Records of the Geological Survey of India, Volume 98The Survey, 1970 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 34
... suggest its apparent detrital origin . Fox ( 1923 ) also described similar laterite and suggested that it is formed by accretionary growth . The colloidal banding and onion - shell structures of the limonitic pisolites suggest similar ...
... suggest its apparent detrital origin . Fox ( 1923 ) also described similar laterite and suggested that it is formed by accretionary growth . The colloidal banding and onion - shell structures of the limonitic pisolites suggest similar ...
Page 35
... suggest that the process of lateritisation was in operation for quite a long period in recent times . Possibly the process is still in operation . Conclusion The present study reveals the presence of residual laterites both at the ...
... suggest that the process of lateritisation was in operation for quite a long period in recent times . Possibly the process is still in operation . Conclusion The present study reveals the presence of residual laterites both at the ...
Page 104
... suggests calm and deep environ- ment of deposition . There is no direct evidence of the type of climate that ... suggest that the material had been provided by the older rocks not far from the basin . The presence of felspar and ...
... suggests calm and deep environ- ment of deposition . There is no direct evidence of the type of climate that ... suggest that the material had been provided by the older rocks not far from the basin . The presence of felspar and ...
Contents
VOLUME 98 PART | 1 |
their Origin | 16 |
The Brecciated Quartz Veins of Nurungo Hazaribagh | 40 |
Copyright | |
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alluvial deposits Alluvium alumina Aravalli Archaean Ariyalur Ariyalur group Banded Gneissic Complex Barakar Barren measures basalt basins bauxite bauxitic clay beds boreholes Boulder boundary faults chemical clay zone clayey claystone coal seams conglomerate Cretaceous cross-stratification Deccan trap district fauna felspar flowing formation forms fossiliferous fossils Geol Geological Survey glacial glauconite gneisses Gondwana grains granite granitised groundwater hematite indicate interglacial intra-basinal faults Jahazpur Kaimur kaolinite laterite lateritic gravel lateritisation leaching lignite limestone limonite lithological lithomargic clay Lower Karewas metres minerals namadicus Narmada occurs overlying parent rock pebbles Pinjor pisolites Pleistocene Pradesh present quartz quartzites Raniganj ripples Sakolis sand sandstone sandy clay sandy soil Santonian schists sedimentary sediments Semri shale silica Siwalik stage structures Surv Survey of India Talchir Tatrot tectonic terrain Tertiary sequence thickness thin trap Trichinopoly tubewells unconformity Upper valley weathering West Bokaro coalfield white clay