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 79
... folds . This folding with roughly NE - SW axial plane is , thus , primarily responsible for repetative occurr- ence of the rocks of the Barail and the Disang in roughly NE - SW trending belts , many of which can be clearly identified ...
... folds . This folding with roughly NE - SW axial plane is , thus , primarily responsible for repetative occurr- ence of the rocks of the Barail and the Disang in roughly NE - SW trending belts , many of which can be clearly identified ...
Page 81
... folded with axial trace trending roughly in NE - SW direction . As a result of this folding , the Disang and Barail occur in a number of roughly NE - SW trending belts throughout the major part of Manipur and Nagaland . Further , since ...
... folded with axial trace trending roughly in NE - SW direction . As a result of this folding , the Disang and Barail occur in a number of roughly NE - SW trending belts throughout the major part of Manipur and Nagaland . Further , since ...
Page 98
... folds represent immature first order topography , the area beyond Kohima synclinorium towards northeast exhibits an inversion of ... folding ( Chatterjee , B. 1982 and Saxena et . al , 1982 ) . The Disang - Barail sequence outside Kohima ...
... folds represent immature first order topography , the area beyond Kohima synclinorium towards northeast exhibits an inversion of ... folding ( Chatterjee , B. 1982 and Saxena et . al , 1982 ) . The Disang - Barail sequence outside Kohima ...
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