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 6
... values of these elements including Au are given in Table I. For convenience of calculation < 0.5 , < 10 and 2000 ppm values were cosidered as 0.3 , 5 and 4000 ppm , respec- tively . Mn and Ti record values greater than 1000 ppm and 2000 ...
... values of these elements including Au are given in Table I. For convenience of calculation < 0.5 , < 10 and 2000 ppm values were cosidered as 0.3 , 5 and 4000 ppm , respec- tively . Mn and Ti record values greater than 1000 ppm and 2000 ...
Page 8
... values are less than 0.1 ppm in all these samples , the range of Mo , Ag and As values are < 5 to 5 ppm , < 1 to 2 ppm , and < 10 to 20 ppm , respectively . The range of values of Cu , Pb and Zn are respectively < 10 to 200 ppm , < 10 ...
... values are less than 0.1 ppm in all these samples , the range of Mo , Ag and As values are < 5 to 5 ppm , < 1 to 2 ppm , and < 10 to 20 ppm , respectively . The range of values of Cu , Pb and Zn are respectively < 10 to 200 ppm , < 10 ...
Page 83
... values of the ratios including that of Cu / Ba are observed were demarcated towards south passing through both the in ' F ' and ' I ' units compared to other units ( vide strips . Table - II shows that average concentration of Table ...
... values of the ratios including that of Cu / Ba are observed were demarcated towards south passing through both the in ' F ' and ' I ' units compared to other units ( vide strips . Table - II shows that average concentration of Table ...
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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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