Write a short note on Non-Metallic Minerals in India
Non-Metallic Minerals These minerals do not contain metal in them. Mica, limestone, gypsum, nitrate, potash, dolomite, coal, petroleum etc are non-metallic minerals. Mica In ancient times, Mica was used in ayurvedic medicine. Mica became very popular with the development of the electrical industry. Abhrak is a good quality mica. It is translucent, easily splittable into […]
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