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 1
... developed in the study of different 17079 geochemical approaches that may lead to the explora- tion of gold mineralisation . The present study was initia- ted to ascertain the possible presence of noble metal occurrences ( specially ...
... developed in the study of different 17079 geochemical approaches that may lead to the explora- tion of gold mineralisation . The present study was initia- ted to ascertain the possible presence of noble metal occurrences ( specially ...
Page 27
... developed near the contact of granitic rocks . Presence of biotite is noted in the amphibolites which are cut by thin veins of prophyritic granite . Quartz occurs in minor amount or is often absent . Epidote and opaque ores are mostly ...
... developed near the contact of granitic rocks . Presence of biotite is noted in the amphibolites which are cut by thin veins of prophyritic granite . Quartz occurs in minor amount or is often absent . Epidote and opaque ores are mostly ...
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