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 60
... occur numerous peg- matites and quartz veins . Chromite most commonly occurs as lenses , veins , pockets and layers and less commonly as dissemina- tions within the serpentinite and pyroxenite . At places , as at Loya quarry No.2 ...
... occur numerous peg- matites and quartz veins . Chromite most commonly occurs as lenses , veins , pockets and layers and less commonly as dissemina- tions within the serpentinite and pyroxenite . At places , as at Loya quarry No.2 ...
Page 98
... occur within this zone , varying in width from 20 to 50 cm . The zone has an outcrop width of 1 to 5 m . Sulphides occur as thin stringers , mostly at the contact of the quartz vein with the schistose rocks . Fractures are developed at ...
... occur within this zone , varying in width from 20 to 50 cm . The zone has an outcrop width of 1 to 5 m . Sulphides occur as thin stringers , mostly at the contact of the quartz vein with the schistose rocks . Fractures are developed at ...
Page 167
... occur- ring as detached concordant enclaves within epidote - hornblende gneiss shows alteration to amphibolite . Dunite , syenite and carbonatite occur as younger intrusives within the metapyroxenite , showing sharp contact . Syenite occurs ...
... occur- ring as detached concordant enclaves within epidote - hornblende gneiss shows alteration to amphibolite . Dunite , syenite and carbonatite occur as younger intrusives within the metapyroxenite , showing sharp contact . Syenite occurs ...
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