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 47
... suggested to decipher the subsurface geology . Field traverse revealed an ideal location for a chute spillway . iv ) Koila Nallah Water Supply Scheme ( South Andaman ) The proposed dam site consists of river boulders of sandstone ...
... suggested to decipher the subsurface geology . Field traverse revealed an ideal location for a chute spillway . iv ) Koila Nallah Water Supply Scheme ( South Andaman ) The proposed dam site consists of river boulders of sandstone ...
Page 50
... suggested , where the entire 190 m length of the concrete dam will be located along the right bank of the river . To get an idea about the subsurface geological condition along the newly proposed dam alignment , 20 drill holes of an ...
... suggested , where the entire 190 m length of the concrete dam will be located along the right bank of the river . To get an idea about the subsurface geological condition along the newly proposed dam alignment , 20 drill holes of an ...
Page 232
... suggested to give a flatter slope ( 1 : 2 ) with two 6m wide berms at RL 632 & 625m . 8 ) Five boreholes of Kokilpadar check dam three holes of diversion channel site - totalling to 155.72m were logged . 9 ) Geological mapping of ...
... suggested to give a flatter slope ( 1 : 2 ) with two 6m wide berms at RL 632 & 625m . 8 ) Five boreholes of Kokilpadar check dam three holes of diversion channel site - totalling to 155.72m were logged . 9 ) Geological mapping of ...
Contents
WEST BENGAL SIKKIM A N ISLANDS | 1 |
Report of investigation for rare metal mineralisation within pegmatite | 7 |
Gold | 14 |
Copyright | |
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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