-3, 116-126	584.1	0.707343	0.000014			-1.88
34R-1, 138-148	601.2	0.707143	0.000013			-2.32
40R-2, 140-150	660.7					-2.84
42R-3, 140-150	680.8	0.707388	0.000014			-2.72	-2.67
46R-1, 105-115	716.8	0.707841	0.000013			-2.6	-2.72
50R-5, 90-102	760.1	0.707915	0.000016
54R-4, 140-150	798.1	0.707949	0.000014
180-1118A-
6R-4, 140-150	257.8	0.708525	0.000014			-0.36	-0.54
8R-4, 140-150	278.0					-0.54
10R-2, 140-150	294.3					-0.61
12R-3, 111-121	314.3					-0.79
14R-4, 131-141	335.1					-0.96
16R-5, 91-101	355.9	0.707910	0.000016			-1.13
18R-2, 128-137	371.0					-1.28
20R-6, 134-146	395.8					-1.4
22R-5, 112-123	413.1					-1.35	-1.4
24R-1, 134-146	426.9					-1.45
26R-3, 110-119	448.9	0.707642	0.000016			-1.51
28R-4, 107-117	469.4					-1.55
30R-2, 132-142	486.0					-1.58
32R-2, 131-141	505.3					-1.6	-1.61
34R-3, 116-131	525.7	0.707370	0.000017	0.707385	0.000017	-1.61
36R-2, 135-145	543.5	0.707397	0.000014			-1.63
39R-1, 138-150	571.4					-1.54
42R-4, 98-110	603.6	0.707487	0.000014			-1.44
45R-6, 92-102	634.6	0.707604	0.000014			-1.25
48R-3, 112-122	660.4					-1.09
51R-1, 74-89	686.0	0.708024	0.000014			-1.01
55R-1, 72-87	724.8					-0.91
58R-4, 135-150	758.2	0.708238	0.000013			-0.86
61R-1, 113-128	783.0					-0.87
64R-1, 9-21	810.8					-0.93
67R-2, 135-150	842.2	0.708521	0.000016			-1.09