Table 1 Pre-injection conditions, cation, anion concentrations and stable carbon isotope ratio

From: Rapid mineralisation of carbon dioxide in peridotites

Sample ID

Groundwater

Injection solution

T (°C)

35.20

35.00

pH

11.02

4.10

conductivity (mS/cm)

1.70

1.70

Ca (mmol/L)

3.61

1.73

Mg (mmol/L)

0.002

0.55

Na (mmol/L)

5.49

2.23

Si (mmol/L)

0.012

0.004

Br (mmol/L)

0.00

4.42

Br (ppm)

0.00

353.20

Cl (mmol/L)

8.70

4.32

SO42− (mmol/L)

0.57

0.60

DIC (mmol/L)

154.80

122,300.00

δ13CDIC (‰VPDB)

−20.10

−33.50

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