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Table 1 The Ca and Sr concentrations, and the 1/Sr, Ca/Sr and 87Sr/86Sr ratios of pore-waters from boreholes into the Opalinus Clay from Mont Terri rock laboratory

From: Geochemical signature of paleofluids in microstructures from Main Fault in the Opalinus Clay of the Mont Terri rock laboratory, Switzerland

Borehole Sample ID Sr (μg/g) 1/Sr Ca (μg/g) Ca/Sr 87Sr/86Sr (±2σ) Origin data
       0.707705 (2) This study
BWS-A1 A-1/4 35.5 0.028 570 16.1 0.707651 (22) Pearson et al. (2003)
BWS-A2 A-2/1 21.5 0.047 43.2 2.01 0.707774 (36) Pearson et al. (2003)
  A-2/18     8.64 0.707750 (?) Pearson et al. (2003)
BWS-A3 A-3/4 31.6 0.032 283 8.96 0.707715 (20) Pearson et al. (2003)
BHT1 HT2 47.8 0.021 650 13.6 0.707677(12) A. Vinsot (Andra) pers com
  HT3 47.9 0.021 650 13.6 0.707751 (12) A. Vinsot (Andra) pers com
  HT8 41.8 0.024 695 16.6 0.707651 (13) A. Vinsot (Andra) pers com
  HT10 42.8 0.023 695 16.2 0.707770 (12) A. Vinsot (Andra) pers com
BDS2 DS 0.77 1.30 67.1 87.1 0.707730 (10) A. Vinsot (Andra) pers com
BPCC2 PPC 26.6 0.038 62.2 2.34 0.707730 (80) A. Vinsot (Andra) pers com
  1. ? stands for Unknown result