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 98
... seen in the host rock as fine disseminations and thin laminae or lenses . Arsenopyrite is seen in one of the zones over a width of 2 m . Minor specks of chalcopyrite are seen with later veinlets / stringers of quartz . Galena and ...
... seen in the host rock as fine disseminations and thin laminae or lenses . Arsenopyrite is seen in one of the zones over a width of 2 m . Minor specks of chalcopyrite are seen with later veinlets / stringers of quartz . Galena and ...
Page 128
... seen to occur as enclaves within the granite and are seen to be limited by a prominent linear band of pink foliated granite . In the far eastern part , around Periyavadugapalaiyam , a characteristic type of blue grey gneiss is mapped ...
... seen to occur as enclaves within the granite and are seen to be limited by a prominent linear band of pink foliated granite . In the far eastern part , around Periyavadugapalaiyam , a characteristic type of blue grey gneiss is mapped ...
Page 205
... seen . In the central and southern parts of the area , gently rolling plains are observed , which represent the vast pediplain seen between 400-460 m contour . Small valley plain is observed along the rivers Kagra , Bennithora and Bhima ...
... seen . In the central and southern parts of the area , gently rolling plains are observed , which represent the vast pediplain seen between 400-460 m contour . Small valley plain is observed along the rivers Kagra , Bennithora and Bhima ...
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