Records of the Geological Survey of India, Volume 112, Parts 3-5The Survey, 1982 - Earthquakes |
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Page 1-35
... noted ( Rishi , 1975 ) . The nature of occurrence of uranium is , as in Umryngka in the matrix of the ill - sorted felspathic sandstone in close association with carbonaceous matter either in adsorbed state or forming an organo- uranium ...
... noted ( Rishi , 1975 ) . The nature of occurrence of uranium is , as in Umryngka in the matrix of the ill - sorted felspathic sandstone in close association with carbonaceous matter either in adsorbed state or forming an organo- uranium ...
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... noted only in Shella . Besides , Dicty oconoides , Lepidocyc- lina ( Pliolepidina ) and Assilina , papillata , typical Middle Eocene taxa have been noted . In the calcareous band ( -upper part of Tura sandstone ) of Langrin coalfield ...
... noted only in Shella . Besides , Dicty oconoides , Lepidocyc- lina ( Pliolepidina ) and Assilina , papillata , typical Middle Eocene taxa have been noted . In the calcareous band ( -upper part of Tura sandstone ) of Langrin coalfield ...
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... noted that for magnesia content of about 20 percent the silica content would be of the order of about 55 percent . The calcia and alumina contents of the Chalk Hills amphibole are -higher than those reported for the series . Since the ...
... noted that for magnesia content of about 20 percent the silica content would be of the order of about 55 percent . The calcia and alumina contents of the Chalk Hills amphibole are -higher than those reported for the series . Since the ...
Contents
The evolution of the ArchaeanProterozoic Crust in parts of Bihar | 1 |
Some aspects of the geochemistry of Dhanjori Volcanics Singhbhum District | 7 |
Geology and Structure of Southern GangpurBonaigarh Region Sundargarh | 13 |
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Alluvium Arunachal Assam assemblage axial bands Barail barytes basaltic basin beds Bihar biotite borehole Chalk Hills chlorite clay coal coalfield conglomerate Cretaceous Cuddapah deposits depth Dhanjori diamictite Disang district dolerite drilling dykes Eocene epidiorite Eurydesma exposed facies faults fauna folds Formation fossil fractures Gangpur garnet Garo Hills Geol geological mapping Geological Survey gibbsite gneisses Gondwana grains granite Group hematite hornblende India indicate iron Jaintia Karharbari Kerala laterite limestone lode magnesite Mahadeo Meghalaya metamorphism metres mineralisation minerals Miocene occur olivine oxides peridotites phyllite plagioclase Plate Pradesh present pyrite pyroxene quartz quartzite Rajgir range recorded region rocks samples sand sandstone schist seam sedimentary sediments sequence shales shear zone shonkinite stratigraphic structural studies sulphide surface Surma Surv Survey of India Tertiary thickness Tipam traverse trend Tripura ultrabasic ultramafic Unconformity Unpublished GSI Report Upper upto uranium veins