Test: India- Non- Metallic Minerals - UPSC MCQ

Andhra Pradesh is the largest mica producing state in India. It accounts for 41% of the country's mica resources.

Dolomite finds its main economic use in the metallurgical industry, where it is used as refractories and as a flux in blast furnaces.

Rajasthan holds 81% of the gypsum resources in India, making it the state with the largest reserves.

While diamonds are widely used for ornaments and gem cutting, their most important industrial use is in surface polishing of metals.

Kerala has the largest concentration of monazite sands, which contain uranium deposits. Monazite sands are also found on the east and west coasts and in some areas of Bihar.

According to the given information, Karnataka is the leading state in India for limestone production, with a 28% share of the total resources.

Gujarat is the state with the largest salt production in India, contributing nearly half of the country's salt production.

Uranium is one of the main atomic minerals in India and provides a necessary base for the nuclear industry.

Andhra Pradesh has the largest deposit of kyanite in India, accounting for more than 78% of the resources. Karnataka and Jharkhand also have significant reserves.

Gypsum is widely used in the ceramics industry for making plaster of Paris and molds.