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 57
... SHALE AND SANDSTONE COQUI !! CONGLOMERATE . SHALE AND SANDSTONE ALTERNATION . ◅ DISCONFORMITY . DISCONFORMITY 1.TYPE SECTION . SECTION 2.TYPICAL AGE . 1.ELSE LA HILLS . PLEISTOCENE- PLIOCENE 1.CHHOMDO HILLS . 2.DOR JELA HILLS ...
... SHALE AND SANDSTONE COQUI !! CONGLOMERATE . SHALE AND SANDSTONE ALTERNATION . ◅ DISCONFORMITY . DISCONFORMITY 1.TYPE SECTION . SECTION 2.TYPICAL AGE . 1.ELSE LA HILLS . PLEISTOCENE- PLIOCENE 1.CHHOMDO HILLS . 2.DOR JELA HILLS ...
Page 126
... shale -5 . 20 m Greenish grey siltstone Grey shale - 6 Sandstone Stale alleinalion 17-8 Green siltstone & shole -9 Carbonoceous shole - 10 Sitstone - 11 Carbonoceous shale 12-155 MIOFLORAL ZONATION ( 1 ) Collumispora dominance 36 m ...
... shale -5 . 20 m Greenish grey siltstone Grey shale - 6 Sandstone Stale alleinalion 17-8 Green siltstone & shole -9 Carbonoceous shole - 10 Sitstone - 11 Carbonoceous shale 12-155 MIOFLORAL ZONATION ( 1 ) Collumispora dominance 36 m ...
Page 14
... shales , calcareous siltstone , micaceous sandstone with rare limestone and intra - formational conglomerate . Mainly hard yellowish to grey sandstone , sandy shales and polymictic conglomerate intervened by sandy shale and lenticular ...
... shales , calcareous siltstone , micaceous sandstone with rare limestone and intra - formational conglomerate . Mainly hard yellowish to grey sandstone , sandy shales and polymictic conglomerate intervened by sandy shale and lenticular ...
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