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 27
... refraction seismic profiles have also been used in purely geological problems such as that of estimating the ... refracted waves corresponding to water - bearing sands are characterised by a high frequency spectrum . When the waves are ...
... refraction seismic profiles have also been used in purely geological problems such as that of estimating the ... refracted waves corresponding to water - bearing sands are characterised by a high frequency spectrum . When the waves are ...
Page 63
... refraction seismic methods have yielded the best subsurface information . The cost of combined seismic cum electrical investigations for a duration of three months ranges between 60 and 75 thousands of rupees . It has been estimated ...
... refraction seismic methods have yielded the best subsurface information . The cost of combined seismic cum electrical investigations for a duration of three months ranges between 60 and 75 thousands of rupees . It has been estimated ...
Page 64
... Refraction seismic and electrical resistivity surveys were conducted at the Bokaro steel plant site ( 23 ° 30 ' : 86 ° 11 ' ) to delineate the bed rock configuration in detail at the plant site . It was necessary to have a precise ...
... Refraction seismic and electrical resistivity surveys were conducted at the Bokaro steel plant site ( 23 ° 30 ' : 86 ° 11 ' ) to delineate the bed rock configuration in detail at the plant site . It was necessary to have a precise ...
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