Records of the Geological Survey of India, Volume 114Geological Survey of India, 1984 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 21
... clay and silt ( 20 m ) Grit and sand- upper part yellow coloured , lower part grey ( 20 m ) Pebble bed ( 5 m ) --Disconformity ——— Gritty hard pan Deep red silt ( 15 m ) often mottled with lenses of sand and clay Basement hard rock ...
... clay and silt ( 20 m ) Grit and sand- upper part yellow coloured , lower part grey ( 20 m ) Pebble bed ( 5 m ) --Disconformity ——— Gritty hard pan Deep red silt ( 15 m ) often mottled with lenses of sand and clay Basement hard rock ...
Page 55
... clay samples obtained from other boreholes in the area under reference were subjected to palynological analysis in the Central Palaeontological Laboratory of the Geological Survey of India , Calcutta . They were characterised by the ...
... clay samples obtained from other boreholes in the area under reference were subjected to palynological analysis in the Central Palaeontological Laboratory of the Geological Survey of India , Calcutta . They were characterised by the ...
Page 56
... clay with kankar , repeated cycles of oxidised silt , incoherent grey to brown clay , coarse to fine grained brown sand occur and the base is marked by the presence of loosely consolidated quartz gravel bed which coincide with the ...
... clay with kankar , repeated cycles of oxidised silt , incoherent grey to brown clay , coarse to fine grained brown sand occur and the base is marked by the presence of loosely consolidated quartz gravel bed which coincide with the ...
Contents
Integrated Geochemical Approach for Tracing Gold Mineralisation in Parts | 1 |
On Jacobsites from Vizianagaram Manganese Belt of Eastern Ghats Andhra | 15 |
Fossil Hippopotamus from Quaternary Alluvial Deposits of Narmada Valley | 17 |
Copyright | |
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actinolite amphiboles amphibolite analysis ARCHAEAN assemblage associated BANKURA DISTRICT Barakar basement bedrock samples Bihar Biotite boreholes catchment area Chakradharpur chemical colour composition country rocks crystals Dassarma Dolerite Domuhan river Dubrajpur Dubrajpur Formation Electron elements epidiorites geochemical Geol Geological Survey Ghose gneiss Goilkera gold grains Granite gneiss green GSI Type Haast river Hippopotamus hornblende hornblende schist host rock igneous jacobsite Kharswan strip Khatangi hill section magnetite manganese Manuscript received massive amphibolite Mayapur McCluskieganj meta-basic rocks metamorphic metres south mica schists mineralisation minerals namadicus Narmada Neogene nepheline syenite occur palaeindicus Pegmatite pelite phyllites plagioclase Porphyritic present area quartz Quartzite Quaternary ratios Rupatganj schist schistose schistose amphibolite sediments shale Singhbhum Singhbhum Shear Zone specimens stratigraphic stream sediment-concentrate samples sulphide Surv Survey of India Table-II Talapatra texture three strips values vein-quartz veins West Bengal X-Ray