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Table T7. Interstitial water geochemistry, Site 1115. (Continued on next page.)
 
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)
NH4
(µM)
Sr
(µM)
SiO2
(µM)

180-1115A-





















1H-1, 23-28

0.23

7.91

3.126

34.5

553

550

28.4

473

11.1

52.0

10.4

0.20

28

0

96

291

1H-3, 145-150

2.95

7.78

3.472

34.5

558

554

28.9

474

12.1

52.4

10.2

0.19

27

0

96

399

1H-4, 115-120

4.15

7.78

3.58

34.5

549

552

27.6

472

12.2

51.8

9.9

0.19

27

0

134

454

180-1115B-





















2H-1, 145-150

8.65

7.78

3.894

34

549

552

27.1

479

12.4

51.6

9.4

0.18

27

181

146

471

3H-3, 145-150

21.15

7.70

4.693

35

553

555

26.0

481

12.4

51.6

8.9

0.17

27

332

216

520

4H-1, 145-150

27.65

7.78

4.809

34

554

559

24.8

481

12.2

50.6

8.3

0.16

25

351

243

493

5H-1, 145-150

37.15

7.76

5.096

34

555

561

23.0

480

12.6

49.0

7.7

0.16

25

565

293

528

6H-1, 145-150

46.65

7.86

5.542

34

553

562

22.8

484

12.7

48.9

7.6

0.16

26

685

317

520

7H-1, 145-150

56.15

7.74

5.887

34

554

557

18.5

482

12.3

46.3

6.9

0.15

26

741

328

530

8H-1, 145-150

65.65

7.86

5.959

34

552

559

16.6

481

12.1

44.7

6.5

0.15

25

927

338

540

9H-3, 145-150

78.15

7.81

5.564

33

551

558

14.5

479

12.7

42.3

5.5

0.13

26

1028

296

501

10H-3, 145-150

87.65

7.92

6.096

32

548

557

12.3

467

12.0

40.9

5.5

0.13

24

1174

300

518

11H-1, 145-150

94.15

7.92

5.719

32

548

555

11.0

470

12.2

40.3

5.3

0.13

24

1163

283

547

12H-1, 145-150

103.65

7.85

6.179

32

542

559

9.1

467

11.4

39.1

5.4

0.14

24

1210

267

557

13H-1, 145-150

113.15

7.55

5.874

32

542

558

7.7

468

11.6

38.4

5.2

0.14

23

1326

249

533

14H-1, 145-150

122.65

7.86

5.626

32

544

558

6.8

466

11.3

37.9

5.4

0.14

24

1288

239

444

15H-1, 145-150

132.15

7.88

5.85

32

543

557

5.9

463

11.1

37.3

5.1

0.14

24

1347

229

486

16H-2, 145-150

143.15

7.83

5.232

32

540

556

4.6

459

11.0

36.5

5.2

0.14

24

1386

215

434

17H-1, 145-150

151.15

7.85

5.008

32

542

557

3.7

460

11.0

36.1

5.5

0.15

24

1486

210

432

18H-2, 145-150

162.15

7.79

4.779

31

545

556

2.8

457

11.3

34.6

5.7

0.17

24

1514

209

392

19H-1, 145-150

170.15

7.88

5.142

31

544

553

2.2

452

10.5

34.4

5.5

0.16

24

1391

206

510

20H-1, 145-150

179.65

7.92

5.185

30

538

556

1.5

451

10.5

34.1

5.6

0.16

24

1660

205

543

21H-1, 145-150

189.15

7.9

5.162

30

535

552

0.9

452

10.4

33.1

5.5

0.17

24

1580

198

510

22H-1, 145-150

198.65

7.85

5.176

30

534

553

0.0

451

10.5

32.0

5.4

0.17

24

1610

192

390

23H-1, 145-150

208.15

7.88

5.159

30

538

531

0.0

433

10.4

31.5

5.7

0.18

23

1636

188

510

24X-1, 145-150

217.65

7.85

5.373

30

536

537

1.2

451

10.6

33.4

6.2

0.19

23

1379

183

663

25X-1, 145-150

227.25

7.83

5.815

30

538

527

0.6

433

10.1

31.1

6.2

0.20

25

1665

192

715

26X-1, 115-120

236.55

7.69

5.848

30

528

526

0.7

433

10.3

31.0

6.6

0.21

30

1792

183

767

27X-1, 145-150

246.45

7.92

6.068

30

526

521

0.1

425

9.9

30.7

6.8

0.22

36

1792

185

757

28X-1, 145-150

256.05

7.92

6.385

30

522

526

0.0

424

9.9

31.2

7.8

0.25

39

1749

195

760

29X-1, 145-150

265.75

7.48

6.489

30

523

520

1.0

426

10.1

32.5

7.6

0.24

47

1792

193

893

31X-2, 145-150

286.45

8

5.842

30

523

523

0.7

422

10.4

32.4

7.9

0.24

49

1983

212

720

180-1115C-





















2R-1, 144-150

294.24

7.86

6.709

30

530

532

0.1

424

9.6

33.6

9.0

0.27

51

1851

225

751

3R-5, 115-120

309.65

7.58

5.8

30

530

534

0.2

425

9.6

34.1

9.4

0.27

55

1780

234

795

4R-1, 146-151

313.56

7.86

5.863

30

533

534

1.7

427

9.2

35.4

10.0

0.28

52

1773

234

751

5R-1, 120-127

322.90

7.8

5.535

30

528

534

0.5

424

9.2

34.8

10.0

0.29

53

1879

244

773

6R-1, 140-145

332.80

7.73

5.404

30

534

537

0.6

432

9.0

36.7

10.5

0.29

54

1757

256

766

7R-1, 141-146

342.41

7.79

5.003

30

536

543

1.2

430

8.8

35.6

10.6

0.30

52

1784

263

768

8R-1, 79-84

351.39

7.76

3.437

30

539

542

0.0

427

8.9

35.0

10.7

0.31

52

1853

282

610

9R-1, 113-119

361.03

7.76

3.778

30.5

538

546

1.0

429

8.5

37.1

13.0

0.35

51

1857

305

686

10R-1, 145-150

370.95

7.79

3.966

30.5

542

552

0.3

424

8.0

36.9

12.7

0.34

53

1763

343

859

11R-4, 30-41

383.72

7.78

3.226

31

539

555

0.9

426

7.6

37.4

13.2

0.35

47

1684

348

730

12R-3, 130-140

392.80

8.01

1.989

31

544

559

0.0

428

7.7

36.6

13.4

0.37

46

1744

351

588

13R-2, 0-4

399.60

8.03

1.892

31

546

560

0.1

421

6.9

37.1

14.5

0.39

45

1719

361

591

14R-1, 135-144

409.05

8.26

1.342

31

546

563

0.0

422

6.5

37.1

15.2

0.41

46

1617

369

508

15R-2, 140-150

420.20

8.14

1.273

31

548

571

0.2

422

5.5

37.8

17.6

0.47

48

1608

362

135

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