Records of the Geological Survey of India, Volume 124, Part 5The Survey, 1991 - 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 130
... major oxide chemistry of these granites indicates that they are of peraluminous nature . Al- though the granites show variation in colour and texture , the chemical plots of all the varieties fall in the field of granite ( sensu stricto ) ...
... major oxide chemistry of these granites indicates that they are of peraluminous nature . Al- though the granites show variation in colour and texture , the chemical plots of all the varieties fall in the field of granite ( sensu stricto ) ...
Page 172
... major slip reach between Ch 780 and Ch 850 m the rocks are mainly quartzites with intercalated shale partings . The quartzites are fairly fresh to moderately weathered and the shale partings readily transform , into plastic clay in ...
... major slip reach between Ch 780 and Ch 850 m the rocks are mainly quartzites with intercalated shale partings . The quartzites are fairly fresh to moderately weathered and the shale partings readily transform , into plastic clay in ...
Page 241
... major geomor- phic features identified in the inter - delta area are lagoons , ancient beach ridges , tidal marshes and tidal channels . The Krishna delta forms the southern part of the Krishna - Godavari delta complex . There are two ...
... major geomor- phic features identified in the inter - delta area are lagoons , ancient beach ridges , tidal marshes and tidal channels . The Krishna delta forms the southern part of the Krishna - Godavari delta complex . There are two ...
Contents
Andhra Pradesh | 11 |
Karnataka and Goa | 61 |
Tamil Nadu Kerala | 109 |
Copyright | |
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alkali feldspar granite amphibolite ANDHRA PRADESH ANDHRA PRADESH Code anomaly zones banded iron formation basin biotite block boreholes carried channel charnockite Chitradurga chlorite clay coarse-grained comprising depth Dharwar dips DISTRICT dolerite drilling emplaced enclaves exposed feldspar field season fluvial foliation Formation gabbro geochemical GEOLOGICAL MAP GEOPHYSICAL gneiss gold values granite granite gneiss granitoids gravel grey granite hornblende INDEX indicated intersected intrusives INVESTIGATION FOR GOLD joints KARNATAKA KARNATAKA Code KERALA kimberlite Krishna landforms lateritic lignite limestone located lode magnetic magnetite metabasalt migmatites mineralised zone NW-SE occur palaeochannel Palar pediplain pegmatite Peninsular Gneissic Complex phyllite pink granite Plate-2 pyroxenite quartz quartz veins quartzite Quaternary reservoir river rock types samples sand scale schist belt schistose shale shear slopes soil sq km strike length studies sulphide mineralisation surface surveys syenite TAMIL NADU terrace thick tonalite traverse trench trending ultramafic upto vertical volcanics width