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 25
... higher silica , alumina and potash content . Larger bodies show an increase in grain size from margin towards the centre . They are tholeiitic in composition . : Massive Amphibolite Common occurrence of granoblastic texture of these ...
... higher silica , alumina and potash content . Larger bodies show an increase in grain size from margin towards the centre . They are tholeiitic in composition . : Massive Amphibolite Common occurrence of granoblastic texture of these ...
Page 37
... higher temperature ( Sen , 1959 ) . Although there is no significant variation in the plagio- clase composition between the two types of amphibolites , viz . schistose and massive varieties , higher lime and potash contents in the ...
... higher temperature ( Sen , 1959 ) . Although there is no significant variation in the plagio- clase composition between the two types of amphibolites , viz . schistose and massive varieties , higher lime and potash contents in the ...
Page 69
... higher temperature ( Sen , 1959 ) . Although there is no significant variation in the plagio- clase composition between the two types of amphibolites , viz . schistose and massive varieties , higher lime and potash contents in the ...
... higher temperature ( Sen , 1959 ) . Although there is no significant variation in the plagio- clase composition between the two types of amphibolites , viz . schistose and massive varieties , higher lime and potash contents in 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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Common terms and phrases
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