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 65
... places ; felspars are saussuri- tised ; pyroxenes show light interference colour ; opaques are skeletal with occasional leucoxene ; very " eneral , strongly porphyritic he microscope the ground- airly altered with laths of plagioclase ...
... places ; felspars are saussuri- tised ; pyroxenes show light interference colour ; opaques are skeletal with occasional leucoxene ; very " eneral , strongly porphyritic he microscope the ground- airly altered with laths of plagioclase ...
Page 65
... places . The vesicles are stretched . d are filled up with quartz and zeolite showing zonal stribution of a zeolite core and a quartz rim . santgarh - Dudu area : The volcanics are medium . grained greenish to rple coloured non ...
... places . The vesicles are stretched . d are filled up with quartz and zeolite showing zonal stribution of a zeolite core and a quartz rim . santgarh - Dudu area : The volcanics are medium . grained greenish to rple coloured non ...
Page 66
... places showing flow structure and presence of amygdules . While in general the basalts of the eastern band is non - porphyritic , moderately to strongly porphyritic basalts have been encountered in the western band . Volcanics of the ...
... places showing flow structure and presence of amygdules . While in general the basalts of the eastern band is non - porphyritic , moderately to strongly porphyritic basalts have been encountered in the western band . Volcanics of the ...
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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