Records of the Geological Survey of India, Volume 112, Part 3government of India., 1977 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 5
... pegmatite in Singhbhum Granite Singhbhum granite ( 10 km . south of Jamshedpur ) Rb / Sr . Ma . ( Min ) 1980 K / Ar . Ma . ( Min ) 1460 Ma . Singhbhum Granodiorite 1940 Ma . ( Min ) Biotite from Singhbhum Granite ( Govindpur ) 99 1974 ...
... pegmatite in Singhbhum Granite Singhbhum granite ( 10 km . south of Jamshedpur ) Rb / Sr . Ma . ( Min ) 1980 K / Ar . Ma . ( Min ) 1460 Ma . Singhbhum Granodiorite 1940 Ma . ( Min ) Biotite from Singhbhum Granite ( Govindpur ) 99 1974 ...
Page 69
... pegmatite and quartz veins . Detailed mineralogical and chemical study reveals that the massive garnet is a variety of andradite , resulted from the contact metamorphism of the cale - gneies . The Chemical composition of the ...
... pegmatite and quartz veins . Detailed mineralogical and chemical study reveals that the massive garnet is a variety of andradite , resulted from the contact metamorphism of the cale - gneies . The Chemical composition of the ...
Page 70
... pegmatite with associ- ated vein quartz are quite common within the granite gneisses and also within the mica schists . The mineral assemblages in the different metamorphites are indicative of high grade regional metamorphism . The ...
... pegmatite with associ- ated vein quartz are quite common within the granite gneisses and also within the mica schists . The mineral assemblages in the different metamorphites are indicative of high grade regional metamorphism . The ...
Contents
GEOLOGICAL SURVEY OF INDIA | 1 |
Some aspects of the geochemistry of Dhanjori Volcanics Singhbhum District | 7 |
Geology and Structure of Southern GangpurBonaigarh Region Sundargarh | 13 |
Copyright | |
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analysis andradite anomaly average axial plane Badampahar bands basin bauxite bedding Bihar biotite calc-gneiss chalcopyrite channel chlorite cleavage Colliery conglomerate Dalma deformation deposits Dhanjori epidiorite district dolerite dolerite dykes eastern epidiorite epidote F₁ facies fold fossils fractures fuchsite galena Gangpur Gangpur Group Geol Geological Survey geophysical Ghatsila gibbsite gneiss grains granite gneiss gravity Group-II rocks Hazaribagh hornblende indicate kaolinite Karharbari Formation Keonjhar Khola Kusunda laterite lavas limb lineation massive garnet metamorphic metasedimentary belt metres mica schists mineralisation minerals muscovite Nausahi Nayadih Kusunda occur Orissa pegmatite phyllite plagioclase Plate plunging quartz quartzite Raghunathpali Rajgir Rangpo Records regional resistivity samples sand sandstone saprolite Sarkar scale schist schistose sedimentary sediments sequence sericite shales shear shows Simlipal Singhbhum skarn stowed stress structures sulphide Sundargarh District Surv Survey of India syncline synformal textural thickness TRAV traverse trend ultrabasic rock unstowed volcanics Volume