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 53
... places with distinct sign of settlement of downstream slope of the earth dam . Severe damages took place at several section of the catch water crest dam and the soil support below this drian was found to be erroded at many places . The ...
... places with distinct sign of settlement of downstream slope of the earth dam . Severe damages took place at several section of the catch water crest dam and the soil support below this drian was found to be erroded at many places . The ...
Page 103
... places inportant among them is the east ward one south of Panchet Reservoir towards the Bankura anorthosite . A number of faults often measuring more than 100 km in length , are seen at a number of places , mostly at a low angle ...
... places inportant among them is the east ward one south of Panchet Reservoir towards the Bankura anorthosite . A number of faults often measuring more than 100 km in length , are seen at a number of places , mostly at a low angle ...
Page 64
... places lying on the slopes . The overburden material is basically clayey silt with salt licks and expected to be dispersive in nature . There are total of 33 slides including areas of subsidences bringing an average of 5 slides per kilo ...
... places lying on the slopes . The overburden material is basically clayey silt with salt licks and expected to be dispersive in nature . There are total of 33 slides including areas of subsidences bringing an average of 5 slides per kilo ...
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