Records of the Geological Survey of India, Volume 118, Part 2The Survey, 1987 - 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 25
... Reflectance Values The range and average oil reflectance values for vitrinites in coals of different seams determined in green light transmission ( 530 nm ) appear in Table 8 . The Ro ( max ) values vary between 0.50 % 0.72 % The ...
... Reflectance Values The range and average oil reflectance values for vitrinites in coals of different seams determined in green light transmission ( 530 nm ) appear in Table 8 . The Ro ( max ) values vary between 0.50 % 0.72 % The ...
Page 27
... Reflectance values of certain Lower Gondwana Coals of India . Coalfield and Coal Seam Volatile Matter Nature of Oil Reflectance ( d.a. f . basis ) Ro ( max ) ( % ) Bead swollen , porous , fissured 0.81 0.73 1.01 ( % ) * Raniganj ...
... Reflectance values of certain Lower Gondwana Coals of India . Coalfield and Coal Seam Volatile Matter Nature of Oil Reflectance ( d.a. f . basis ) Ro ( max ) ( % ) Bead swollen , porous , fissured 0.81 0.73 1.01 ( % ) * Raniganj ...
Page 28
... reflectance in U.S. and European coals ( Patteisky and Teichmuller , 1960 ; Mc Cartney and Teichmuller , 1972 ) , and that the low rank vitrinites having reflectance less than 0.70 % , showed reflectances to vary irregularly in a narrow ...
... reflectance in U.S. and European coals ( Patteisky and Teichmuller , 1960 ; Mc Cartney and Teichmuller , 1972 ) , and that the low rank vitrinites having reflectance less than 0.70 % , showed reflectances to vary irregularly in a narrow ...
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agglomeratic slates angular apatite assemblage Awasthi bands Barakar Bardhan barite basin Betwa Betwa River Bhabanipur Bhander Bihar biotite Biswas bore hole borehole Bottom Seam boulder bed carbonaceous Chitra chlorite clarite clastic coal seams coarse coking composition core samples Cuddapah Dassarma deposits Devakachar Formation district Eastern Ghats epidote Equus felspars fossil wood fragments fusite garnet Geol Geological Survey gneiss Gondwana grade grains grey shale grit-conglomerate gritty growth Gulcheru Formation heavy minerals indicated inertinite irrigation water Karharbari Karharbari-Barakar limestone maceral matrix metamorphic microcline microlithotype myrmekitic Nagari namadicus opaques Panjal Parautochthonous Belt parenchyma pebbly sandstone petrography plagioclase Plate Pradesh present quartz quartzite Range Riamal rocks Saharjuri coalfield Saharjuri coals Saharjuri seam sandstone seam sedimentary cycles Sediments Cycle semifusinite sequences shale showing siliceous Sindora specimens sphene stromatolite Surv Survey of India Table Talchir tectonic thick Top Seam tourmaline Tulsidabar Vempalle vitrinite volcanic zircon