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
... gneiss , gneiss and late - tectonic intrusive granite . There is an older non - porphyritic granite- diorite complex , concordantly intrusive into the metamorphics without contact metamorphism . The sandstone retains all clastic ...
... gneiss , gneiss and late - tectonic intrusive granite . There is an older non - porphyritic granite- diorite complex , concordantly intrusive into the metamorphics without contact metamorphism . The sandstone retains all clastic ...
Page 10
... 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 - grained to ...
... 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 - grained to ...
Page 14
... gneiss show preferred orientation of the quartz fabric . The presence of the augen in granite gneiss , the direction of the elongated quartz lenses in E.-W. direction and the trend of the darker layers in an east - west direction and ...
... gneiss show preferred orientation of the quartz fabric . The presence of the augen in granite gneiss , the direction of the elongated quartz lenses in E.-W. direction and the trend of the darker layers in an east - west direction and ...
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