Records of the Geological Survey of India, Volume 131, Part 2The Survey, 1996 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 46
... depth the entire subsurface formation in this area is having moderate to high resistivity ( 15-59 Ohm- m ) ... Depth section along Chapsara - Madhabpur ( Fig . 3 ) has brought out clay , sandy clay , fine sand and medium / coarse sand ...
... depth the entire subsurface formation in this area is having moderate to high resistivity ( 15-59 Ohm- m ) ... Depth section along Chapsara - Madhabpur ( Fig . 3 ) has brought out clay , sandy clay , fine sand and medium / coarse sand ...
Page 63
... depth . The 2M mica polytype abundance does not show any regular trend within the small variation of depth of the sedimentary layers in between the coal seams . IC values indicate an overall high grade diagenetic environment , with down ...
... depth . The 2M mica polytype abundance does not show any regular trend within the small variation of depth of the sedimentary layers in between the coal seams . IC values indicate an overall high grade diagenetic environment , with down ...
Page 236
... depth and gradually narrows down with increasing depth and coalesces with the bottommost layer around 110 m water depth . Similar feature was also observed off Krishnapatnam . This feature starts in both cases from 25 m water depth and ...
... depth and gradually narrows down with increasing depth and coalesces with the bottommost layer around 110 m water depth . Similar feature was also observed off Krishnapatnam . This feature starts in both cases from 25 m water depth and ...
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Common terms and phrases
aerogeophysical aeromagnetic airborne geophysical analysis anomaly assemblage Barakar Barakar coal seams Barakar Formation basin belt Bhutan Bihar biotite block borehole carbonaceous carbonatite carried chlorite clay Coalfield coarse grained Code continued covered Cruise database delineated depth district Division drilling Dzongkhag east eastern exploration for coal faults field season foliation garnet geochemical sampling geological mapping gneiss gold mineralisation Gondwana grade granite granulite grey Ground evaluation Group heavy mineral identified India indicated interpretation intersected investigation isotopic Kamthi layered lignite limestone located Madhya Pradesh mafic magnetic metamorphism multisensor Nagpur district Neoproterozoic occur Orissa OVERVIEW phyllite plagioclase programme quartz quartz veins quartzite Rajasthan range Raniganj Regional exploration sand sandstone scale schist seabed seam zones sections sector sediments sequence shale shallow shear zone shelf Singhbhum Sohagpur sq km studies Sub-project sulphide surface surveys Talchir Formation thickness Toposheet traverse trending ultramafic upto Valley values varying volcanics