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 11
... movements along the pre - existing weak zones . Once the long dormant weak zones were activated , the activation persisted for a prolonged period of time . The formation of the major structural pattern of the basins in the form of ...
... movements along the pre - existing weak zones . Once the long dormant weak zones were activated , the activation persisted for a prolonged period of time . The formation of the major structural pattern of the basins in the form of ...
Page 12
... movement along a plane on one side of the basins . But , a slight asymmetry might have existed since their inception as erosional basins , and in such cases , the boundary fault - zone is located along the shorter asymmetric limb . In ...
... movement along a plane on one side of the basins . But , a slight asymmetry might have existed since their inception as erosional basins , and in such cases , the boundary fault - zone is located along the shorter asymmetric limb . In ...
Page 40
... movement of the S.W. block and south - westward movement of the N.E. block under the action of N.E. and S.W. compressive forces changing to shear couple , along a general N.W.-S.E. vertical plane . At places strike of the fault plane ...
... movement of the S.W. block and south - westward movement of the N.E. block under the action of N.E. and S.W. compressive forces changing to shear couple , along a general N.W.-S.E. vertical plane . At places strike of the fault plane ...
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