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- |
From inside the book
Results 1-3 of 73
Page 18
... dykes Blue and light grey quartz veins Protoorbicular tonalite / granodiorite , pyroxenite Snow white to light grey quartzo - feldspathic veins associated with shearing ( Migmatite - III ) Medium to coarse - grained grey and pink ...
... dykes Blue and light grey quartz veins Protoorbicular tonalite / granodiorite , pyroxenite Snow white to light grey quartzo - feldspathic veins associated with shearing ( Migmatite - III ) Medium to coarse - grained grey and pink ...
Page 20
... dykes . They occur as N - S trending linear bodies with 10 to 30 m width and 20 to 200 m length . They show sharp contacts with both concordant and discordant relation with the gneisses . They show cofolding and faulting with the ...
... dykes . They occur as N - S trending linear bodies with 10 to 30 m width and 20 to 200 m length . They show sharp contacts with both concordant and discordant relation with the gneisses . They show cofolding and faulting with the ...
Page 152
... dykes Gneissic Complex ( Archaean to Proterozoic ) Charnockite Group Eastern Ghats Supergroup ( Archaean ) Older Metamorphics J. Pegmatite / quartz veins Quartz - baryte veins Felsite / felsite porphyry dykes Quartz - syenite breccia ...
... dykes Gneissic Complex ( Archaean to Proterozoic ) Charnockite Group Eastern Ghats Supergroup ( Archaean ) Older Metamorphics J. Pegmatite / quartz veins Quartz - baryte veins Felsite / felsite porphyry dykes Quartz - syenite breccia ...
Contents
Quaternary geological and geomorphological mapping of the SonGanga | 2 |
An Overview | 10 |
Integrated geological and structural mapping and geochemical survey | 17 |
Copyright | |
13 other sections not shown
Other editions - View all
Common terms and phrases
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