Table 7.

Table T7. Interstitial water geochemistry, Hole 1108B.

Core, section,
interval (cm) Depth
(mbsf) Salinity pH Alkalinity
(mM) Na
mM) K
(mM) Mg
(mM) Ca
(mM) Cl
(mM) SO₄(mM) SiO₂(µM) Li
(µM) Sr
(µM) Ca/Mg

180-1108B-

1R-1, 65-70

0.65

35

7.83

3.215
482

12.1

50.6

9.9

555

28.2

339

30

86

0.19

10R-1, 122-127

83.12

33

8.21

3.172
475

8.4

40.5

9.9

582

7.1

374

21

202

0.24

18R-4, 135-145

164.45

34

7.68

0.974
452

5.7

38.7

18.2

567

18.1

139

43

374

0.47

19R-1, 79-89

169.09

34

467

4.3

28.9

27.1

603

0.0

173

62

433

0.94

22R-4, 0-15

201.70

34

457

3.4

24.1

37.2

605

0.7

180

35

759

1.54

25R-1, 0-15

226.00

35

469

3.2

22.9

40.9

601

1.6

186

42

706

1.79

29R-3, 88-98

267.13

36

8.52

1.030
480

3.3

18.4

46.4

648

0.0

148

43

424

2.53

33R-1, 123-133

303.53

36

474

2.7

31.4

38.9

636

0.9

178

61

297

1.24

37R-2, 135-142

343.45

38

498

3.6

30.4

46.4

674

0.0

167

72

225

1.52

42R-5, 40-55

391.96

39

518

2.9

22.1

59.1

678

0.4

164

136

2.67

Core, section, interval (cm)	Depth (mbsf)	Salinity	pH	Alkalinity (mM)	Na mM)	K (mM)	Mg (mM)	Ca (mM)	Cl (mM)	SO₄(mM)	SiO₂(µM)	Li (µM)	Sr (µM)	Ca/Mg
180-1108B-
1R-1, 65-70	0.65	35	7.83	3.215	482	12.1	50.6	9.9	555	28.2	339	30	86	0.19
10R-1, 122-127	83.12	33	8.21	3.172	475	8.4	40.5	9.9	582	7.1	374	21	202	0.24
18R-4, 135-145	164.45	34	7.68	0.974	452	5.7	38.7	18.2	567	18.1	139	43	374	0.47
19R-1, 79-89	169.09	34			467	4.3	28.9	27.1	603	0.0	173	62	433	0.94
22R-4, 0-15	201.70	34			457	3.4	24.1	37.2	605	0.7	180	35	759	1.54
25R-1, 0-15	226.00	35			469	3.2	22.9	40.9	601	1.6	186	42	706	1.79
29R-3, 88-98	267.13	36	8.52	1.030	480	3.3	18.4	46.4	648	0.0	148	43	424	2.53
33R-1, 123-133	303.53	36			474	2.7	31.4	38.9	636	0.9	178	61	297	1.24
37R-2, 135-142	343.45	38			498	3.6	30.4	46.4	674	0.0	167	72	225	1.52
42R-5, 40-55	391.96	39			518	2.9	22.1	59.1	678	0.4	164	136		2.67

Note: Blanks indicate no measurement.