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Table 5 Summary of the results from the chemical analyses of the formation fluid sampled from the DGE-1 crystalline basement section between 3198 and 3701.8 m

From: Evaluation of the Lund deep geothermal exploration project in the Romeleåsen Fault Zone, South Sweden: a case study

Bench analysis
Electrical cond., mS/cm 174
pH 6.6
Chloride, Cl, mg/l 120,000
HCO3, mg/l 54
SO4, mg/l 220
Results from ICP analysis
Element mg/l Element mg/l
Calcium, Ca 42,000 Cadmium, Cd 0.0012
Magnesium, Mg 87 Cerium, Ce 0.00007
Sodium, Na 30,000 Cesium, Cs 1.4
Potassium, K 880 Gallium, Ga 0.014
Strontium, Sr 595 Lanthanum, La 0.00022
Lithium, Li 5.4 Mercury, Hg 0.023
Iron, Fe 0.53 Molybdenum, Mo 0.0047
Aluminum, Al 0.032 Nickel, Ni 0.1
Manganese, Mn 18 Rhenium, Re 0.00012
Bromide, Br 38 Rubidium, Rb 6.3
Barium, Ba 15 Silicon, Si 0.55
Boron, B 5.1 Silver, Ag 0.00006
Chromium, Cr 0.0015 Sulfur, S 72
Cobalt, Co 0.0054 Thallium, Tl 0.140
Copper, Cu 0.120 Tin, Sn 0.0021
Iodine, I 7.9 Uranium, U 0.00013
Lead, Pb 0.004 Zinc, Zn 0.16
Lithium, Li 5.4 Zirconium, Zr 0.0009
Antimony, Sb 0.0062