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 26
... types of amphibolites ( Table II ) correspond to the low temperature green- schist facies . Actinolites are more common in the schistose type than the massive variety . Coexistence of actinolite and hornblende is ubiquitous . However ...
... types of amphibolites ( Table II ) correspond to the low temperature green- schist facies . Actinolites are more common in the schistose type than the massive variety . Coexistence of actinolite and hornblende is ubiquitous . However ...
Page 59
... type . Field and laboratory evidences indicate that these rocks were probably formed from silica - poor alkaline melt ... types of the area . These rocks were then folded into a series of isoclinal These were followed by the anorthosites ...
... type . Field and laboratory evidences indicate that these rocks were probably formed from silica - poor alkaline melt ... types of the area . These rocks were then folded into a series of isoclinal These were followed by the anorthosites ...
Page 62
... types characterising the Eastern Ghats are naturally expected to occur in this part of West Bengal . In fact the rock types like charnockite , leptynite , khon- dalite ( Sen , 1959 ) and massif - type anorthosite ( Chatterjee , 1937 ...
... types characterising the Eastern Ghats are naturally expected to occur in this part of West Bengal . In fact the rock types like charnockite , leptynite , khon- dalite ( Sen , 1959 ) and massif - type anorthosite ( Chatterjee , 1937 ...
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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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