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 69
... belt . This linear belt of su- pracrustals , intruded and engulfed by the Singhbhum Granite ( ca. 3.2 Ga ) , characterises a typical granite- greenstone sequence and branches into two with one arm extending from Kunderkocha to Rajnagar ...
... belt . This linear belt of su- pracrustals , intruded and engulfed by the Singhbhum Granite ( ca. 3.2 Ga ) , characterises a typical granite- greenstone sequence and branches into two with one arm extending from Kunderkocha to Rajnagar ...
Page 115
... belt between the southern Singhbhum cratonic block and a northern cratonic block which is ill - defined but supposed to be a contin- uation of the Bundelkhand Pluton . The mobile belt includes deformed and metamorphosed components of a ...
... belt between the southern Singhbhum cratonic block and a northern cratonic block which is ill - defined but supposed to be a contin- uation of the Bundelkhand Pluton . The mobile belt includes deformed and metamorphosed components of a ...
Page 139
... Belt has been planned for the purpose of providing adequate geological , geophysical and geochemical data in certain areas of Singhbhum Copper Belt which were earlier identified as gap areas in Eastern , Central and Western sectors of the ...
... Belt has been planned for the purpose of providing adequate geological , geophysical and geochemical data in certain areas of Singhbhum Copper Belt which were earlier identified as gap areas in Eastern , Central and Western sectors of the ...
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