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 5
Geological Survey of India. Pegmatites and quartz veins are also present . These veins are commonly found in the gneisses and are probably of diffierent ages . Foliation strike of these gneisses is variable within short distances and the ...
Geological Survey of India. Pegmatites and quartz veins are also present . These veins are commonly found in the gneisses and are probably of diffierent ages . Foliation strike of these gneisses is variable within short distances and the ...
Page 24
... veins occur in zones of 20 ft . in thickness and of 200 ft . in length in the albite - biotite - quartz schist ( mylonised soda granite ) . More detailed investigations are necessary to assess their potentialities . Arsenopyrite ...
... veins occur in zones of 20 ft . in thickness and of 200 ft . in length in the albite - biotite - quartz schist ( mylonised soda granite ) . More detailed investigations are necessary to assess their potentialities . Arsenopyrite ...
Page 273
... veins . The author is , however , of the opinion that all the occurrences of barite in Anantapur district are true fissure veins , because : ( 1 ) the veins show a distinct and sharp junction with the country rock ; ( 2 ) brecciation of ...
... veins . The author is , however , of the opinion that all the occurrences of barite in Anantapur district are true fissure veins , because : ( 1 ) the veins show a distinct and sharp junction with the country rock ; ( 2 ) brecciation of ...
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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