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
... respectively , in all the samples , while Ag is found to be present in traces to 2 ppm . W , Mo , Cd and B were not detected in these samples and the remaining elements were below their respective detection limits , namely , Zn ( < 100 ...
... respectively , in all the samples , while Ag is found to be present in traces to 2 ppm . W , Mo , Cd and B were not detected in these samples and the remaining elements were below their respective detection limits , namely , Zn ( < 100 ...
Page 7
... respectively . Cu and Zn values recorded in these samples are less than 100 ppm while Ni and Co values are less than 200 ppm . The range of values shown by V , Zr , Ba and Cr are 90- 800 ppm , 90-300 ppm , 20-250 ppm , and 80-1000 ppm ...
... respectively . Cu and Zn values recorded in these samples are less than 100 ppm while Ni and Co values are less than 200 ppm . The range of values shown by V , Zr , Ba and Cr are 90- 800 ppm , 90-300 ppm , 20-250 ppm , and 80-1000 ppm ...
Page 8
... respectively . Rest of the elements are below their respective detection limits as listed earlier . Vein - Quartz Samples Intense silicification and quartz - vein intrusions cutting across the schistose country rocks were observed ...
... respectively . Rest of the elements are below their respective detection limits as listed earlier . Vein - Quartz Samples Intense silicification and quartz - vein intrusions cutting across the schistose country rocks were observed ...
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