Fig. 6From: Evaluation of NaCl and MgCl2 heat exchange fluids in a deep binary geothermal system in a sedimentary halite formationComparison of Cl−, Mg2+, and Na+ concentration at the production well over 730 days (2 years) in a geothermal doublet system initially saturated with NaCl, injected with a NaCl-brine and b MgCl2-brine heat exchange fluidsBack to article page