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 63
... m . height , first stage ) were proposed across the Dhauj and Kot nalas ( 28 ° 18 ' to 28 ° 24 ′ and 77 ° 09 ' to 77 ... ohm - m . in general for the quartzites , though higher values of 500 ohm - m . and above have also been observed ...
... m . height , first stage ) were proposed across the Dhauj and Kot nalas ( 28 ° 18 ' to 28 ° 24 ′ and 77 ° 09 ' to 77 ... ohm - m . in general for the quartzites , though higher values of 500 ohm - m . and above have also been observed ...
Page 70
... ohm - m . ) , sand ( 900 ohm - m . ) , and soil on terrace deposits ( 750 ohm - m . ) on the one hand and significantly low values of 80 and 30 ohm - m . for the upper Siwalik sand rock and clay - shale respectively ( P. C. Paul et al ...
... ohm - m . ) , sand ( 900 ohm - m . ) , and soil on terrace deposits ( 750 ohm - m . ) on the one hand and significantly low values of 80 and 30 ohm - m . for the upper Siwalik sand rock and clay - shale respectively ( P. C. Paul et al ...
Page 71
... ohm - m . to 1,400 ohm - m . ) and the Subathu shales ( of the order of 100 ohm - m . ) . Electrical soundings ( Schlumberger configuration ) conducted in the road section at Chhibro could trace the Subathus to a depth of only 25 m ...
... ohm - m . to 1,400 ohm - m . ) and the Subathu shales ( of the order of 100 ohm - m . ) . Electrical soundings ( Schlumberger configuration ) conducted in the road section at Chhibro could trace the Subathus to a depth of only 25 m ...
Contents
RECORDS | 1 |
Geophysical Problems and Methods by L | 16 |
Mining Geophysics by P C Paul Y R Bhanu | 31 |
Copyright | |
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airborne alluvium anomaly zones Archaean 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 dolomite electrical logging electrical resistivity fault field formations frequency G. S. I. report geological mapping Geological Survey Geophysical investigations geophysical logging geophysical methods geophysical parties led geophysical surveys gneisses Gondwana graphite gravity groundwater groundwater exploration high resistive horizons in-phase indicated Indo-Gangetic plains Induced Polarisation Kailasam layer limestone locating log trace magnetic anomalies magnetic method magnetic surveys mineralised zone minerals Mining Geophysics negative S. P. ohm-m overburden phyllites Pradesh problem profiles quartzites radioactivity Rajasthan refraction seismic resistivity method resistivity surveys S. P. anomalies saline sandstones schists sedimentary sediments seismic method seismic refraction self-potential anomalies shales structural studies Subathu subsurface sulphide Survey of India surveys were carried terrace deposits Test drilling thickness tion velocity