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 70
... river , known as Dihang in Arunachal Pradesh debouches in plains at Pasighat . Near Sadiya , the Dibang and the Lohit rivers flow into it , and from the confluence onwards it is known as the Brahmaputra . In the Brahmaputra valley of ...
... river , known as Dihang in Arunachal Pradesh debouches in plains at Pasighat . Near Sadiya , the Dibang and the Lohit rivers flow into it , and from the confluence onwards it is known as the Brahmaputra . In the Brahmaputra valley of ...
Page 71
... river . Of the tributaries joining the Brahmaputra on south bank , the Kopili , Noa Dihing , Buri Dihing and Disang are important ones . Older Flood Plain : The older flood plain of the Brahmaputra river system is demarcated by its ...
... river . Of the tributaries joining the Brahmaputra on south bank , the Kopili , Noa Dihing , Buri Dihing and Disang are important ones . Older Flood Plain : The older flood plain of the Brahmaputra river system is demarcated by its ...
Page 86
... river is the largest tributary of the Brahmaputra river on its southern bank in Assam . From its origin in the Barail ranges of Nagaland in the southeast , upto the point of confluence at Kalang , a spill channel of the Brahmaputra ...
... river is the largest tributary of the Brahmaputra river on its southern bank in Assam . From its origin in the Barail ranges of Nagaland in the southeast , upto the point of confluence at Kalang , a spill channel of the Brahmaputra ...
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