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 54
... logs of the boreholes reveals the presence of semi - consolidated to loosely con- solidated sediments consisting of a sequence of gravel , sand of various grades from coarse to fine , silt and clay over the Archaean basement . The ...
... logs of the boreholes reveals the presence of semi - consolidated to loosely con- solidated sediments consisting of a sequence of gravel , sand of various grades from coarse to fine , silt and clay over the Archaean basement . The ...
Page 55
... logs of the boreholes in the area under reference , it is observed that the boundaries between the Eocene - Oligocene sediments and the Neogene sediments , and that of the latter with the SSW - NNE IN BANKURA DISTRICT , WEST BENGAL ...
... logs of the boreholes in the area under reference , it is observed that the boundaries between the Eocene - Oligocene sediments and the Neogene sediments , and that of the latter with the SSW - NNE IN BANKURA DISTRICT , WEST BENGAL ...
Page 56
... logs of boreholes in the present area indicate the following sequence of Quaternary sediments . Below the capping of laterite and yellowish brown sticky clay with kankar , repeated cycles of oxidised silt , incoherent grey to brown clay ...
... logs of boreholes in the present area indicate the following sequence of Quaternary sediments . Below the capping of laterite and yellowish brown sticky clay with kankar , repeated cycles of oxidised silt , incoherent grey to brown clay ...
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 |
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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