Records of the Geological Survey of India, Volume 103Government of India, 1971 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 321
... indicated that the relief in the apparent resistivity values over pegmatites is of the order of 50 to 60 ohm - metres , against 20 to 40 ohm - metres over the country rocks viz . , schists . The results of magnetic ( vertical force ) ...
... indicated that the relief in the apparent resistivity values over pegmatites is of the order of 50 to 60 ohm - metres , against 20 to 40 ohm - metres over the country rocks viz . , schists . The results of magnetic ( vertical force ) ...
Page 426
... indicated the Fe content as + 67 % . One sample drawn from top section of BH - 15 mixed with laterite indicated Fe content 59 % . Besides the above , the contents of silica , alumina and phosphorus of all the above samples are below the ...
... indicated the Fe content as + 67 % . One sample drawn from top section of BH - 15 mixed with laterite indicated Fe content 59 % . Besides the above , the contents of silica , alumina and phosphorus of all the above samples are below the ...
Page 79
... indicated between depth ranges 76.5 to 79.5 and 80.5 to 80.9 m . are probably thin slices of weathered rock having effective porosity . Such horizons , when present through reasonable thickness , often make potential aquifers . Rest of ...
... indicated between depth ranges 76.5 to 79.5 and 80.5 to 80.9 m . are probably thin slices of weathered rock having effective porosity . Such horizons , when present through reasonable thickness , often make potential aquifers . Rest of ...
Contents
EASTERN REGION | 183 |
Hydroelectric Projects | 229 |
GROUNDWATER INVESTIGATIONS | 238 |
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alignment alluvium amphibolite Andhra Pradesh anomalies Archaean Asstt bands Banerjee basalt bed rock Bihar block boreholes Calcutta carried chalcopyrite charnockite Circle clay coal coalfield copper core Deccan traps Delhi delineated deposits depth dips Director district dolomite drill holes dykes Engineering exploration Exploratory drilling fault formations geochemical geohydrological geological mapping Geological Survey Geologist Jr geophysical Geophysicist gneisses Gondwana granite granite-gneiss graphite groundwater indicated investigations Kashmir Laboratory laterite limestone located Madhya Pradesh magnetic magnetite mapped an area metal method million tonnes minerals Mining occurs pegmatite phosphorite phyllite power house Project pyrite quartz veins quartzite Rajasthan recommended Region reported resistivity river rock types samples sand sandstones Sarvashri scale schist seams sediments seismic September 1969 shales shear zone Shri Singh spillway Srivastava strike length studies sulphide Survey of India taluk Tamil Nadu thickness topo-sheets traverse trenching trending tubewells tunnel Udaipur district upto varies Vindhyan