Table 2.
Post-injection conditions, elemental concentrations (from Snæbjörnsdóttir et al.8) and Ca isotope ratios
| Sample | Sampling date | pH | Na (mg/ml) | Ca (μg/ml) | Sr (ng/ml) | Li (ng/ml) | Calcite SI | δ44/40Ca | 2 s.e. |
|---|---|---|---|---|---|---|---|---|---|
| 12KGM08 | 09/02/2012 | 8.98 | 50.8 | 5.44 | 3.38 | 0.28 | 0.44 | 1.54 | 0.03 |
| 12KGM11 | 16/02/2012 | 7.94 | 52.0 | 7.81 | 4.67 | 0.29 | −0.28 | 1.12 | 0.05 |
| 12KGM19 | 27/02/2012 | 7.18 | 54.3 | 9.56 | 5.62 | 0.31 | −0.88 | 1.05 | 0.04 |
| 12KGM25 | 08/03/2012 | 6.79 | 53.2 | 14.4 | 8.58 | 0.35 | −1.07 | 0.89 | 0.05 |
| 12KGM33 | 26/03/2012 | 6.71 | 54.6 | 16.3 | 10.0 | 0.36 | −1.08 | 1.09 | 0.04 |
| 12KGM44 | 18/04/2012 | 7.70 | 54.6 | 12.0 | 7.62 | 0.35 | −0.28 | 1.29 | 0.04 |
| 12KGM49 | 04/05/2012 | 9.00 | 55.8 | 6.50 | 4.23 | 0.32 | 0.57 | 2.13 | 0.06 |
| 12KGM60 | 30/05/2012 | 8.81 | 53.7 | 8.75 | 5.87 | 0.32 | 0.57 | 2.11 | 0.04 |
| 12SOS01 | 28/06/2012 | 7.36 | 55.0 | 11.9 | 8.14 | 0.36 | −0.60 | 1.07 | 0.04 |
| 12SOS09 | 17/07/2012 | 8.28 | 55.8 | 10.9 | 7.86 | 0.36 | 0.25 | 1.91 | 0.05 |
| rpt | 1.94 | 0.04 | |||||||
| 12SOS15 | 31/07/2012 | 8.32 | 55.9 | 11.3 | 8.13 | 0.35 | 0.37 | 2.13 | 0.05 |
| rpt | 1.99 | 0.06 | |||||||
| 12SOS21 | 14/08/2012 | 7.25 | 57.0 | 14.3 | 9.96 | 0.43 | −0.79 | 0.80 | 0.05 |
| 12SOS28 | 28/08/2012 | 7.50 | 57.9 | 13.1 | 9.57 | 0.44 | 0.02 | 1.64 | 0.06 |
| 12SOS34 | 24/09/2012 | 8.23 | 60.5 | 12.1 | 9.53 | 0.36 | 0.29 | 2.18 | 0.02 |
| 12SOS39 | 29/10/2012 | 8.26 | 61.6 | 11.0 | 9.45 | 0.46 | 0.22 | 2.18 | 0.04 |
| 13SOS01 | 07/01/2013 | 8.73 | 62.7 | 6.85 | 7.42 | 0.42 | 0.41 | 2.02 | 0.04 |
| 13SOS10 | 16/04/2013 | 8.76 | 62.4 | 7.19 | 7.38 | 0.44 | 0.47 | 2.10 | 0.03 |
| 13SOS17 | 10/06/2013 | 8.86 | 60.4 | 7.13 | 7.43 | 0.56 | 0.54 | 1.54 | 0.03 |
| 14SOS11 | 17/03/2014 | 9.08 | 63.7 | 3.49 | 4.12 | 0.56 | 0.31 | 1.39 | 0.05 |
These samples are a time series from the monitoring well HN-4 with a constant temperature of 35 °C