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 78
... borehole sites at correct locations . Nearly 80 boreholes were drilled by Geological Survey of India and the State Government . Electrical and some- times gamma - ray logging were done in 22 of these holes . Scattered distribution of ...
... borehole sites at correct locations . Nearly 80 boreholes were drilled by Geological Survey of India and the State Government . Electrical and some- times gamma - ray logging were done in 22 of these holes . Scattered distribution of ...
Page 82
... Borehole TM - 46 was drilled down to 122 m . at an angle of 40 ° with the vertical . Electrical and gamma - ray logging was carried out down to a depth of 120 m . A critical study of the log trace of TM - 46 as also of other logs in the ...
... Borehole TM - 46 was drilled down to 122 m . at an angle of 40 ° with the vertical . Electrical and gamma - ray logging was carried out down to a depth of 120 m . A critical study of the log trace of TM - 46 as also of other logs in the ...
Page 83
... borehole No. D - 57 in Dhukonda block , drilled down to 233 m . at the time of logging , has cut through mainly calc - argillite and phyllites and occasional bands of pegmatites and dolomite . Major part of the borehole sections is void ...
... borehole No. D - 57 in Dhukonda block , drilled down to 233 m . at the time of logging , has cut through mainly calc - argillite and phyllites and occasional bands of pegmatites and dolomite . Major part of the borehole sections is void ...
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