Records of the Geological Survey of India, Volume 127, Parts 5-6The Survey, 1992 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 3
... units older and younger under depositional environments . However , under the denudational environment , detrital later- ites , which form the oldest Quaternary unit , have been delineated . The Quaternary units mapped under ...
... units older and younger under depositional environments . However , under the denudational environment , detrital later- ites , which form the oldest Quaternary unit , have been delineated . The Quaternary units mapped under ...
Page 19
... units are exposed intermittently along the Western contact of the mafic unit . These units show easterly dips indicating the synformal structure of the schist belt . A prominent dolerite dyke trending N - S and cutting across both the ...
... units are exposed intermittently along the Western contact of the mafic unit . These units show easterly dips indicating the synformal structure of the schist belt . A prominent dolerite dyke trending N - S and cutting across both the ...
Page 133
... units and carry enclaves of older rocks and schist belt units in them . The supracrustal rocks occur in two tectonic dispositions in the PGC , as an independent belt forming part of Ramagiri- Penakacherla schist belt and as enclaves of ...
... units and carry enclaves of older rocks and schist belt units in them . The supracrustal rocks occur in two tectonic dispositions in the PGC , as an independent belt forming part of Ramagiri- Penakacherla schist belt and as enclaves of ...
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Common terms and phrases
acid alignment amphibolite ANDHRA PRADESH anomaly bands basalt basic basin biotite biotite gneiss block boreholes calc-silicate charnockite chert chlorite covered Deccan Trap deformation depth dips DISTRICT dolerite drilling dykes enclaves ENE-WSW excavation exposed flows folds foliation Formation fractures gabbro garnet garnetiferous geochemical GEOLOGICAL MAP geophysical gneiss gneissic Gondwana grained granite granite gneiss granitoids granulite grey Group hornblende indicated intrusives joints KARNATAKA kimberlite laterite limestone lineament located MADHYA PRADESH mafic magnetite MAHARASHTRA metabasalt migmatite mineral mineralised zone NE-SW NNW-SSE NW-SE occur pegmatite phyllite pink granite plagioclase porphyritic Project pyrite pyroxene quartz quartz veins quartzite Quaternary regional reservoir river Sakoli samples sandstone scale schist schist belt schistose sediments shale shear zone slopes soil spillway sq km sq.km strike length structures studies sulphide Supergroup surveys TAMIL NADU thick toposheet traverse trench trending tuff tunnel upto values volcanics weathered width के