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 99
... associated with 25 to 20 ppm As . Geochemical sampling and large scale mapping along the railway cutting in ... associated metabasalts in the old workings of Kunchiganahalu area analysed gold values ranging from ND to 5 g / t and Ag ...
... associated with 25 to 20 ppm As . Geochemical sampling and large scale mapping along the railway cutting in ... associated metabasalts in the old workings of Kunchiganahalu area analysed gold values ranging from ND to 5 g / t and Ag ...
Page 105
... associated with chalcopyrite , sphalerite , bornite , haematite and malachite . Molyb- denite occurs in hexagonal form as rosettes in quartz and as plates oriented parallel to the walls of the fractures in the zoned pegmatites and also ...
... associated with chalcopyrite , sphalerite , bornite , haematite and malachite . Molyb- denite occurs in hexagonal form as rosettes in quartz and as plates oriented parallel to the walls of the fractures in the zoned pegmatites and also ...
Page 137
... associated with the multimetal lode of the Mamandur deposit . In all , an area of 20.50 sq km was covered by large scale geological mapping on 1 : 10,000 scale and 2,603 pedogeochemical samples on 250 x 30 grid pattern were collected ...
... associated with the multimetal lode of the Mamandur deposit . In all , an area of 20.50 sq km was covered by large scale geological mapping on 1 : 10,000 scale and 2,603 pedogeochemical samples on 250 x 30 grid pattern were collected ...
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