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Sample background � 1 <br /> TempC = 20.0 pH = 7.1 t <br /> TDS 1363.0 COND = 1460.0 <br /> HARD = 780.0 DENS = 1.0 <br /> mg/1 mmole/1 meq/1 % meq/1 <br /> 1 Na+ 94.0 4.0886 4.0886 20.7 <br /> j K + 4.7 0.1202 0.1202 0.6 <br /> Ca++ 172.0 4.2914 8.5828 .43.4 <br /> Mg++ 85.0 3.4962 6.9924 35.3 <br /> Cl- 262.0 7.3901 7.3901 36.9 <br /> SO4-- 104.0 1 .082-7 2.1653 10.8 <br /> r HCO3- 640.0 10.4891 10.4891 52.3 <br /> CO3-- 0.0 0.0000 0.0000 0.0 <br /> Si02 0.0 0.0000 0.0000 0.0 <br /> i <br /> 'i <br /> LANGELIER INDEX 0.50 IONIC STRENGTH= 0.0288 <br /> TDS calc = 1362 mg/1 <br /> Analytical checks and comparisons <br /> Sum cations = 19.7840 Sum anions = 20.0444 <br /> BALANCE _ -0.65 % <br /> !1 <br /> TDS measured = 1363 mg/1 <br /> i TDS(180) calc = 1036 mg/1 %TDS(180) diff= 24.0 % <br /> TDS/Gond ratio= 0.93 Usual range = 0.55to 0.75 <br /> Cond/Sum-cat = 74 Usual range 90 110 <br /> Meas. Density = 1 .0000 Calc. Density = 1 .0011 <br /> Meas. hardness= 780.00 - mg/Z CaCO3 <br /> Calc. hardness= 779.45 mg/1 CaCO3 <br /> Na - Cl = -3.302 meq/1 Usually positive <br /> Ca - SO4 = 6.418 meq/Z Usually positive <br /> K/(Na + K) = 2.86 % Usually < 20% <br /> Mg/(Mg+Ca) = 44.89 % Usually < 40% <br /> Meas HCO3 = 640.0 mg/1 Meas CO3 = 6.0 mg/1 <br /> 4 <br /> Calc HCO3 = 638.9 mg/1 Calc CO3 = 0.5 mg/1 <br /> SOURCE ROCK ESTIMATE <br /> Na+K-CZ = -3.1813 <br /> SI02/(Na+K-C1)= 0.0000 <br /> Si02/HCO3 = 0.0000 <br /> SAR = 1 .5 <br /> CONDUCTIVITY = 1460 <br /> EST. COND. = 1978 <br /> Na / Na + Cl. = 0.3562 <br /> Ca / Ca + SO4 = 0.7985 <br /> Na < Cl, BRINE SAMPLE LIKELY; TDS>500 <br /> Ca > SO4 <br /> Si02 ZERO; Silicate weathering likely if SiO2 > 63 mg/1 <br /> otherwise carbonate weathering is more likely <br /> I <br /> t <br />