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 16
... increase of Mn , O , molecules in jacobsite , the cell dimen- tive . Responds to HF ( 40 % ) : negative to other ... increase . Van Hook and Keith ( 1958 ) confirmed the enlargement of lattice dimensions of jacobsite with increasing Mn ...
... increase of Mn , O , molecules in jacobsite , the cell dimen- tive . Responds to HF ( 40 % ) : negative to other ... increase . Van Hook and Keith ( 1958 ) confirmed the enlargement of lattice dimensions of jacobsite with increasing Mn ...
Page 28
... increased amount of Aliv in the amphiboles with very little change in silica is balanced by increased entry of alkalies ( Fig . 5 ) . Engel and Engel ( 1962 ) , Binns ( 1965 ) and Leake ( 1964 ) observed increase of Na2O with increasing ...
... increased amount of Aliv in the amphiboles with very little change in silica is balanced by increased entry of alkalies ( Fig . 5 ) . Engel and Engel ( 1962 ) , Binns ( 1965 ) and Leake ( 1964 ) observed increase of Na2O with increasing ...
Page 54
... increases . towards east and southeast with the increase in the depth of the basement ( Goswami , 1960-66 ) . The gradual thickening towards southeast of the sediments overlying the basement is also corroborated by geophysical studies ...
... increases . towards east and southeast with the increase in the depth of the basement ( Goswami , 1960-66 ) . The gradual thickening towards southeast of the sediments overlying the basement is also corroborated by geophysical studies ...
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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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