MINERAL AND ENERGY RESOURCES IN INDIA
MINERALS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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metallic
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ferrous
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non-metallic
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non-ferrous
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Detailed explanation-1: -In their inorganic chemical formula, non-metallic minerals do not contain metal elements. Clay, Diamond, Dolomite, Gypsum, Mica, Amethyst, Quartz, etc. are some common examples.
Detailed explanation-2: -Non-Metallic Minerals: The non-metallic minerals are minerals which do not contain metals such as mica, limestone, gypsum, potash, coal, petroleum etc.
Detailed explanation-3: -Nonmetallic minerals are, for example, sand, gravel, limestone, clay, and marble. Such materials lack metallic characteristics like good electric and thermic conductivity, luster, rigor, and malleability; they are, however, essential for many industries.
Detailed explanation-4: -gypsum, common sulfate mineral of great commercial importance, composed of hydrated calcium sulfate (CaSO4ยท2H2O). In well-developed crystals the mineral commonly has been called selenite.