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 41
... mafic minerals . The char- nockites are coarse - grained and vary from acid to intermediate types . The pyroxenites and charnockites are commonly garnetiferous . A number of quartz veins composed of white quartz and a few pegmatite ...
... mafic minerals . The char- nockites are coarse - grained and vary from acid to intermediate types . The pyroxenites and charnockites are commonly garnetiferous . A number of quartz veins composed of white quartz and a few pegmatite ...
Page 296
... mafic minerals to dark grey gneiss with more than 50 per cent . of mafic minerals is noticed . Pegmatites and quartz veins are common . The granitic rocks are rarely intruded by dolerite , epidiorite and diorite dykes generally striking ...
... mafic minerals to dark grey gneiss with more than 50 per cent . of mafic minerals is noticed . Pegmatites and quartz veins are common . The granitic rocks are rarely intruded by dolerite , epidiorite and diorite dykes generally striking ...
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38th Indian Sci Ajmer-Merwara alluvium Assam Assistant Geologist bands Belgaum Bihar Bombay Calcutta cent charnockites clay coal coalfields Congr copper Cuddapah days with effect Deccan trap Delhi deposits depth Dharwar Dhenkanal district district dolerite dolomite drilling dykes east examined exported feet G. W. Division Geol geological mapping Geological Survey geophysical gneisses Gondwana grade granite ground-water hill India Indian Miner industry investigation Iron-ore irrigation Kaladgi Keonjhar Kurnool Kurnool district Kutch laterite limestone M. S. Krishnan Madhya Pradesh Madras Magnesite manganese manganese-ore Mehta Messrs Metal Mkt mica million tons mines Mysore nala November occur Orissa output pegmatites phyllites pits Proc production quantity quarried quartz quartzites Rajasthan reported Returned to Circle Returned to headquarters river rocks samples sand sandstones Saurashtra schists shales sheet 73 Singhbhum square miles steatite Survey of India taluk thick tons valued veins village Vindhya Pradesh