Records of the Geological Survey of India, Volume 123, Part 5The Survey, 1990 - 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 26
... body in the centre of the area . The shape of the body , uniformity in the composition , texture and the general reduction in the grain size from the core to the periphery lead to the conclusion that this may be a pluton ( Devarakonda ...
... body in the centre of the area . The shape of the body , uniformity in the composition , texture and the general reduction in the grain size from the core to the periphery lead to the conclusion that this may be a pluton ( Devarakonda ...
Page 41
... body body intruding the grey granite ( Migmatite - I ) and represents the last granitic event in the area . Basic dyke swarms of more than one hundred in number , mainly of greenish black dolerite and gabbro are seen north and northeast ...
... body body intruding the grey granite ( Migmatite - I ) and represents the last granitic event in the area . Basic dyke swarms of more than one hundred in number , mainly of greenish black dolerite and gabbro are seen north and northeast ...
Page 163
... bodies and their variants occur within the Precambrain metamorphites of Kerala . While some have a regional concordant relationship , others have a cross - cutting relation- ship with the country rock . In order to understand the origin ...
... bodies and their variants occur within the Precambrain metamorphites of Kerala . While some have a regional concordant relationship , others have a cross - cutting relation- ship with the country rock . In order to understand the origin ...
Contents
Quaternary geology and geomorphology of the Coastal tracts | 1 |
Geology of Peninsular Gneissic Complex around Narasampet in Warangal district Andhra Pradesh | 8 |
Geology of Peninsular Gneissic Complex in parts of Jangaon and Aler area | 15 |
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alignment amphibolite ANDHRA PRADESH ANDHRA PRADESH CODE Archaean axis bands basin bedrock biotite block boreholes boreholes drilled canal charnockite charnockite gneiss clay coarse-grained current field season cut-off trench depth dips DISTRICT dolerite dolerite dykes earth dam enclaves excavated exposed fault feldspar folds foliation Formation foundation fractured fresh rock g/t gold Gangavalli garnetiferous GEOLOGICAL MAP GEOTECHNICAL gneiss Gondwana granite granitoids granodiorite granulite grey granite grouting holes hornblende indicated intrusive joints KARNATAKA KERALA kimberlite km long laterite left flank limestone located massive METRES migmatite mineralised zone nala NE-SW NNE-SSW NW-SE occur pegmatite pegmatoidal phyllites pink granite power house proposed pyrite pyroxenite quartz quartz veins quartzite reservoir river rock types samples sandstone scale SCHEME schist schist belt sediments shaft shale soil spillway sq km STRIKE AND DIP strike length studies sulphide surface syenite TAMIL NADU traversed trending tunnel upto varies vertical width