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 9
Page 16
... nature of oxygen fugacity during metamorphism is reflected through variable mine- ralogical assemblages in the same manganese horizon as represented by the dominance of rhodonite over braunite and vice versa or association of bixbyite ...
... nature of oxygen fugacity during metamorphism is reflected through variable mine- ralogical assemblages in the same manganese horizon as represented by the dominance of rhodonite over braunite and vice versa or association of bixbyite ...
Page 26
... natural standards G - 2 , GSP - 1 and BCR - 1 were also simultaneously analysed . The precision of the standards are ... nature . Some larger amphibolite bodies intrud- ing the older Metasediments , in the western and central parts ...
... natural standards G - 2 , GSP - 1 and BCR - 1 were also simultaneously analysed . The precision of the standards are ... nature . Some larger amphibolite bodies intrud- ing the older Metasediments , in the western and central parts ...
Page 31
... nature . There is no marked optical and chemical differences in the plagioclases of schistose and massive amphibolites . Absence of twinning in most of the plagioclase suggests that it was ordered , thereby resisting mechanical twinning ...
... nature . There is no marked optical and chemical differences in the plagioclases of schistose and massive amphibolites . Absence of twinning in most of the plagioclase suggests that it was ordered , thereby resisting mechanical twinning ...
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