Records of the Geological Survey of India, Volume 103The Survey, 1971 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 18
... polarisation methods which depend on the diagnostic conductivity of the target . The difficulty could be overcome ... polarised sphere , vertical and inclined dipoles and sheets has been made to devise quantita- tive techniques . ( De ...
... polarisation methods which depend on the diagnostic conductivity of the target . The difficulty could be overcome ... polarised sphere , vertical and inclined dipoles and sheets has been made to devise quantita- tive techniques . ( De ...
Page 25
... polarisation associated with a rather indefinite azimuth of polarisation , whereas , near a highly conducting geologic structure or ore body the plane of polarisation is tilted out of the horizontal , the polarisation azimuth becoming ...
... polarisation associated with a rather indefinite azimuth of polarisation , whereas , near a highly conducting geologic structure or ore body the plane of polarisation is tilted out of the horizontal , the polarisation azimuth becoming ...
Page 26
... polarisation is of consequence in exploration for conductive minerals . The process of membrane polarisation is known to give rise to only relatively smaller magnitude of induced polarisation anomalies . The outstanding capability of ...
... polarisation is of consequence in exploration for conductive minerals . The process of membrane polarisation is known to give rise to only relatively smaller magnitude of induced polarisation anomalies . The outstanding capability of ...
Contents
RECORDS | 1 |
Geophysical Problems and Methods by L | 16 |
Mining Geophysics by P C Paul Y R Bhanu | 31 |
Copyright | |
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airborne alluvium anomaly zones Archaean borehole buried channels Cambay causative body chalcopyrite chromite clay coal seams conductive zones conductor corroborated curves Deccan traps delineated deposits depth Dhauj and Kot district dolomite electrical logging electrical resistivity fault field formations frequency G. S. I. report geological mapping Geological Survey Geophysical investigations geophysical logging geophysical methods geophysical parties led geophysical surveys gneisses Gondwana graphite gravity groundwater groundwater exploration high resistive horizons in-phase indicated Indo-Gangetic plains Induced Polarisation Kailasam layer limestone locating log trace magnetic anomalies magnetic method magnetic surveys mineralised zone minerals Mining Geophysics negative S. P. ohm-m overburden phyllites Pradesh problem profiles quartzites radioactivity Rajasthan refraction seismic resistivity method resistivity surveys S. P. anomalies saline sandstones schists sedimentary sediments seismic method seismic refraction self-potential anomalies shales structural studies Subathu subsurface sulphide Survey of India surveys were carried terrace deposits Test drilling thickness tion velocity