Extract Tantalum amp Niobium from Pegmatites
Sep 19 2018 Prices in the range of 35 to 60lb of contained Ta2O5 are necessary to meet the costs of mining and beneficiation of tantalum from these active deposits see Jones 1989. Current prices Har. 1990 are 25 to 28lb of contained Ta2O5 in tantalite concentrates.