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
... coking and coking coals exhibiting linear progression . Based on reflectance values , the Saharjuri coals can be assigned to high - volatile bituminous rank ( 0.50- 25 TABLE O Neum ( . ) Tulsidabar ( 1p ). fusible or reactive micro ...
... coking and coking coals exhibiting linear progression . Based on reflectance values , the Saharjuri coals can be assigned to high - volatile bituminous rank ( 0.50- 25 TABLE O Neum ( . ) Tulsidabar ( 1p ). fusible or reactive micro ...
Page 27
... coking 0.55 Lower Bachra seam 33.5 Non coking 0.44 * South Karanpura Coalfield Kurse seam 33.2 Coherent * Pench - Kanhan Valley Coalfield Seam I , 37.8 Kanhan Valley Seam I , Pench Valley 39.1 Steel grey , swollen , fissured , and hard ...
... coking 0.55 Lower Bachra seam 33.5 Non coking 0.44 * South Karanpura Coalfield Kurse seam 33.2 Coherent * Pench - Kanhan Valley Coalfield Seam I , 37.8 Kanhan Valley Seam I , Pench Valley 39.1 Steel grey , swollen , fissured , and hard ...
Page 28
... coking character . The studies on Lower Gondwana coals have indicated that semicoking coals lie in vitrinite reflectance range of 0.75-1.20 % , coking coals between 1.2-1.40 % and those beyond 1.40 % and examined upto 1.80 % ( Pareek ...
... coking character . The studies on Lower Gondwana coals have indicated that semicoking coals lie in vitrinite reflectance range of 0.75-1.20 % , coking coals between 1.2-1.40 % and those beyond 1.40 % and examined upto 1.80 % ( Pareek ...
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Common terms and phrases
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