Records of the Geological Survey of India, Volume 126, Parts 3-5Government of India, 1991 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 27
... carried out in three quarries / blocks in Sonapahar area with a view to trace the extensions of known molybdenite incidences . Regional traverses and sampling were undertaken in Rongjeng and Songsak areas in order to identify promising ...
... carried out in three quarries / blocks in Sonapahar area with a view to trace the extensions of known molybdenite incidences . Regional traverses and sampling were undertaken in Rongjeng and Songsak areas in order to identify promising ...
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 ...
Contents
Quaternary geological and geomorphological mapping of the SonGanga | 2 |
An Overview | 10 |
Integrated geological and structural mapping and geochemical survey | 17 |
Copyright | |
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alignment amphibolite ANDHRA PRADESH anomaly zones apatite bands basemetal basin BIHAR biotite block boreholes carried chalcopyrite charnockite chlorite chlorite schist chromite Code construction depth DISTRICT dolerite drilling dykes east eastern Engineering Geology exposed field season flood folds foliation Formation foundation gabbro geochemical GEOLOGICAL MAP geophysical GEOTECHNICAL INVESTIGATION gneiss gneissic gold granite granite gneiss granitoids granulite grey Group grouting hill hornblende INDEX indicated intersected intrusives Irrigation Project joints KARNATAKA kimberlite laterite limestone lithounits located magnetite metabasalt migmatite mineral mineralised zone occur Orissa pegmatite phyllite pink power house proposed pyrite pyroxenite quartz quartz veins quartzite Quaternary reservoir river rock types samples sandstone scale schist schist belt schistose shale shear zone Singhbhum slope soil Sp Sp Sp spillway sq km STAGE GEOTECHNICAL INVESTIGATION strike length structure studies suggested sulphide surface surveys syenite thick toposheet traverse trench trending tunnel ultramafic upto valley volcanics width Δ Δ Δ