Records of the Geological Survey of India, Volume 124, Part 3The Survey, 1991 - 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 29
... gneiss / augen gneiss , ( ii ) garnetiferous granite gnciss , ( iii ) leptynites and ( iv ) streaky gneiss and mig- matites . Most of the granitoids show well developed gneissic foliation defined by metamorphic biotite , mus- covite and ...
... gneiss / augen gneiss , ( ii ) garnetiferous granite gnciss , ( iii ) leptynites and ( iv ) streaky gneiss and mig- matites . Most of the granitoids show well developed gneissic foliation defined by metamorphic biotite , mus- covite and ...
Page 89
... gneiss and the Dalings . This was aimed at locating stratabound Dikchu - Rangpo type basemetal occurrences , if any , in the Gorubathan Formation rocks in the area . The programme is also aimed at the study of the quartzite ( possibly ...
... gneiss and the Dalings . This was aimed at locating stratabound Dikchu - Rangpo type basemetal occurrences , if any , in the Gorubathan Formation rocks in the area . The programme is also aimed at the study of the quartzite ( possibly ...
Page 91
... gneiss comprising banded gneiss and augen gneiss and also some interbanded calc - sillicate gneiss . The felsic intrusives into the above rock types comprise biotite - leucogranite , tourmaline - leucogranite , biotite - pegmatite and ...
... gneiss comprising banded gneiss and augen gneiss and also some interbanded calc - sillicate gneiss . The felsic intrusives into the above rock types comprise biotite - leucogranite , tourmaline - leucogranite , biotite - pegmatite and ...
Contents
Quaternary geological and geomorphological mapping of the GangaSon alluvial belt in Aurangabad | 4 |
Integrated geological and structural mapping and geochemical survey and exploration by drilling in parts | 10 |
Bihar | 19 |
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alignment amphibolite Andaman anomaly arca ash bed basemetal basin belt BIHAR BIHAR Code block boreholes charnockites clay CONSTRUCTION STAGE GEOTECHNICAL copper dam axis deposits depth Dhanjori drilling Eastern Ghat Economic Geology Engineering Geology Engineering Geology Division-II excavation FEASIBILITY STAGE GEOTECHNICAL FIELD SEASON flood plain folds foliation formation geochemical geological mapping Geology Division Geology Division-II Ops geophysical Geotechnical and Special GEOTECHNICAL INVESTIGATION gneiss gold Gondwana granite granite gneiss granitoids graphite Group of rocks grouting holes indicate Khondalite Koraput laterite lava located mica schist migmatite mineralisation nala occur Orissa ORISSA Code pegmatite ph ph phyllite power house Purulia district quartz quartz veins quartzite Quaternary Rec.GSI Regional Geology RESERVOIR SCHEME river rock types SAMBALPUR DISTRICT samples sandstone scale schist sector sediments shear zone Sikkim Singhbhum slope soil Special Investigation spillway sq km STAGE GEOTECHNICAL INVESTIGATION structures surface SURVEY OF INDIA toposheets traverses trending tunnel upto volcanic West Bengal