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Hydrochemical analysis and Bayesian discrimination were used to identify groundwater sources for multiple aquifers in the Panyi Coal Mine, Anhui, China. The results showed that the Cenozoic top aquifer water were HCO3−Na+K−Ca and HCO3−Na+K−Mg types, which distinguished it from the other aquifers due to its low Na+ + K+ and Cl− concentrations. The Cenozoic middle and Cenozoic bottom aquifer waters...
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