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 71
... yields of tubewells by improved design and that in some parts of the district , tubewells can tap aquifers to yield larger quantity of water , of much better chemical quality . The tubewells in these areas do not appear to be generally ...
... yields of tubewells by improved design and that in some parts of the district , tubewells can tap aquifers to yield larger quantity of water , of much better chemical quality . The tubewells in these areas do not appear to be generally ...
Page 77
... yield insipid to brackish water ; and also water below 13.5 m . from surface is saline . Water from wells in other parts is potable . The author recommends the use of filter point tubewells for the development of groundwater in the area ...
... yield insipid to brackish water ; and also water below 13.5 m . from surface is saline . Water from wells in other parts is potable . The author recommends the use of filter point tubewells for the development of groundwater in the area ...
Page 90
... yield in the well field , has contributed to the decline of yields and pressure head of individual wells due primarily to mutual interference brought about by their close spacing . It is obvious from these studies that beyond an optimum ...
... yield in the well field , has contributed to the decline of yields and pressure head of individual wells due primarily to mutual interference brought about by their close spacing . It is obvious from these studies that beyond an optimum ...
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