Sample

⁸⁶Sr (μmol)

Sr

(μg/g)

⁸⁷Rb (μmol)

Rb (μg/g)

⁸⁷Rb/⁸⁶Sr

⁸⁷Sr/⁸⁶Sr [fc]

2 se

⁸⁷Sr/⁸⁶Sr [fc] corrected

Anhydrite ST4

0.024124

410.7

0.00019

1.12

0.007825

0.707595

0.000016

0.707595

Anhydrite ST5

0.030156

475.0

0.00017

1.01

0.005497

0.707484

0.000019

0.707461

AnhydritST12

0.001302

23.1

0.00007

0.463

0.057561

0.707653

0.000044

0.707630

Carnallite ST11

0.015876

284.0

69.8

69.8

0.706835

0.707904

0.000017

0.707881

Carnallite ST10

0.002626

46.8

53.0

53.0

3.230726

0.709293

0.000013

0.709270

Carnallite ST9

0.002016

35.7

60.6

60.6

4.886292

0.709171

0.000047

0.709148

Carnallite ST8

0.002483

43.9

45.6

45.6

2.986739

0.709636

0.000130

0.709613