Records of the Geological Survey of India, Volume 92The Survey, 1962 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 246
... Region . He has established in that region four sedimentary facies of iron - formation , sulphide , carbonate , silicate and oxide all deposited as chemical precipitates controlled by oxidation - reduc- tion potential . According to him ...
... Region . He has established in that region four sedimentary facies of iron - formation , sulphide , carbonate , silicate and oxide all deposited as chemical precipitates controlled by oxidation - reduc- tion potential . According to him ...
Page 254
... REGION Only a few geological formations are met with in the region under reference . Since most of the area is covered by soil , details in respect of the basement rocks and the purple shale formation could not be mapped . The only well ...
... REGION Only a few geological formations are met with in the region under reference . Since most of the area is covered by soil , details in respect of the basement rocks and the purple shale formation could not be mapped . The only well ...
Page 259
... region are : ( 1 ) Pyrolusite , ( 2 ) Psilomelane , ( 3 ) Manganite and ( 4 ) Wad . This identification is based on ore - microscopy and X - Ray diffraction analysis . Pyrolusite It is the commonest manganese oxide mineral ( MnO2 ) . It ...
... region are : ( 1 ) Pyrolusite , ( 2 ) Psilomelane , ( 3 ) Manganite and ( 4 ) Wad . This identification is based on ore - microscopy and X - Ray diffraction analysis . Pyrolusite It is the commonest manganese oxide mineral ( MnO2 ) . It ...
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44th Ind alluvium altitude Andhra aquifer Archaean B.Sc Banaras banded hematite-quartzite basin beds belt Bihar block Bombay boreholes Calcutta Circle clay coal seams colour Congr Cuddapah deposits depth DISTRICT Shri East Economic Geology electrical logging epeirogeny examined ferruginous foliation foraminifera formations fossils furlongs G.S.I. bench-mark G.S.I. Type gallons U.S. Geol geological mapping Geological Survey Geologist gneisses Gondwana granite groundwater Hamzah Headquarters Cal hematite India Industr investigated iron-ore Karanpura coalfield laterite lignite limestones Located lodes m.s.l. Drilled M.Sc Madhya Pradesh Madras magnetite miles mineral mineralisation Murthy Mysore Neyveli occur Orissa Pradesh.-Shri Proc psilomelane Punjab quarry quartz quartzites Rajasthan Ratanpur reported river rock types samples sand sandstones Sarvashri schists Section sediments shales Shri M. S. Sinha specimens Srivastava structure Surv Survey of India Talchir taluk thickness topo-sheets total dissolved solids veins village West Bengal zone