METHODS OF PROCESSING POLYHALITE ORE METHODS OF
2013516 ensp 0183 enspPolyhalite ore is extracted from deposits in New Mexico s Permian Basin by conventional mining techniques Polyhalite ore is reduced to a grain size smaller than about 1 0 inch 25 4 mm in diameter in a precrusher then ground in a wet rod mill or gage mill operating in closed circuit with brackish groundwater from the Capitan Reef
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