Records of the Geological Survey of India, Volume 112, Part 3government of India., 1982 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 49
... gneiss , porphyroblastic gneiss , etc to granite gneiss and ( or ) granitoid bodies . The suite , on the whole , is garnetiferous . The felspar present is mainly albite . All the members , charac- terised by the presence of foliation ...
... gneiss , porphyroblastic gneiss , etc to granite gneiss and ( or ) granitoid bodies . The suite , on the whole , is garnetiferous . The felspar present is mainly albite . All the members , charac- terised by the presence of foliation ...
Page 73
... gneiss is banded with alternating quartzo - felspathic and hornblende - diopside rich bands . In the calc- gneisses ... gneiss is typically green , the colour of the the calc - gneiss is greenish grey . · = is Petrographically , the ...
... gneiss is banded with alternating quartzo - felspathic and hornblende - diopside rich bands . In the calc- gneisses ... gneiss is typically green , the colour of the the calc - gneiss is greenish grey . · = is Petrographically , the ...
Page 73
... gneiss by regional metamorphism followed by a subsequent spell of contact metamorphism ( and me- tasomatism ) of local extent caused by the intrusion of pegmatite and vein quartz into the host rock calc - gneiss . The massive garnet ...
... gneiss by regional metamorphism followed by a subsequent spell of contact metamorphism ( and me- tasomatism ) of local extent caused by the intrusion of pegmatite and vein quartz into the host rock calc - gneiss . The massive garnet ...
Contents
OF | 1 |
Some aspects of the geochemistry of Dhanjori Volcanics Singhbhum District | 7 |
Geology and Structure of Southern Gangpur Bonaigarh Region Sundargarh | 13 |
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analysis andradite anomaly average axial plane Badampahar bands basaltic basin bauxite beds Bihar biotite calc-gneiss chalcopyrite channel chlorite cleavage Coalfield conglomerate deformation deposits Dhanbad district Dhanjori epidiorite district dolerite dykes eastern ENE-WSW epidiorite epidote F₁ facies fold fossils fractures Gangpur Gangpur Group garnet-rock Geol GEOLOGICAL SURVEY Geophysical gibbsite gneiss Godhur grains granite gneiss gravity Group-I Group-II rocks Group-III Hazaribagh Hazaribagh district hornblende host rock INDIA Records indicated kaolinite Karharbari Formation Keonjhar Khola Kusunda laterite lavas limb massive garnet metamorphic metavolcanic metres mica schists mineralisation minerals muscovite Nausahi North Karanpura occur Orissa pegmatite phyllite plagioclase Plate plunging quartz quartzite Rajgir Rangpo Region resistivity samples sandstone saprolite Sarkar scale schist schistose sedimentary sediments sequence sericite shales shear shows Singhbhum skarn southern stowed structures sulphide Surv SURVEY OF INDIA syncline synformal textural thickness traverse trend ultrabasic rock unstowed vein quartz volcanics