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 296
... veins run for considerable distances , in some instances over 1,000 feet , but in general the veins are shorter in length . The Bihar Mica belongs to the muscovite variety and is ruby coloured in appear- ance , for which it is popularly ...
... veins run for considerable distances , in some instances over 1,000 feet , but in general the veins are shorter in length . The Bihar Mica belongs to the muscovite variety and is ruby coloured in appear- ance , for which it is popularly ...
Page 439
... veins was low . Wolfram is found in quartz veins and reefs , forming low hills and traversing the country rock consisting of phyllites and quartzites . The wolfram - bearing veins are from 4 to 6 feet thick and dip at angles varying ...
... veins was low . Wolfram is found in quartz veins and reefs , forming low hills and traversing the country rock consisting of phyllites and quartzites . The wolfram - bearing veins are from 4 to 6 feet thick and dip at angles varying ...
Page 440
... vein quartz in the slate - phyllite group of the Aravalli System . The veins consist of white or pinkish greasy - looking quartz of secondary origin , and outcrop in the form of isolated knolls striking W.N.W.-E.S.E. The veins have a ...
... vein quartz in the slate - phyllite group of the Aravalli System . The veins consist of white or pinkish greasy - looking quartz of secondary origin , and outcrop in the form of isolated knolls striking W.N.W.-E.S.E. The veins have a ...
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Common terms and phrases
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