The total value of mineral production (excluding atomic & minor minerals) in the country during March 2013 was Rs. 20475 crore. The contribution of coal was the highest at Rs. 7766 crore (38%). Next in the order of importance were: petroleum (crude) Rs. 5888 crore, iron ore Rs. 2530 crore, natural gas (utilized) Rs. 1992 crore, lignite Rs. 595 crore and limestone Rs. 391 crore. These six minerals together contributed about 94% of the total value of mineral production in March 2013.
Production level of important minerals in March 2013 were: coal 650 lakh tonnes, lignite 54 lakh tonnes, natural gas (utilized) 3112 million cu. m., petroleum (crude) 32 lakh tonnes, bauxite 1677 thousand tonnes, chromite 348 thousand tonnes, copper conc. 11 thousand tonnes, gold 135 kg., iron ore 113 lakh tonnes, lead conc. 18 thousand tonnes, manganese ore 215 thousand tonnes, zinc conc. 161 thousand tonnes, apatite & phosphorite 226 thousand tonnes, dolomite 579 thousand tonnes, limestone 250 lakh tonnes, magnesite 16 thousand tonnes and diamond 4408 carat.
In March 2013 the output of diamond increased by 58.3%, chromite 35.1%, lignite 29.1%, coal 25.3%, zinc conc.16.6%, copper conc. 15.0%, petroleum (crude) 12.1%, natural gas (utilized) 10.5%, lead conc. 10.0%, limestone 9.6%, bauxite 9.3%, iron ore 7.7%, gold 6.3%, manganese ore 6.2%, dolomite 2.3% and apatite & phosphorite 0.1% percent. However the production of magnesite decreased by 0.3 percent.
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