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 18
... types are ( i ) ferruginous laterite with Fe , 03 > 1 and Si0 , Fe , 0 , < 1.33 , ( ii ) aluminous laterite ( i.e. ... types are met with in the area and in some cases they form economic deposits . These are of the following types : ( i ) ...
... types are ( i ) ferruginous laterite with Fe , 03 > 1 and Si0 , Fe , 0 , < 1.33 , ( ii ) aluminous laterite ( i.e. ... types are met with in the area and in some cases they form economic deposits . These are of the following types : ( i ) ...
Page 19
... type of laterite has the most widespread occurence in the area . Although occurring indiscrimnately as a capping over all types of rocks , it displays a remarkable uniformity of characters . The thickness varies from less than a metre ...
... type of laterite has the most widespread occurence in the area . Although occurring indiscrimnately as a capping over all types of rocks , it displays a remarkable uniformity of characters . The thickness varies from less than a metre ...
Page 55
... type and owe their origin to the parent Archaean rock types . The fact that these clays are plastic to semi- plastic in nature is suggestive that both precipitation from colloids and deposition from suspensoids contributed to their ...
... type and owe their origin to the parent Archaean rock types . The fact that these clays are plastic to semi- plastic in nature is suggestive that both precipitation from colloids and deposition from suspensoids contributed to their ...
Contents
VOLUME 98 PART | 1 |
their Origin | 16 |
The Brecciated Quartz Veins of Nurungo Hazaribagh | 40 |
Copyright | |
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Common terms and phrases
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