GENERAL GEOLOGY

Detailed explanation-1: -Clay, Diamond, Dolomite, Gypsum, Mica, Amethyst, Quartz, etc. are some common examples.

Detailed explanation-2: -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-3: -Non-metallic mineral deposits include resources such as aggregate (sand and gravel) and dimension stone (stone used for building facings, floors or countertops).

Detailed explanation-4: -Explanation: Except for Cobalt and Manganese, all others are examples of non-metallic minerals.