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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Results 1-3 of 23
Page 33
... obtained and test drilling near these anomaly zones struck copper at depth . In the Singhana - Pacheri area , only magnetic anomalies , possibly associated with magnetite quartzite under sand cover , were obtained ; the absence of S. P. ...
... obtained and test drilling near these anomaly zones struck copper at depth . In the Singhana - Pacheri area , only magnetic anomalies , possibly associated with magnetite quartzite under sand cover , were obtained ; the absence of S. P. ...
Page 65
... obtained from the preliminary investigation was not found adequate for the purpose of design . Therefore , a detailed survey employing solely electrical resistivity method was followed , in order to obtain precise information on the ...
... obtained from the preliminary investigation was not found adequate for the purpose of design . Therefore , a detailed survey employing solely electrical resistivity method was followed , in order to obtain precise information on the ...
Page 72
... obtained in this area are of the K and KQ type , the dry boulder - gravel bed above being characterised by a high resistivity value of 2,000 to 7,000 ohm - m . in general , whereas the phyllites and slates , belonging to the Chandpur ...
... obtained in this area are of the K and KQ type , the dry boulder - gravel bed above being characterised by a high resistivity value of 2,000 to 7,000 ohm - m . in general , whereas the phyllites and slates , belonging to the Chandpur ...
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