Records of the Geological Survey of India, Volume 114Geological Survey of India, 1979 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 15
... jacobsite from different locations of the belt is found to vary in a wide range and is accompanied by the variation of cell dimension , colour and etch behaviour which are almost similar to the earlier observations made on jacobsites ...
... jacobsite from different locations of the belt is found to vary in a wide range and is accompanied by the variation of cell dimension , colour and etch behaviour which are almost similar to the earlier observations made on jacobsites ...
Page 16
... jacobsite , the cell dimen- tive . Responds to HF ( 40 % ) : negative to other common reagents including HCL ... jacobsite with increasing Mn , O , content . According to them the compositional limits for various phases in the system ...
... jacobsite , the cell dimen- tive . Responds to HF ( 40 % ) : negative to other common reagents including HCL ... jacobsite with increasing Mn , O , content . According to them the compositional limits for various phases in the system ...
Page 16
... jacobsite is expected to increase along with Cell Dimensions ( A ) VARIATION OF LATTICE DIMENSIONS IN THE SYSTEM Fe3 04 - Mn3 04 1 8-510- 8-500- 8-490 8-480 8-470 8-460 8.450 8.440 40 50 60 8-430 10 20 30 Mn3 04 mols . sediments ...
... jacobsite is expected to increase along with Cell Dimensions ( A ) VARIATION OF LATTICE DIMENSIONS IN THE SYSTEM Fe3 04 - Mn3 04 1 8-510- 8-500- 8-490 8-480 8-470 8-460 8.450 8.440 40 50 60 8-430 10 20 30 Mn3 04 mols . sediments ...
Contents
Integrated Geochemical Approach for Tracing Gold Mineralisation in Parts of | 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 amphibolites analysis Archaean assemblage BANKURA DISTRICT Barakar Barakar Formation basement bedrock samples Bihar biotite boreholes calcite catchment area Chakradharpur chemical Chittorgarh coarse colour composition country rocks crystals Dassarma deposit Dubrajpur Dubrajpur Formation Electron elements epidiorites fossils geochemical Geol Geological Survey Ghose gneiss Goilkera granite gneiss GSI Type Hippopotamus hornblende hornblende schist host rock jacobsite Kharswan Khatangi hill section lithological magnetite manganese Manuscript received massive amphibolites McCluskieganj meta-basic rocks metamorphic metres mineralisation minerals namadicus Narmada nepheline syenite Nimbahera Nimbahera limestone occur palaeindicus phyllitic plagioclase Plate present area quartz Quartzite Quaternary Rajmahal Hills Records Vol river Rupatganj Sah and Shah Sawa 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 values vein-quartz veins Vindhyan West Bengal X-Ray Λ Λ