Records of the Geological Survey of India, Volume 125, Part 3The Survey, 1992 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 6
... scale and classification of different granitic bodies within the Chhotanagpur Gneissic Complex , carried out in topsheet 72 D / 11 in Gaya district , Bihar , revealed the presence of at least three distinct phases of granitic activity ...
... scale and classification of different granitic bodies within the Chhotanagpur Gneissic Complex , carried out in topsheet 72 D / 11 in Gaya district , Bihar , revealed the presence of at least three distinct phases of granitic activity ...
Page 35
... scale silicification , brecciation or pulverisation along the zone ( Plate - 15 & 16 ) . The rocks have undergone folding and show angular relation with the trend of granulitic rocks . Interbedded basaltic lavas are amygdaloidal and ...
... scale silicification , brecciation or pulverisation along the zone ( Plate - 15 & 16 ) . The rocks have undergone folding and show angular relation with the trend of granulitic rocks . Interbedded basaltic lavas are amygdaloidal and ...
Page 40
... scale geological mapping of 48 sq km on 1 : 25,000 scale , detailed mapping of 8.78 sq km on 1 : 1,000 scale , 45 cu m trenching and 425.20 m drilling . Besides , a total of 667 geochemical samples of bedrock and soil was also collected ...
... scale geological mapping of 48 sq km on 1 : 25,000 scale , detailed mapping of 8.78 sq km on 1 : 1,000 scale , 45 cu m trenching and 425.20 m drilling . Besides , a total of 667 geochemical samples of bedrock and soil was also collected ...
Contents
Bihar | 1 |
Studies of granites of Hazaribagh Gaya and Palamau districts Bihar | 7 |
Integrated geological and structural mapping geochemical survey and exploration | 15 |
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amphibolite arca Bankura basin belt Bihar BIHAR Code biotite block boreholes chalcopyrite charnockite chlorite chlorite schist chromite clay Construction stage geotechnical copper deposits depth Dhenkanal district Division II Ops dolerite drilling earth dam Eastern Ghat Economic Geology Engineering Geology Engineering Geology Division excavation field season foliation formation foundation grade garnetiferous geochemical geological mapping Geology Division-II Ops geophysical Geotechnical and Special gneiss gold granite granite gneiss granophyre granulite grouting holes hot spring Irrigation Project khondalite laterite lava left bank located mica schist migmatite mineral nala occur Orissa ORISSA Code OVERVIEW pegmatite Ph Ph Ph Ph/SS Ph/SS phase phyllite Pindara Purulia district quartz quartz veins quartzite Reservoir Scheme river samples sandstone scale schist sector sediments shear zone Sikkim SINGHBHUM DISTRICT slope soil Special Investigation spillway sq km stage geotechnical investigation strike length suggested sulphide Supergroup surface SURVEY OF INDIA syenite toposheet trending upto volcanics West Bengal