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Table 1 Major-ion and selected isotope data from water-sampling boreholes at Mont Terri and Mont Russelin

From: Pore-water evolution and solute-transport mechanisms in Opalinus Clay at Mont Terri and Mont Russelin (Canton Jura, Switzerland)

Borehole Mont Terri BWS-A1 Mont Terri BWS-A2 Mont Terri BWS-A3 Mont Terri BWS-H2 Mont Terri BPC-C Mont Terri BBB3 Mont Russelin deep ground-water (Staffelegg Fm.)
Sampling date 18.6.97 18.6.97 18.6.97 19.5.09 31.8.04 12.12.11 1991
Laboratory PSI BGS PSI/BGS Hydroisotop Andra Hydroisotop BGS
Na+ (mg/L) 5610 4315 2864 4430 6414 4880  
K+ (mg/L) 65.3 130.0 40.6 51.8 69.6 59.5  
Mg2+ (mg/L) 344 311 151 286 542 370  
Ca2+ (mg/L) 570 43 283 455 774 547  
Sr2+ (mg/L) 35.5 2.2 31.6 40.1 42.9a   
F (mg/L) 0.77 0.17 0.47 0.8    
Cl (mg/L) 10,395 6067 4909 7420 11,628 8230 18,400
Br (mg/L) 36.3 23.9 15.2 27.1   23.6 65
SO4 2− (mg/L) 1251 1903 1082 1050 1651 1480  
δ18O (H2O) (‰V-SMOW) −8.49 −8.70 −9.17 −9.18 −8.77b −8.17 −4.9
δ2H (H2O) (‰V-SMOW) −52.7 −58.0 −63.6 −62.2 −47.9b −57.4 −28
δ34S (SO4 2−) (‰V-CDT) 21.88   21.01 22.5 21.3a   
δ18O (SO4 2−) (‰V-CDT) 11.97   12.28 11.9    
87Sr/86Sr 0.707651 0.707774 0.707715     
References Pearson et al. (2003) Pearson et al. (2003) Pearson et al. (2003) Müller and Leupin (2012) Vinsot et al. (2008) Vogt (2013) Bureau Technique Norbert (1993)
  1. Data refer to the first sampling campaign that yielded sufficient water for analysis
  2. aSampled 8.10.05
  3. bSampled 5.1.05