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 191
... Resistivity Rocks when dry , or granular rocks when charged with fresh water are highly resistive to the passage of electrical current through them . Elec- trical resistivity of a rock in situ is controlled by the degree of saturation ...
... Resistivity Rocks when dry , or granular rocks when charged with fresh water are highly resistive to the passage of electrical current through them . Elec- trical resistivity of a rock in situ is controlled by the degree of saturation ...
Page 286
... RESISTIVITY DATA OF ELECTRICAL LOGS If from resistivity logs and laboratory tests , the resistivity of the inters titial formation water of an aquifer in the Gangetic plain is determined , then the hypothetical ion concentrations can be ...
... RESISTIVITY DATA OF ELECTRICAL LOGS If from resistivity logs and laboratory tests , the resistivity of the inters titial formation water of an aquifer in the Gangetic plain is determined , then the hypothetical ion concentrations can be ...
Page 287
... resistivity of interstitial formation water can be determined by using the following equation derived by Archie ( 1942 ) . Rt = Rw / pm . F = 1 / pm . Rt = FRw . where Rt = formation resistivity , Rw water resistivity , P = Porosity , m ...
... resistivity of interstitial formation water can be determined by using the following equation derived by Archie ( 1942 ) . Rt = Rw / pm . F = 1 / pm . Rt = FRw . where Rt = formation resistivity , Rw water resistivity , P = Porosity , m ...
Contents
GEOLOGICAL SURVEY OF INDIA | 1 |
Volume 92 Part | 2 |
Andhra Circle | 14 |
Copyright | |
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44th Ind Abstracts alignment alluvium altitude Andhra aquifer Arogyaswamy B. C. Roy B.Sc Banaras bands beds belt Bihar Bombay boreholes Calcutta Circle clay coal seams coalfield Congr Deccan Traps Delhi deposits depth DISTRICT Shri drawdown East Economic Geology electrical logging examined exploratory formation furlongs G.S.I. bench-mark gallons U.S. Geol geological mapping Geological Survey Geologist Geophysical gneisses Gondwana granite graphite groundwater Headquarters Cal India Industr investigated iron-ore Jain Jammu Kerala laterite lignite limestone Located lodes m.s.l. Drilled M.Sc Madhya Pradesh Madras magnetite miles Miner mineralisation mining Murthy Mysore nala Neyveli occurrence Orissa Pradesh.-Shri Proc Progr Project Punjab quarry quartz quartzites Rajasthan Raniganj river rock types samples sand sandstones Sarvashri schists Section sediments shales Shri Hamzah Shri M. S. Sinha Srivastava Survey of India thickness tubewells tunnel Uttar veins village West Bengal zone