- Ankita Industries
 - Engaged in mining and supply of industrial minerals like soap stone, dolomite, china clay, and calcite. Based in Rajasthan, India. - Orissa Mining Corporation
- Government owned mining company. Products include Iron, chromite, manganese, and gemstones.
- Rajasthan State Mines & Minerals Limited
- Engaged in mining and marketing of rock phosphate, limestone, gypsum, selenite, and green marble.
- Srikant Minerals
- Makes calcium oxide and hydro-oxide.
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