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 75
... ASSAM AND SUGGESTION FOR REGROUPING By S P SAXENA GEOLOGICAL SURVEY OF INDIA ( With Figure - 12 ) Abstract Thick argillo - arenaceous sequence overlying a thick shale sequence ( Disang ) in parts of Nagaland and Manipur is designated as ...
... ASSAM AND SUGGESTION FOR REGROUPING By S P SAXENA GEOLOGICAL SURVEY OF INDIA ( With Figure - 12 ) Abstract Thick argillo - arenaceous sequence overlying a thick shale sequence ( Disang ) in parts of Nagaland and Manipur is designated as ...
Page 83
... Assam , Trans . Min . Geol . Inst . Ind . , Vol . 27 . Some Coal fields in North Eastern Assam , Rec . Geol . surv . Ind . , 40 pt.iv. On the Coal fields of Naga Hills bordering the Lakhimpur and Sibsagar districts of Assam , Mem . Geol ...
... Assam , Trans . Min . Geol . Inst . Ind . , Vol . 27 . Some Coal fields in North Eastern Assam , Rec . Geol . surv . Ind . , 40 pt.iv. On the Coal fields of Naga Hills bordering the Lakhimpur and Sibsagar districts of Assam , Mem . Geol ...
Page 86
... 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 , Kopili is 300 km long having a wide catchment of 16,420 sq.km. The long drop 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 , Kopili is 300 km long having a wide catchment of 16,420 sq.km. The long drop in ...
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