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 55
... varying between 1-4 per cent . The alumina content is fairly high varying between 50 and 55 per cent . but it occurs . mostly in the form of monohydrate as well as trihydrate and since the former requires much more rigorous processing ...
... varying between 1-4 per cent . The alumina content is fairly high varying between 50 and 55 per cent . but it occurs . mostly in the form of monohydrate as well as trihydrate and since the former requires much more rigorous processing ...
Page 420
... varying slightly between 4,188 tons valued at Rs . 7,28,756 to 5,344 tons in 1951 valued at Rs . 10,47,804 . During this period a marked and steady increase is indicated in the domestic consumption of talc . This is mostly due to the ...
... varying slightly between 4,188 tons valued at Rs . 7,28,756 to 5,344 tons in 1951 valued at Rs . 10,47,804 . During this period a marked and steady increase is indicated in the domestic consumption of talc . This is mostly due to the ...
Page 439
... varying from 30 ° to 60 ° . The mineralisation is sporadic and although pieces of ore weighing up to 60 lbs . have been found , the average wolfram content of the veins and reefs varies from 01 to 04 per cent . which is too low to ...
... varying from 30 ° to 60 ° . The mineralisation is sporadic and although pieces of ore weighing up to 60 lbs . have been found , the average wolfram content of the veins and reefs varies from 01 to 04 per cent . which is too low to ...
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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