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 33
... band within rhodocrosite rhodonite - spessartine - graphite - mass . The underground extension of these ore bands are less and they are lensoid streaky in appearance . These are invariably followed and by a massive calc - gneissic rock ...
... band within rhodocrosite rhodonite - spessartine - graphite - mass . The underground extension of these ore bands are less and they are lensoid streaky in appearance . These are invariably followed and by a massive calc - gneissic rock ...
Page 79
... bands located to the north and south of Duang village . Orientation of the two bands indicates that these represent the two limbs of a major fold which is a shallow , westerly plunging synform . The phyllite which underlies as well as ...
... bands located to the north and south of Duang village . Orientation of the two bands indicates that these represent the two limbs of a major fold which is a shallow , westerly plunging synform . The phyllite which underlies as well as ...
Page 143
... bands , thick sandstone bands with lamprophyre intrusions at places . Barakar Formation consists of very coarse grained to gritty sandstone with finer sandstone bands and grey shale with coal bands and occasional lamprophyre intrusions ...
... bands , thick sandstone bands with lamprophyre intrusions at places . Barakar Formation consists of very coarse grained to gritty sandstone with finer sandstone bands and grey shale with coal bands and occasional lamprophyre intrusions ...
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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