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 67
... Charnockites The major rock types in the area are the charnockites and granites . The charnockites are medium to coarse - grained , light grey in colour , with waxy looking blue quartz , felspars , pyro- xenes and iron ores . The ...
... Charnockites The major rock types in the area are the charnockites and granites . The charnockites are medium to coarse - grained , light grey in colour , with waxy looking blue quartz , felspars , pyro- xenes and iron ores . The ...
Page 68
... Charnockites are the common country rocks . Small patches of garnetiferous - quartzo - felspathic rock of leptynitic character are associated with the charnockites . Bands of mag- netite - quartzite , small lenses of amphibolite and ...
... Charnockites are the common country rocks . Small patches of garnetiferous - quartzo - felspathic rock of leptynitic character are associated with the charnockites . Bands of mag- netite - quartzite , small lenses of amphibolite and ...
Page 90
... charnockites and granites are sources of Building stones and road metal in the area . Salem district . - S . Ramadurai reports that the charnockites in the area are used as building stones and road metal . South Arcot district . - T . S ...
... charnockites and granites are sources of Building stones and road metal in the area . Salem district . - S . Ramadurai reports that the charnockites in the area are used as building stones and road metal . South Arcot district . - T . S ...
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Common terms and phrases
abutment alignment alluvium amphibolite Andhra Pradesh Archaean Asstt bands Banerjee basalt bauxite Bihar boreholes Calcutta carried cent charnockites Chatterjee Circle Office clay coal coalfield copper Deccan Traps Delhi deposits depth dips district district.-The Ditto Ditto dolerite dolomite drill holes dykes earth dam examined exposed folded foliation formations fossils galena geochemical geological mapping Geologists Geologists Junior Geophysics Ghosh gneiss Gondwana grade granite gneiss graphite ground level groundwater Gupta indicated iron-ore laboratory laterite limestone located longitudes Madhya Pradesh Madras Maharashtra mapped Scale metres million tonnes mineralisation minerals Murthy nala occurs Orissa pegmatite phyllites pits power house Project proposed quartz quartz veins quartzite Rajasthan recommended Regional river bed rock types samples sandstones Sarvashri schist seams shales Sharma shear sheet Shri Singh Sinha spillway Srivastava strike studies Superintending Geologist-in-Charge Survey of India taluk thickness tion topo-sheet trending tubewells tunnel upto varies water supply West Bengal zone