Records of the Geological Survey of India, Volume 100Government of India, 1972 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 4
... granite schist to coarse biotite - gneiss and granite gneiss . These are intruded con- cordantly by the granite of the Kyllang pluton . Away from the pluton the foliation is roughly N.E.-S.W. Two types of granite are seen , the later ...
... granite schist to coarse biotite - gneiss and granite gneiss . These are intruded con- cordantly by the granite of the Kyllang pluton . Away from the pluton the foliation is roughly N.E.-S.W. Two types of granite are seen , the later ...
Page 10
... granite gneiss , anorthosite , pegmatites anĸ quartz veins and the Lower Gondwana ( ? ) sandstone . The khon- dalitic rocks and pyroxene - granulite occur as bands and lenses in granite gneiss . The granite gneiss varies from fine ...
... granite gneiss , anorthosite , pegmatites anĸ quartz veins and the Lower Gondwana ( ? ) sandstone . The khon- dalitic rocks and pyroxene - granulite occur as bands and lenses in granite gneiss . The granite gneiss varies from fine ...
Page 62
... granite Archaean . Garnetiferous granite Hornblende - granite Banded magnetite - quartzite Sillimanite - biotite schist . Among the Archaean members the grey and pink biotite- granite is by far the most predominant rock type in the area ...
... granite Archaean . Garnetiferous granite Hornblende - granite Banded magnetite - quartzite Sillimanite - biotite schist . Among the Archaean members the grey and pink biotite- granite is by far the most predominant rock type in the area ...
Contents
GEOLOGICAL SURVEYS | 1 |
NORTHERN REGION | 16 |
SOUTHERN REGION | 46 |
Copyright | |
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alignment alluvium amphibolite Andhra Pradesh aquifers Archaean Asstt bands Banerjee basalt Basu bauxite Bihar boreholes Calcutta carried out systematic cent charnockites Chatterjee chemical Chowdhury Circle Office clay coal coalfield copper Deccan Traps deposits depth dips district Ditto Ditto dolerite dolomite drilling dykes examined folded foliation formations fossils geochemical Geol geological mapping Geological Survey Geologists Geologists Junior Geophysics Ghosh gneiss Gondwana grade granite gneiss graphite groundwater Gupta indicated investigation iron-ore laboratory laterite limestone longitudes Madhya Pradesh Madras Maharashtra mapping scale metamorphism metres mica mica-schist million tonnes mineralisation minerals Murthy occurs Orissa pegmatite Petrology phyllites Project proposed Punjab quartz veins quartzite Rajasthan Regional reported river bed rock types samples sand sandstone Sarvashri schist seams sediments shales Sharma sheet Shri Singh Sinha spillway Srivastava studies Surv Survey of India Tertiary thickness thrust tion topo-sheet trend tubewells tunnel upto varies West Bengal zone