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 19
... mineral potentiality of the pegmatite , besides mica . Systematic survey for pegmatites , involving 150 sq . km . of large scale Geological Mapping ( 1 : 25,000 Scale ) and collection of 200 nos of geochemical samples , 50 nos . of ...
... mineral potentiality of the pegmatite , besides mica . Systematic survey for pegmatites , involving 150 sq . km . of large scale Geological Mapping ( 1 : 25,000 Scale ) and collection of 200 nos of geochemical samples , 50 nos . of ...
Page 21
... mineral potentiality of these pegma- tite , two hundred geochemical samples of pegmatite with particular emphasis on mineralised portion have been collected for separation of mineral phases present in different pegmatite bodies to ...
... mineral potentiality of these pegma- tite , two hundred geochemical samples of pegmatite with particular emphasis on mineralised portion have been collected for separation of mineral phases present in different pegmatite bodies to ...
Page 46
... minerals . The third generation folds are broad warps , the axial plane of which trends in N25 ° W - S25 ° E direction . Mineral lineation , related to the second generation of folding , is commonly seen . No mineral of economic ...
... minerals . The third generation folds are broad warps , the axial plane of which trends in N25 ° W - S25 ° E direction . Mineral lineation , related to the second generation of folding , is commonly seen . No mineral of economic ...
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