Q--WHAT ARE NON METALLIC MINERALS?
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In their inorganic chemical formula, non-metallic minerals do not contain metal elements. Clay, Diamond, Dolomite, Gypsum, Mica, Amethyst, and Quartz, etc. are some common examples.
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non metallic mineral -
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Nonmetallic minerals are a special group of chemical elements from which no new product can be generated if they are melted.Nonmetallic minerals are, for example, sand, gravel, limestone, clay, and marble. ... Thenonmetallic minerals industry is best known for the production of cement, ceramics, glass, and lime products.
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Non-metallic minerals are those which do not yield new products on melting. Iron, copper, bauxite, gold, tin, manganese are some examples. Coal, salt, clay,salt, sulfur, marble are some examples. These are generally associated with igneous/metamorphic rocks.
They are more abundant than metallic minerals
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