Records of the Geological Survey of India, Volume 115, Parts 3-4The Survey, 1987 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 76
... Barail " . Author's observations with regard to Barail in parts of Nagaland and Manipur do not support the groupings postulated by Evans . Accordingly , a review and regrouping has been necessitated and the same is discussed in the ...
... Barail " . Author's observations with regard to Barail in parts of Nagaland and Manipur do not support the groupings postulated by Evans . Accordingly , a review and regrouping has been necessitated and the same is discussed in the ...
Page 80
... Barail is in Barail Range north of Silchar and the type section - the Jenam ยท river section . Further , according to him the Barails of the type area continue upto the neighbourhood of Kohima , in Japvo range and on the west of Manipur ...
... Barail is in Barail Range north of Silchar and the type section - the Jenam ยท river section . Further , according to him the Barails of the type area continue upto the neighbourhood of Kohima , in Japvo range and on the west of Manipur ...
Page 98
... Barail ranges of North Cachar , extends south - westward below Haflong and then westward , fringing the eastern ... Barail rocks of this part show repeated ( op . cit . ) or three episodes of folding ( Chatterjee , B. 1982 and Saxena et ...
... Barail ranges of North Cachar , extends south - westward below Haflong and then westward , fringing the eastern ... Barail rocks of this part show repeated ( op . cit . ) or three episodes of folding ( Chatterjee , B. 1982 and Saxena et ...
Contents
A NOTE ON THE EVOLUTION OF THE MINERAL | 17 |
Pant | 24 |
A R Nambiar | 43 |
Copyright | |
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aegirine alkaline rocks Arunachal Pradesh assemblage Barail Range bedded biotite borehole Brahmaputra camptonites carbonatite Chalcopyrite charnockite chlorite Coal cordierite deposits Disang dissected hills drainage dyke Evans feldspar feldspathic ijolite flood plain foliation fractured garnet Geol GEOLOGICAL SURVEY gneiss Golagar basin Golagar Nala grains GSI Rec 115 Hills district Himalaya ijolite immiscibility Indravati river inner belt Kohima Kohima synclinorium Kopili Koraput lamprophyres landforms magma magnetite Manipur Meghalaya metamorphic metapelites Mikir hills mineral mineralised zone muscovite Nagaland Nala Naogaon Naogaon Sandstone NE-SW occur Orissa orthoclasite phenocrysts Phyangla Plate point bar polymetallic porphyroblasts Potin Formation pyrite pyrrhotite quartz Ranga River Ranga Valley Rec 115 pts region ridge and valley samples San Nala sandstone schist shale Shillong staurolite Structural Plateau Subansiri district sulphide mineralisation Surma Surv SURVEY OF INDIA synclinorium tectonic Tikak parbat tinguaite trending tributaries type area Umrong reservoir units Upper Assam upto