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Procedure For Production Of Potash Feldspar

The sulfides, mica, and feldspar were floated in turn and produced a potash feldspar containing the following, in percent 9.9 K2O, 0.73 Na2O, 0.97 CaO, 24.6 Al2O3 , and 61.0 SiO2. Sample NMA. Petrographic analysis of sample NMA showed that dark minerals were locked with feldspar and quartz grains. A potash feldspar concentrate

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