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 25
... biotite - chlorite schist / quartz - chlorite - biotite schist , metabasalt ( massive , schistose and amygdaloidal ) and ultramafics . The overlying Chaibasa Formation com- prises conglomerate , quartz schist , kyanite - quartzite ...
... biotite - chlorite schist / quartz - chlorite - biotite schist , metabasalt ( massive , schistose and amygdaloidal ) and ultramafics . The overlying Chaibasa Formation com- prises conglomerate , quartz schist , kyanite - quartzite ...
Page 191
... biotite - quartz schist of Dhanjori Group as the possible host rock of sulphide mineralisation . A preliminary geochemical analysis indicated Cu and Ni values ranging between 10 ppm to 1010 ppm and 10 ppm to 420 ppm , respectively . The ...
... biotite - quartz schist of Dhanjori Group as the possible host rock of sulphide mineralisation . A preliminary geochemical analysis indicated Cu and Ni values ranging between 10 ppm to 1010 ppm and 10 ppm to 420 ppm , respectively . The ...
Page 294
... biotite ; plagioclase , biotite , quartz and garnet . The diffused material forms schlieren bands ( 1 to 4 cm thick and upto 2 m long ) in the enclosing granite and on ' further diffusion form grey granitic bands in the gneiss . The ...
... biotite ; plagioclase , biotite , quartz and garnet . The diffused material forms schlieren bands ( 1 to 4 cm thick and upto 2 m long ) in the enclosing granite and on ' further diffusion form grey granitic bands in the gneiss . The ...
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