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 25
... gneisses and mica- schists . The gneisses show close banding , quartzo - felspathic and melanocratic bands alternating . Biotite - gneiss , mica - gneiss and hornblende - biotite - gneiss are the usual types . In the north - east and ...
... gneisses and mica- schists . The gneisses show close banding , quartzo - felspathic and melanocratic bands alternating . Biotite - gneiss , mica - gneiss and hornblende - biotite - gneiss are the usual types . In the north - east and ...
Page 35
... gneisses occur mostly as inclusions and roof pendants in the granite - gneiss . One compact belt of about 50 square ... gneisses and associated rocks . - Granitic rocks occupy over 75 per cent . of the area . They include banded ...
... gneisses occur mostly as inclusions and roof pendants in the granite - gneiss . One compact belt of about 50 square ... gneisses and associated rocks . - Granitic rocks occupy over 75 per cent . of the area . They include banded ...
Page 345
... gneisses frequently exhibit bands and lenses of felspathic material , and even in the augen gneisses they are found present . At places the felspathic bands widen to form eyes ' in the augen gneisses or show continuity with the ...
... gneisses frequently exhibit bands and lenses of felspathic material , and even in the augen gneisses they are found present . At places the felspathic bands widen to form eyes ' in the augen gneisses or show continuity with the ...
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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