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 ...
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