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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Results 1-3 of 11
Page 18
... hard and compact sandstones with intercalations of siltstone and shales . The Laisong Formation is conformably overlain by dominantly argillaceous Janam Formation and is repre- sented by Iron stained splintery , grey shales , grey ...
... hard and compact sandstones with intercalations of siltstone and shales . The Laisong Formation is conformably overlain by dominantly argillaceous Janam Formation and is repre- sented by Iron stained splintery , grey shales , grey ...
Page 22
... hard sandstone of Surma is suitable as road materials . The clay of Tipam Group may be utilised for manufacture of fire - bricks . The equigranular granitoid of Shilveta may be used for construction purposes . The residual clay of ...
... hard sandstone of Surma is suitable as road materials . The clay of Tipam Group may be utilised for manufacture of fire - bricks . The equigranular granitoid of Shilveta may be used for construction purposes . The residual clay of ...
Page 27
... hard rock resources . The mapped area ( Fig 10 ) exposes thick alternating sequence of arenaceous and argillaceous ... Hard compact , massive / thin- thick bedded ferrugenous feldspathic sandstone with thin layers of coal and inter ...
... hard rock resources . The mapped area ( Fig 10 ) exposes thick alternating sequence of arenaceous and argillaceous ... Hard compact , massive / thin- thick bedded ferrugenous feldspathic sandstone with thin layers of coal and inter ...
Contents
LIMESTONE INVESTIGATION Ops I Meghalaya | 6 |
An Overview | 17 |
Quaternary geology and geomorphological mapping of the Brahmaputra Valley | 23 |
Copyright | |
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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