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Lead and zinc ore deposits of the Mississippi Valley type (MVT), located in the Olkusz ore district (south Poland) are connected with strongly karstified Triassic carbonates, mainly dolomites. In this paper changes in the groundwater inflow quantities to the Zn-Pb mines in the Olkusz region are discussed: Boleslaw, Olkusz and Pomorzany. Themining activity in the Olkusz region is connected with probably...
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