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Non-Metallic Minerals


Characteristic features/ Properties



Mica Made up of a series of plates or leaves

It gets split easily into thin sheets

Can be of black, green, red, yellow or brown in colour.

Has excellent di-electric strength

High insulating properties

Resistance to high voltage

Used in electric and electronics industries Koderma-Gaya-Hazaribagh belt in Jharkahand

Ajmer in Rajasthan

Nellore in Andhra Pradesh

Limestone Composed of calcium carbonates or calcium and magnesium carbonates. Major raw material in cement industry

Smelting iron ore in blast furnace

Andhra Pradesh(16%), Madhya Pradesh(15%),

Rajasthan (15%)

Gujarat (11%)

Tamil Nadu (9%)


    Mica                                        Limestone


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