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 81
... pegmatite , aplite and quartz veins constitute the lithological assemblage . Examination of the excavation for key portion revealed that the hill slope overlooking the proposed key foundation rises steeply to R. L. + 524m against the ...
... pegmatite , aplite and quartz veins constitute the lithological assemblage . Examination of the excavation for key portion revealed that the hill slope overlooking the proposed key foundation rises steeply to R. L. + 524m against the ...
Page 138
... pegmatite criss - cross both the charnockite and the hornblende - biotite gneiss . The grey granitic gneiss , which is well- foliated and rich in hornblende and allanite , occurs as small mounds / knolls in the northern part of the area ...
... pegmatite criss - cross both the charnockite and the hornblende - biotite gneiss . The grey granitic gneiss , which is well- foliated and rich in hornblende and allanite , occurs as small mounds / knolls in the northern part of the area ...
Page 182
... pegmatite veins ( Plate - 1 ) . All the rock types wee subjected to lateritisa- tion of varying degrees . The general trend of foliation is N60-70 ° W - S60-70 ° E with steep dips ( 75-85 ° ) , generally towards NNE direction and , at ...
... pegmatite veins ( Plate - 1 ) . All the rock types wee subjected to lateritisa- tion of varying degrees . The general trend of foliation is N60-70 ° W - S60-70 ° E with steep dips ( 75-85 ° ) , generally towards NNE direction and , at ...
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