Records of the Geological Survey of India, Volume 128, Part 4The Survey, 1996 - 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 2
... eastern part of Mizoram . Study of upper Tertiary biota from Arunachal Pradesh and its correlation with known occurrences in North Eastern India was attempted . Mega plants , few vertebrates and microbiota have been found during the ...
... eastern part of Mizoram . Study of upper Tertiary biota from Arunachal Pradesh and its correlation with known occurrences in North Eastern India was attempted . Mega plants , few vertebrates and microbiota have been found during the ...
Page 23
... ( Eastern Part ) and Fig 9 . The different geomorphic units with its characteristics are described in Table - I . The landscape of the area rep- resents four geomorphic units ; these units in their des- cending order of antiquity are as ...
... ( Eastern Part ) and Fig 9 . The different geomorphic units with its characteristics are described in Table - I . The landscape of the area rep- resents four geomorphic units ; these units in their des- cending order of antiquity are as ...
Page 26
... eastern part of the country are characterised by presence of close linear ridges and intervening narrow valleys and the general trend of the ridges varies in general from N - S to NNW - SSE being convex towards the west following the ...
... eastern part of the country are characterised by presence of close linear ridges and intervening narrow valleys and the general trend of the ridges varies in general from N - S to NNW - SSE being convex towards the west following the ...
Contents
LIMESTONE INVESTIGATION Ops I Meghalaya | 6 |
An Overview | 17 |
Quaternary geology and geomorphological mapping of the Brahmaputra Valley | 23 |
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Common terms and phrases
Aizawl AIZAWL DISTRICT arenaceous argillaceous Arunachal Pradesh Assam bands Barail Group Bhuban Formation biotite Bokabil borehole CACHAR clay coal Code comprises Dauki Fault Dibang Valley Disang Group DIVISION An Overview dolomite East Siang Eocene erosion excavation exposed field season fold Geoenvironmental geotechnical gneiss granite granitoids grey indicate JAINTIA HILLS DISTRICT joint KALIYANI LINEAMENT Karbi Anglong District Khasi Greenstones Kopili Kumar limestone Litang lithostratigraphy lithounits located medium grained Meghalaya mineral mineralisation Mizoram molybdenite Mukatung Nagaland NE-SW North Eastern Region occur overlain pegmatitic power house prone areas Quaternary Ranganadi river rockmass samples sandstone scale schist sediments Sela Group sequence shale shear Shella Formation Shillong Siang District Sibsagar siltstone slope soil sq.km structure Surma Surma Group Survey of India Sylhet synclinal systematic geological mapping tectonic Tertiary thick TINSUKIA DISTRICT tion Tipam Group toposheet traverse trend TRIPURA tunnel ultramafic Unconformity West Kameng district zone