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 9
... employed to study the disposition , thickness and lateral extent of the subsurface sedimentary Upper Gondwana and Tertiary formations , as an aid to groundwater exploration and the location of favourable aquifer zones . Frischknecht ...
... employed to study the disposition , thickness and lateral extent of the subsurface sedimentary Upper Gondwana and Tertiary formations , as an aid to groundwater exploration and the location of favourable aquifer zones . Frischknecht ...
Page 15
... employed for exploration for metallic minerals while the electrical resistivity and the refraction seismic methods ( supplemented by the reflection seismic method for basin studies ) have been mainly adopted for groundwater exploration ...
... employed for exploration for metallic minerals while the electrical resistivity and the refraction seismic methods ( supplemented by the reflection seismic method for basin studies ) have been mainly adopted for groundwater exploration ...
Page 23
... employed . The low frequency continuous wave E. M. systems generally employ a large transmitting loop of several wire - turns carrying a large amperage of current tuned to a generator frequency ranging between 150 and 4,000 c / sec ...
... employed . The low frequency continuous wave E. M. systems generally employ a large transmitting loop of several wire - turns carrying a large amperage of current tuned to a generator frequency ranging between 150 and 4,000 c / sec ...
Contents
OF | 1 |
Geophysical Problems and Methods by L | 14 |
Mining Geophysics by P C Paul Y R Bhanu | 31 |
Copyright | |
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airborne alluvium anomaly zones Archaean basin Bihar 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 electrical logging electrical resistivity fault field formations frequency G. S. I. report geological mapping Geological Survey Geophysical investigations geophysical logging geophysical methods geophysical surveys gneisses Gondwana graphite gravity groundwater groundwater exploration high resistive horizons in-phase indicated Indo-Gangetic plains Induced Polarisation Kailasam layers limestone locating log trace magnetic anomalies magnetic method magnetic surveys magnetometers mineralised zones minerals Mining Geophysics Nair negative S. P. ohm-m overburden phyllites Pradesh problem profiles quartzites radioactivity Rajasthan refraction seismic resistivity method resistivity values S. P. anomalies sandstones schists sedimentary sediments seismic method seismic refraction self-potential anomalies shales structural studies Subathu subsurface sulphide surface Survey of India surveys were carried terrace deposits Test drilling thickness tion velocity