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 10
... bearing pegmatite . An area of 55 sq km in parts toposheet No 73 E / 15 and 1/3 was mapped on 12,500 scale ( Plate - 5 ) . Total 323 samples were collected for petrological and geo - chemical studies . The important rock types of the ...
... bearing pegmatite . An area of 55 sq km in parts toposheet No 73 E / 15 and 1/3 was mapped on 12,500 scale ( Plate - 5 ) . Total 323 samples were collected for petrological and geo - chemical studies . The important rock types of the ...
Page 20
... bearing zone near Dandudih - Gamardih villages in Bihar , west of Kutni apatite deposit was delineated during earlier field seasons 1990-92 , over a strike length of 1.00 km by surface geological mapping , low resistivity anomalies and ...
... bearing zone near Dandudih - Gamardih villages in Bihar , west of Kutni apatite deposit was delineated during earlier field seasons 1990-92 , over a strike length of 1.00 km by surface geological mapping , low resistivity anomalies and ...
Page 21
... bearing rocks . Phyllites / Schists . Dip & strike of foliation . Projections of boreholes with bearing . Road . Al Survey stn . with pilar . Village . KEY МАР Km.1 2 3 Kms . Sindri 5km . Jagda Jiling Suridity Kultanr DANDODIN W.BENGAL ...
... bearing rocks . Phyllites / Schists . Dip & strike of foliation . Projections of boreholes with bearing . Road . Al Survey stn . with pilar . Village . KEY МАР Km.1 2 3 Kms . Sindri 5km . Jagda Jiling Suridity Kultanr DANDODIN W.BENGAL ...
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