What are mineral based industries? Give four examples.
Industries that use minerals and metals as raw materials are called mineral based industries.
Four examples of mineral based industries are as follows
(i) The iron and steel industry All other industries depend on it for their machinery.
(ii) Chemical industry It contributes approximately 3 per cent of India’s GDP.
(iii) Fertiliser industry It is centered around the production of nitrogenous, phosphatic, ammonium phosphate and complex fertiliser.
(iv) Cement industry This requires limestone, silica, alumina and gypsum as raw materials.