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". |
From inside the book
Results 1-3 of 50
Page 4
... samples collected in 1977-78 123 Vein - Quartz samples collected in 1979-80 ก Catchment areas of 10-7 Au value in ppm . NA . Not analysed ND . Not detected Phyllitic shole streamlets Tr Trace of Au Areo with recently dug shallow pits ...
... samples collected in 1977-78 123 Vein - Quartz samples collected in 1979-80 ก Catchment areas of 10-7 Au value in ppm . NA . Not analysed ND . Not detected Phyllitic shole streamlets Tr Trace of Au Areo with recently dug shallow pits ...
Page 6
... 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 ppm ) , As ( < 300 ppm ) ...
... 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 ppm ) , As ( < 300 ppm ) ...
Page 8
Geological Survey of India. by stream sediment - concentrate sampling ) were sent for analysis , the results of which are given in Table - IV . It appears from the results that Au values are less than 0.1 ppm in all these samples , the ...
Geological Survey of India. by stream sediment - concentrate sampling ) were sent for analysis , the results of which are given in Table - IV . It appears from the results that Au values are less than 0.1 ppm in all these samples , 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 | |
3 other sections not shown
Other editions - View all
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