Records of the Geological Survey of India, Volume 110The Survey, 1978 - Earthquakes Includes the Annual report of the Geological Survey of India, 1867- |
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Page 88
... Gneissic Complex comprises hornblende gneiss , hornblende- biotite gneiss and amphibolite intruded by dolerite dykes , quartz and pegmatite veins . The Eastern Ghats Supergroup comprises calc - silicates , ferruginous quart- zite ...
... Gneissic Complex comprises hornblende gneiss , hornblende- biotite gneiss and amphibolite intruded by dolerite dykes , quartz and pegmatite veins . The Eastern Ghats Supergroup comprises calc - silicates , ferruginous quart- zite ...
Page 91
4. The Granite - Granite Gneiss Plutonic Association Two granite gneiss terrains of very large sizes bound the metamorphics of Bihar and Orissa . These are the Chhotanagpur granite gneiss and the unclassified granite gneisses between ...
4. The Granite - Granite Gneiss Plutonic Association Two granite gneiss terrains of very large sizes bound the metamorphics of Bihar and Orissa . These are the Chhotanagpur granite gneiss and the unclassified granite gneisses between ...
Page 93
... gneisses , cordierite - gneisses and other rock types suggestive of the granulite facies occur in Palamau district also ( Pascoe , 1965 , p 233 ) . The anorthosite occurrences within the Chhotanagpur granite gneiss terrain appear to be ...
... gneisses , cordierite - gneisses and other rock types suggestive of the granulite facies occur in Palamau district also ( Pascoe , 1965 , p 233 ) . The anorthosite occurrences within the Chhotanagpur granite gneiss terrain appear to be ...
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amphibolite Andhra Pradesh anomaly anorthosite Archaean Asstt bands Banerjee basalt basemetal basin bauxite belt Bihar biotite boreholes Calcutta carried chalcopyrite charnockite clay coal conglomerate deposits depth dips district dolerite dolomite drilling dykes Eastern facies folds Formation fossils Gangpur geochemical Geol Surv Ind Geological Survey Geologist Jr Geology Division Geophysical geotechnical Ghosh gneiss Gondwana granite granite gneiss granulite Gupta Headquarters indicated intrusive investigated Kumar Laboratory laterite lava limestone line km Madhya Pradesh magnetite Mallampalli mapped metamorphism mineral mineralisation Mulug Murthy nala occur Orissa Pakhal pegmatite phyllite Precambrian Project pyrite quartz veins quartzite Rajasthan Rec Geol Surv region river S/Shri samples sand sandstone Sarkar scale schist seams sedimentary sediments sequence shale shear zone Shri Singh Singhbhum granite Sinha sq km sq km area Srivastava stratigraphic structures studies Sullavai Supergroup Survey of India tectonic thick traverse trending tunnel upto valley Vindhyan volcanic West Bengal