الفلسبار عمليات تعدين
الفلسبار عمليات تعدين. الفلسبار عمليات تعدين. DMME - Division of Geology and Mineral Resources - Feldspar. Feldspar is one of the most abundant minerals in the earth''s crust. . In ceramics, feldspar is used as a flux to lower melting temperatures during the firing process. . Watson (1907) feldspar was ...