Gujarat Mineral Development Corporation
In 1963 the company commenced its operation with small silica sand quarry. In 1964 it started with bauxite mines in Kutch and now operates six bauxite mines. In 1971, a beneficiation plant was commissioned by GMDC to process 500 of fluorspar ore and to produce calcium fluoride used for the manufacture of Hydrofluoric acid and as flux in metallurgical industries. A .