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 37
... pisolites . Compact laterite with sub - angular quartz at the base . Aggregate of limonitic pisolites and quartz pebbles set in brown clayey matrix . Clay tinted yellow and pale brown ( slightly sandy ) with incipient lamination ...
... pisolites . Compact laterite with sub - angular quartz at the base . Aggregate of limonitic pisolites and quartz pebbles set in brown clayey matrix . Clay tinted yellow and pale brown ( slightly sandy ) with incipient lamination ...
Page 47
... pisolitic or nodular ( Pl.1 , Fig . 1 ) appearance . Pisolites and nodules are also distributed in the ferruginous laterite . The pisolites are mostly gibbsitic in composition and are set in a matrix consisting of different proportions ...
... pisolitic or nodular ( Pl.1 , Fig . 1 ) appearance . Pisolites and nodules are also distributed in the ferruginous laterite . The pisolites are mostly gibbsitic in composition and are set in a matrix consisting of different proportions ...
Page 48
... pisolites vary from 0.5 to 4.0 cm , in diameter and show circular or elliptical cross section . In section , the pisolite is either massive or shows concentric bandings around a nucleus . In a compound pisolite , radiating cracks ( Pl.1 ...
... pisolites vary from 0.5 to 4.0 cm , in diameter and show circular or elliptical cross section . In section , the pisolite is either massive or shows concentric bandings around a nucleus . In a compound pisolite , radiating cracks ( Pl.1 ...
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