Table 11.

Table T11. Interstitial water geochemistry, Sites 1110, 1111, and 1112.

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

180-1110B-

1H-1, 30-35
0.30
7.81
3.389
34
558
563
28.6
473
11.5
50.5
10.2
0.20
20
336

1H-1, 145-150
1.45
7.86
4.499
34
559
562
28.2
472
11.7
49.9
9.9
0.20
16
531

1H-2, 145-150
2.95
7.78
5.471
34
558
565
27.6
473
10.8
50.6
10.0
0.20
15
460

1H-3, 145-150
4.45
7.92
5.340
34
561
566
27.6
474
11.4
49.0
9.4
0.19
16
476

180-1111A-

8R-1, 145-150
69.15
7.95
15.529
34
570
576
16.0
481
11.0
50.4
4.2
0.08
12
584

13R-1, 101-106
117.11
7.86
23.229
34
574
577
5.0
467
11.2
39.8
2.9
0.07
19
758

14R-1, 143-150
127.23
8.05
26.905
33
563
574
1.5
470
11.4
37.8
2.6
0.07
13
744

180-1112A-

1R-1, 145-150
1.45
7.88
3.633
35
558
564
29.0
469
11.2
47.2
10.3
0.22
41
376

Core, section, interval (cm)	Depth (mbsf)	pH	Alkalinity (mM)	Salinity	Cl (T) (mM)	Cl (IC) (mM)	SO₄(mM)	Na (mM)	K (mM)	Mg (mM)	Ca (mM)	Ca/Mg	Li (µM)	SiO₂(µM)
180-1110B-
1H-1, 30-35	0.30	7.81	3.389	34	558	563	28.6	473	11.5	50.5	10.2	0.20	20	336
1H-1, 145-150	1.45	7.86	4.499	34	559	562	28.2	472	11.7	49.9	9.9	0.20	16	531
1H-2, 145-150	2.95	7.78	5.471	34	558	565	27.6	473	10.8	50.6	10.0	0.20	15	460
1H-3, 145-150	4.45	7.92	5.340	34	561	566	27.6	474	11.4	49.0	9.4	0.19	16	476
180-1111A-
8R-1, 145-150	69.15	7.95	15.529	34	570	576	16.0	481	11.0	50.4	4.2	0.08	12	584
13R-1, 101-106	117.11	7.86	23.229	34	574	577	5.0	467	11.2	39.8	2.9	0.07	19	758
14R-1, 143-150	127.23	8.05	26.905	33	563	574	1.5	470	11.4	37.8	2.6	0.07	13	744
180-1112A-
1R-1, 145-150	1.45	7.88	3.633	35	558	564	29.0	469	11.2	47.2	10.3	0.22	41	376

Note: Cl (T) = chloride by titration, Cl (IC) = chloride by ion chromatography.