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 49
... groundwater in many parts of the country . The number of investi- gations taken up each year have been increasing steadily with the growth of the activities of the Division . At the same time , there has been a growing awareness of the ...
... groundwater in many parts of the country . The number of investi- gations taken up each year have been increasing steadily with the growth of the activities of the Division . At the same time , there has been a growing awareness of the ...
Page 50
... groundwater . The peninsula is occupied largely by Archaean rocks and other pre- Cambrian formations . Next in importance to these , there are Deccan traps that pose a special challenge to the geophysicist . The Gondwanas occur in ...
... groundwater . The peninsula is occupied largely by Archaean rocks and other pre- Cambrian formations . Next in importance to these , there are Deccan traps that pose a special challenge to the geophysicist . The Gondwanas occur in ...
Page 54
... groundwater in this vast basaltic tract , therefore , assumes considerable importance . It is now more or less established that groundwater exploration in the traps eventually reduces to delineation of zones of weathering and location ...
... groundwater in this vast basaltic tract , therefore , assumes considerable importance . It is now more or less established that groundwater exploration in the traps eventually reduces to delineation of zones of weathering and location ...
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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Common terms and phrases
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