Records of the Geological Survey of India, Volume 90The Survey, 1962 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 101
... tons but a general fall is indicated when compared to 1940 when 28,675 tons were im- ported . The production in 1951 increased to 69,096 tons valued at Rs . 18,56,324 as against that of the previous year . A marked increase is again ...
... tons but a general fall is indicated when compared to 1940 when 28,675 tons were im- ported . The production in 1951 increased to 69,096 tons valued at Rs . 18,56,324 as against that of the previous year . A marked increase is again ...
Page 121
... Tons . Tons . Tons . Tons . Ton Tons . 1947 200 - 1948 15 1949 1950 1951 13 Average - - 200 200 15 750 765 * 1,425 1,425 13 13 331 750 481 * Separate figures are not availab ́e . Generally coals of the selected grades are exported , but ...
... Tons . Tons . Tons . Tons . Ton Tons . 1947 200 - 1948 15 1949 1950 1951 13 Average - - 200 200 15 750 765 * 1,425 1,425 13 13 331 750 481 * Separate figures are not availab ́e . Generally coals of the selected grades are exported , but ...
Page 252
... tons of ore per day , say 500 tons of high - grade ore and 500 tons of medium - grade ore . This can be achieved provided the future explorations prove adequate reserves of ore at Zawar and in the vicinity . A small quantity of lead ...
... tons of ore per day , say 500 tons of high - grade ore and 500 tons of medium - grade ore . This can be achieved provided the future explorations prove adequate reserves of ore at Zawar and in the vicinity . A small quantity of lead ...
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acid aluminium annual production asbestos Assam B. C. Roy bauxite Bihar Bombay Canada cement cent chromite coal coke colour consumption copper corundum Cwts deposits district dolomite estimated export feet figures furnace Gallons Geol Geological Survey given in Table glass gold grade graphite gypsum Hyderabad ilmenite important increase India Indian Union industry Iron & Steel Iron and Steel Jodhpur kaolin Kashmir kyanite lime limestone long tons Madhya Bharat Madhya Pradesh Madras magnesite manganese manganese-ore manufacture marble material metal mica miles mill million tons mineral mines Mysore nickel obtained occur ochre Orissa output oxide Pakistan partitioned in August pegmatites period under review quartz quinquennium under review Rajasthan refractory reported reserves rocks salt saltpetre Saurashtra silica sillimanite Singhbhum sodium South stones sulphate sulphuric Surv Survey of India talc tion Tons Tons tons valued Travancore Uttar Pradesh veins Vindhya Pradesh wolfram world production Zawar zinc