Records of the Geological Survey of India, Volume 126, Issues 5-6Vols. 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 45
... carried out earlier near the old workings indicated ore body over a strike length of 135 m with an average grade of 4.13 g / t upto a depth of 75 m . The work carried out led to the demarcation of about 2 km long mineralised zone all ...
... carried out earlier near the old workings indicated ore body over a strike length of 135 m with an average grade of 4.13 g / t upto a depth of 75 m . The work carried out led to the demarcation of about 2 km long mineralised zone all ...
Page 48
... carried out in Kottapalle Block of Ramagiri gold fields to establish the strike extension and depth persistence of the auriferous lode delineated during 1988-90 and to demarcate auriferous zones in the eastern part of the block . A ...
... carried out in Kottapalle Block of Ramagiri gold fields to establish the strike extension and depth persistence of the auriferous lode delineated during 1988-90 and to demarcate auriferous zones in the eastern part of the block . A ...
Page 112
... carried out . A total of 507 samples were collected ( 332 surface and 175 under- ground from adits ) and analysed for base- metals , trace elements and gold . The sheared quartz - chlorite schist , quartzite and arkose carry specks ...
... carried out . A total of 507 samples were collected ( 332 surface and 175 under- ground from adits ) and analysed for base- metals , trace elements and gold . The sheared quartz - chlorite schist , quartzite and arkose carry specks ...
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Common terms and phrases
acid amphibolite ANDHRA PRADESH anomaly zones axis bands basalt basin biotite biotite gneiss block boreholes charnockite complex Deccan Trap deformation depth DISTRICT dolerite drilling enclaves ENE-WSW exposed feldspar field season flows folds foliation Formation gabbro geochemical GEOLOGICAL MAP Geology Division Geophysical GEOTECHNICAL INVESTIGATIONS gneiss gneissic gold grained granite granite gneiss granitoids granulite grey Group hornblende INDEX indicated intrusives joints KARNATAKA kimberlite laterite lava lineament located mafic magnetite MAHARASHTRA metabasalt migmatite mineral mineralised zone Nagpur Narmada NE-SW NNW-SSE NW-SE occur pahoehoe pegmatite pink granite plagioclase porphyritic pyrite pyroxene granulite pyroxenite quartz quartz veins quartzite Quaternary regional reservoir rhyolite river rock types Sakoli samples sandstone scale schist schist belt schistose sediments shale shear zone soil spillway sq km strike length structures studies sulphide surveys syenite TAMIL NADU thick toposheet traversed trench trending tunnel ultramafic upto valley volcanics width