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 80
... log trace indicated evidences of weathering in the top one metre of the basement rock . The borehole at Jamhor ( 24 ° 50 ′ : 84 ° 22 ′ ) , drilled down to bed - rock at 56 m . was subjected to electrical and gamma - ray logging . The ...
... log trace indicated evidences of weathering in the top one metre of the basement rock . The borehole at Jamhor ( 24 ° 50 ′ : 84 ° 22 ′ ) , drilled down to bed - rock at 56 m . was subjected to electrical and gamma - ray logging . The ...
Page 81
... electrical log traces of four boreholes RN 1,2,3 , and 4 of Nawada block ( Pl . 3 ) are , however , being illustrated to show the nature of curves recorded against the more important coal seams , like Dishergarh etc. , and also the ...
... electrical log traces of four boreholes RN 1,2,3 , and 4 of Nawada block ( Pl . 3 ) are , however , being illustrated to show the nature of curves recorded against the more important coal seams , like Dishergarh etc. , and also the ...
Page 83
... electrical logging technique because of lack of electrical discontinuity between them . When , however , the concentration is more resulting in electrical continuity , they behave as a continuous lode on the electrical log , but the ...
... electrical logging technique because of lack of electrical discontinuity between them . When , however , the concentration is more resulting in electrical continuity , they behave as a continuous lode on the electrical log , but the ...
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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Common terms and phrases
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