Records of the Geological Survey of India, Volume 100The Survey, 1972 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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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 and ⚫ 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 ...
... gneiss , anorthosite , pegmatites and ⚫ 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 ...
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 anticline Archaean Assistant Geologists Asstt bands Banerjee basalt bauxite Bihar boreholes Calcutta carried out systematic cent charnockites Circle Office clay coal coalfield covered an area Deccan Traps Delhi deposits depth dips district Ditto Ditto dolerite dolomite dykes examined exposed fault folded foliation formations fossils geochemical geological mapping Geologists Geologists Junior Geophysics Ghosh gneiss Gondwana grade granite gneiss graphite ground level groundwater Gujarat Gupta intrusive investigation iron-ore Jammu laboratory laterite latitudes limestone longitudes Madhya Pradesh Madras Maharashtra mapped an area mapping scale metres mica-schist million tonnes mineralisation minerals nala occurs Orissa pegmatite phyllites power house Project proposed quartz quartz veins quartzite Rajasthan recommended Regional river bed rock types samples sandstone Sarvashri schist seams shales Sharma sheet Shri Singh Sinha slates spillway Srivastava strike studies Superintending Geologist-in-Charge syncline taluk thickness thrust tion topo-sheet trend tubewells tunnel upto varies West Bengal zone