Records of the Geological Survey of India, Volume 125, Parts 3-5Government of India, 1990 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 6
... represented by weakly foliated pink granite gneiss , contains enclaves of metasedimentaries and metabasics . The next phase is represented by mesocratic , often porphyritic , grey granite having mafics ( biotite and horn blende ) upto ...
... represented by weakly foliated pink granite gneiss , contains enclaves of metasedimentaries and metabasics . The next phase is represented by mesocratic , often porphyritic , grey granite having mafics ( biotite and horn blende ) upto ...
Page 81
... represented by basic granulites , viz . , granulitic norite and two pyroxene granulite and acid granu- lites represented by charnockite and leptynite . The area witnessed two phases of basic igneous activity after the formation of basic ...
... represented by basic granulites , viz . , granulitic norite and two pyroxene granulite and acid granu- lites represented by charnockite and leptynite . The area witnessed two phases of basic igneous activity after the formation of basic ...
Page 12
... represented by steeply foliated granite gneisses with metabasic enclaves . The Jaintia Group is represented by Shella and Kopili Formations , the former comprising the Sylhet Sandstone and the Sylhet Limestone Members . The Sylhet ...
... represented by steeply foliated granite gneisses with metabasic enclaves . The Jaintia Group is represented by Shella and Kopili Formations , the former comprising the Sylhet Sandstone and the Sylhet Limestone Members . The Sylhet ...
Contents
Studies of granites of Hazaribagh Gaya and Palamau districts Bihar | 7 |
Geological mapping around PindaraBiharbariBaghmari area Bhagalpur district Bihar | 13 |
FIELD SEASON 199091 | 91 |
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Common terms and phrases
alignment amphibolite ANDHRA PRADESH anomaly bands basemetal basin Bihar biotite block boreholes charnockite chromite clay comprises CONSTRUCTION STAGE GEOTECHNICAL deposits depth DISTRICT dolerite drilled dykes earth dam east eastern Engineering Geology Engineering Geology Division excavation exposed field season folds foliation Formation geochemical GEOLOGICAL MAP geophysical Geotechnical and Special GEOTECHNICAL INVESTIGATION gneiss gold grained granite granite gneiss granitoid granulite grey Group grouting hill holes hornblende indicated irrigation joints KARNATAKA khondalite kimberlite laterite limestone located magnetite Meghalaya migmatite mineral mineralised zone nala occur Orissa pegmatite phyllite pink granite plagioclase power house proposed pyrite pyroxenite quartz quartz veins quartzite Quaternary Regional Geology reservoir river rock types samples sandstone scale schist schist belt schistose sediments shale shear zone Shillong Singhbhum slope soil Special Investigation spillway sq km stage geotechnical investigation strike length structure sulphide surveys syenite thick traverses trending tunnel upto volcanics West Bengal