Records of the Geological Survey of India, Volume 126, Parts 4-6The Survey, 1993 - 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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... Detailed geological mapping and geochemical studies in Samchampi alkaline complex have helped in understanding the different components of the intrusive complex and in locating four phosphatic bodies ranging in lengths between 400 and ...
... Detailed geological mapping and geochemical studies in Samchampi alkaline complex have helped in understanding the different components of the intrusive complex and in locating four phosphatic bodies ranging in lengths between 400 and ...
Page 102
... DETAILED. Rec . Vol . 126 Pt . 6 Preliminary investigation for gold was continued in Gurwandi block ( 20 ° 10'N : 80 ... detailed mapping on 1 : 2,000 scale , geological mapping on 1 : 25,000 scale , pitting , trenching , sampling and ...
... DETAILED. Rec . Vol . 126 Pt . 6 Preliminary investigation for gold was continued in Gurwandi block ( 20 ° 10'N : 80 ... detailed mapping on 1 : 2,000 scale , geological mapping on 1 : 25,000 scale , pitting , trenching , sampling and ...
Page 108
... detailed geological map- ping , geochemical sampling and drilling were carried out for zinc mineralisation . Geochemical sampling has yielded fairly high values of zinc within the im- persistent bands of metasedimentary rocks occurring ...
... detailed geological map- ping , geochemical sampling and drilling were carried out for zinc mineralisation . Geochemical sampling has yielded fairly high values of zinc within the im- persistent bands of metasedimentary rocks occurring ...
Contents
Arunachal Pradesh | 1 |
Mineral InvestigationII Arunachal Pradesh | 9 |
Geology of parts of Karbi Anglong North Cachar Hills and Nowgaon | 15 |
Copyright | |
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acid amphibolite ANDHRA PRADESH bands basalt biotite biotite gneiss block boreholes charnockite chert complex dam axis Deccan Trap depth DISTRICT dolerite dolomite drilling enclaves ENE-WSW Engineering Geology Division exposed feldspar field season flows folds foliation Formation gabbro geochemical GEOLOGICAL MAP Geophysical GEOTECHNICAL INVESTIGATIONS gneiss gneissic gold grained granite granite gneiss granitoids granulite grey Group hornblende INDEX indicated intrusives joints KARNATAKA kimberlite limestone lineament located mafic magnetic magnetite Maharashtra metabasalt migmatite mineral mineralised zone Nagpur Narmada NE-SW NNE-SSW NNW-SSE NW-SE occur pegmatite pink granite plagioclase porphyritic power house PRADESH Code pyrite pyroxene pyroxenite quartz quartz veins quartzite Regional Geology Division reservoir rhyolite river Sakoli samples sandstone scale schist schist belt schistose sediments shale shear zone slope soil Sp Sp spillway sq km strike length structures studies sulphide surveys syenite thick toposheet traverses trench trending tunnel ultramafic upto valley volcanics width Δ Δ Δ