#Sun Jan 04 13:31:48 CET 2015
Wateq4F=WATEQ4F thermodynamic database taken from the PHREEQC at wwwbrr.cr.usgs.gov/projects/GWC_coupled/phreeqc/\n\nNordstrom D. K., Plummer L. N., Langmuir D., Busenberg E., May H. M., Jones B. F., Parkhurst D., Revised chemical equilibrium data for major water-mineral reactions and their limitations. In Chemical Modeling of Aqueous Systems II. A.C.S. Symp. Ser. 416 (eds. D. C. Melchior and R. L. Basett), pp. 398-413. Amer. Chem. Soc., Washington, D.C., 1990.\n\nBall, J.W. and Nordstrom, D.K., 1991, WATEQ4F--User's manual with revised thermodynamic data base and test cases for calculating speciation of major, trace and redox elements in natural waters\: U.S. Geological Survey Open-File Report 90-129, 185 p
