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 55
... ( Plate - 19 ) on expedition basis including mainly the Tethyan sediments of North Sikkim . The mapped area covers parts of Toposheet No 77D / 12 and 77D / 16 . The work carried out is expected to help in better evaluation of stratigraphy ...
... ( Plate - 19 ) on expedition basis including mainly the Tethyan sediments of North Sikkim . The mapped area covers parts of Toposheet No 77D / 12 and 77D / 16 . The work carried out is expected to help in better evaluation of stratigraphy ...
Page 124
... PLATE - 42A 86 45 870 '. Taking a cue from the encouraging results given by the subsurface samples of the upper Gondwana Sediments of Satpura Basin , similar venture were ini- tiated in the Raniganj Coal field , Damodar basin and such ...
... PLATE - 42A 86 45 870 '. Taking a cue from the encouraging results given by the subsurface samples of the upper Gondwana Sediments of Satpura Basin , similar venture were ini- tiated in the Raniganj Coal field , Damodar basin and such ...
Page 128
... Plate - 43 GEOLOGICAL MAP OF CHARKIPAHARI AREA. The Charkipahari - Tulsitanr block extends over a length of 4 Km , trending roughly E - W with an aver- age width of 1.5 Km , in which Charkipahari and Tulsitanr lies at the eastern and ...
... Plate - 43 GEOLOGICAL MAP OF CHARKIPAHARI AREA. The Charkipahari - Tulsitanr block extends over a length of 4 Km , trending roughly E - W with an aver- age width of 1.5 Km , in which Charkipahari and Tulsitanr lies at the eastern and ...
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