Records of the Geological Survey of India, Volume 129, Parts 3-4Government of India, 1994 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 26
... bank failure , flood / water logging and recession of static water level constitute the hazards and constraints in ... bank protection measures against erosion . 4. Discouraging indiscriminate quarrying of sand and excavation for brick ...
... bank failure , flood / water logging and recession of static water level constitute the hazards and constraints in ... bank protection measures against erosion . 4. Discouraging indiscriminate quarrying of sand and excavation for brick ...
Page 52
... bank side have so far been completed . At the proposed river bed spillway site the thickness of overburden varies ... bank side : 1 4.5 m , river bed 1.5 4.0m , right bank side : 3.08 8.82 m ) and depth of the foundation grade fresh rock ...
... bank side have so far been completed . At the proposed river bed spillway site the thickness of overburden varies ... bank side : 1 4.5 m , river bed 1.5 4.0m , right bank side : 3.08 8.82 m ) and depth of the foundation grade fresh rock ...
Page 21
... bank of Brahmaputra are somewhat different from that of the south bank . The sediments of the former are coarser than the later as these are deposited by swift river courses , whereas the sediments of south bank are products of ...
... bank of Brahmaputra are somewhat different from that of the south bank . The sediments of the former are coarser than the later as these are deposited by swift river courses , whereas the sediments of south bank are products of ...
Contents
WEST BENGAL SIKKIM A N ISLANDS | 1 |
Report of investigation for rare metal mineralisation within pegmatite | 7 |
Gold | 14 |
Copyright | |
3 other sections not shown
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Common terms and phrases
acid volcanics amphibolite Andaman anomaly Arunachal Pradesh Assam bands basemetal basin bed rock belt Bihar biotite block boreholes Chhotanagpur clay Code colour comprising conglomerate covered depth Division drilling dykes east eastern Engineering Geology erosion exploration exposed fault feldspar field season fold foliation Formation geochemical GEOLOGICAL MAP geophysical GEOTECHNICAL INVESTIGATION gneiss gneissic gold Gondwana grade granite granite gneiss granitoids grey Group of rocks GSI Rec Hills district identified intrusives Karbi Anglong laterite limestone lineament lithological located medium grained Meghalaya mica schist migmatites mineralisation minerals nala occurs Orissa OVERVIEW pegmatite phyllite plagioclase Proterozoic Purulia district quartz quartz veins quartzite Quaternary Region river sand sandstone scale schist sector sequence shale Shillong Shillong Group Sikkim siltstone Singhbhum slope soil spillway sq km STAGE GEOTECHNICAL INVESTIGATION stream sediment samples structure sulphide Surface SURVEY OF INDIA terrain thick Toposheet trending ultramafic upto West Bengal western