Records of the Geological Survey of India, Volume 76

A. L. Coulson abrasive alloys aluminium annually appear areas Assam assist attention averaged bauxite Bihar Bismuth Burma Calcutta carbonate cent Central chief chromite coal coalfields coke considerable copper demand deposits district earth economic electrical entirely establish estimated examination exported Geological Survey given gold grade imported increased industry iron issued J. A. Dunn known lead Limestone M. S. Krishnan Madras magnesite manganese maps material Memoirs metal metallurgical mica mile million tons mineral mines nearly nickel normal notes obtained occurrences officers operations oxide places possible preparation present Price production Provinces publications published quantities Rajputana recent Records regard Report reserves result rock roughly salt sands scale separately sheets Singhbhum smelting steel stone substances sulphur supply Survey of India tion tungsten United utilised valuable various VOLUME waters workable zinc