What are the non-metallic minerals found in the Philippines?
2020-3-12 · What are the non-metallic minerals found in the Philippines? M etals mined in the Philippines consist of gold, silver, copper, nickel, chromite and zinc. Nonmetallic minerals that are currently mined in the country are coal, marble, salt, sand and gravel, silica, clay, limestone, dolomite, feldspar, perlite, rock aggregates, stone, diorite and ...