Records of the Geological Survey of India, Volume 85Geological Survey of India, 1954 - 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 75
... grades , including about 10,800 tons of first grade ( 40 per cent . and over ) and 82,000 tons of a lower grade ( 35-45 per cent . ) . The manganese content of the remainder is between 35 and 20 per cent . There are about ten other ...
... grades , including about 10,800 tons of first grade ( 40 per cent . and over ) and 82,000 tons of a lower grade ( 35-45 per cent . ) . The manganese content of the remainder is between 35 and 20 per cent . There are about ten other ...
Page 273
... grade ore . The E. S. Nossen Laboratories Inc. of 63 , Governor Street , Paterson , N. J. were reported to have developed a chemical process by which a chemical grade manganese dioxide with 35 per cent . MnO2 can be produced from raw ...
... grade ore . The E. S. Nossen Laboratories Inc. of 63 , Governor Street , Paterson , N. J. were reported to have developed a chemical process by which a chemical grade manganese dioxide with 35 per cent . MnO2 can be produced from raw ...
Page 400
... grade assemblage , the retrogression being an effect of granitization . Evidences pointing to ingress of Na . , K. and Si . are unequivocal . There are all sorts of compositional variations and transitions between the different ...
... grade assemblage , the retrogression being an effect of granitization . Evidences pointing to ingress of Na . , K. and Si . are unequivocal . There are all sorts of compositional variations and transitions between the different ...
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Common terms and phrases
39th Indian Sci appears Archaean Assam B. C. Roy bands Basin Belgaum belt Bihar Bombay breccia Carboniferous cent charnockites clay coal coalfields colour conglomerate Congr craton Cretaceous Deccan Trap deposits Devonian Dhaulagiri district dolerite dolomite dykes east eastern Epieugeosyncline exposures feet felspar formations fossils Geanticline Geol geological mapping Geological Survey Geologist Geosyncline gneisses Godavari Gondwana grade granite hill India Indian Miner industry intrusions iron Jour Kaladgi lake Lameta limestone Lower Madhya Pradesh Madras Metal mica miles mines Miogeosyncline Mysore nala occur Orissa Orogeny pegmatites phyllites pits Proc quartz quartzite Queensland Rajasthan Raniganj reported river rocks Sahni samples sand sandstone schists seams sediments shales sheet 73 sillimanite Singhbhum South Wales suggested Survey of India syncline Tasman Geosyncline Tasmania tectonic thickness tons types Upper Valley veins village Vindhya Pradesh Vindhyan volcanic zone