Records of the Geological Survey of India, Volume 114Geological Survey of India, 1979 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 54
... thick- ness of this laterite capping increases gradually from 6 to 25 m from west and northwest to east and ... thickness of this sedimentary sequence also increases . towards east and southeast with the increase in the depth of the ...
... thick- ness of this laterite capping increases gradually from 6 to 25 m from west and northwest to east and ... thickness of this sedimentary sequence also increases . towards east and southeast with the increase in the depth of the ...
Page 65
... thick light grey coloured sandy shale . It grades upwards and laterally into light violet coloured shale . Sandy shale contains fine quartz grains and tiny mica flakes which are arranged parallel to the bedding . The unit pinches out ...
... thick light grey coloured sandy shale . It grades upwards and laterally into light violet coloured shale . Sandy shale contains fine quartz grains and tiny mica flakes which are arranged parallel to the bedding . The unit pinches out ...
Page 66
... thick pebbly sandstone unit . White to cream coloured quartz and rarely altered felspar constitute the pebble sized particles in this rock . The sand sized particles includes very coarse to fine quartz grains , few felspars , and opaque ...
... thick pebbly sandstone unit . White to cream coloured quartz and rarely altered felspar constitute the pebble sized particles in this rock . The sand sized particles includes very coarse to fine quartz grains , few felspars , and opaque ...
Contents
Integrated Geochemical Approach for Tracing Gold Mineralisation in Parts of | 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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Common terms and phrases
actinolite amphiboles amphibolites analysis Archaean assemblage BANKURA DISTRICT Barakar Barakar Formation basement bedrock samples Bihar biotite boreholes calcite catchment area Chakradharpur chemical Chittorgarh coarse colour composition country rocks crystals Dassarma deposit Dubrajpur Dubrajpur Formation Electron elements epidiorites fossils geochemical Geol Geological Survey Ghose gneiss Goilkera granite gneiss GSI Type Hippopotamus hornblende hornblende schist host rock jacobsite Kharswan Khatangi hill section lithological magnetite manganese Manuscript received massive amphibolites McCluskieganj meta-basic rocks metamorphic metres mineralisation minerals namadicus Narmada nepheline syenite Nimbahera Nimbahera limestone occur palaeindicus phyllitic plagioclase Plate present area quartz Quartzite Quaternary Rajmahal Hills Records Vol river Rupatganj Sah and Shah Sawa 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 values vein-quartz veins Vindhyan West Bengal X-Ray Λ Λ