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 4
... important data for gold exploration . DISCUSSION OF ANALYTICAL RESULTS Geochemical analysis of the different types of samples collected from these two areas were analysed for Au mostly by fire assay ( only a few samples done by atomic ...
... important data for gold exploration . DISCUSSION OF ANALYTICAL RESULTS Geochemical analysis of the different types of samples collected from these two areas were analysed for Au mostly by fire assay ( only a few samples done by atomic ...
Page 51
... importance in magnetic tapes has become a very useful method of utilisation of the SEM study . Sample Preparation Techniques ( i ) SEM's often house ion etching attachments for cleaning surfaces of the samples for AES and SIMS work ...
... importance in magnetic tapes has become a very useful method of utilisation of the SEM study . Sample Preparation Techniques ( i ) SEM's often house ion etching attachments for cleaning surfaces of the samples for AES and SIMS work ...
Page 59
... important rock types encountered magnetite - bearing quartzites and migmatites . The meta- in the area are sillimanite - garnet gneiss , calc - granulite , sediments appear to be the oldest rock types of the area . These rocks were then ...
... important rock types encountered magnetite - bearing quartzites and migmatites . The meta- in the area are sillimanite - garnet gneiss , calc - granulite , sediments appear to be the oldest rock types of the area . These rocks were then ...
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