Table 2 Elemental and Ca isotope data for bulk zeolite minerals.

From: Large calcium isotope fractionations by zeolite minerals from Iceland

Sample ID

Ca (µmol/g)

Na (µmol/g)

Sr (nmol/g)

Si (µmol/g)

Al (µmol/g)

δ44/40Ca (‰)

Heulandite

 HD_1

1243

426

23,551

9706

3130

−1.74

 HD_11

1350

468

26,254

9713

3209

−1.72

 HD_18

1219

456

24,593

9753

3062

−1.69

 HD_23

1280

447

26,143

9674

3107

−1.90

 HD_28

1305

429

21,123

−2.00

Chabazite

 CZ_54

1698

163

17,815

7995

3662

−1.72

 CZ_56b

1644

216

11,681

8211

3550

−1.48

 CZ_61

1640

317

12,881

8240

3621

−1.49

 CZ_62

1734

199

18,117

8003

3729

−1.62

Thomsonite

 TM_57

1368

328

51.5

9293

3240

−0.91

 TM_58

1415

474

38.1

9263

3211

−0.87

 TM_63

1412

680

120

8960

3483

−1.04

Stilbite

 SB_17

1417

161

41.1

9796

2946

−0.62

 SB_69

1401

157

95.5

9543

2750

−0.68

 SB_73

1462

209

535

9651

3015

−0.85

Mesolite

 MS_50

1786

1689

3951

7183

5604

−1.78

Scolecite

 SC_3

1857

80.2

53.7

7940

4907

−0.84

  1. Analyses not made due to limited sample sizes are marked with “—”.