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 6
Page 17
... shear and in the Diju Valley , Karbi - Anglong District , Assam , to assess the mineral potentiality in these areas . With the completion of the field season under review , the area mapped in Assam in 20,430 sq . km . ( out of 26,153 ) ...
... shear and in the Diju Valley , Karbi - Anglong District , Assam , to assess the mineral potentiality in these areas . With the completion of the field season under review , the area mapped in Assam in 20,430 sq . km . ( out of 26,153 ) ...
Page 55
... sheared material from these zones has been removed to a depth of 2m to 4m and has been approved for final concreting . However , further ex- cavation of these shear zones towards the downstream end of the power house is suggested ...
... sheared material from these zones has been removed to a depth of 2m to 4m and has been approved for final concreting . However , further ex- cavation of these shear zones towards the downstream end of the power house is suggested ...
Page 57
... shear seams / minor faults and dragging with displacement of beds has been recorded . All the above features indicated that the contact between schist and gneiss is tectonic in nature . The rockmass in the excavated reach was generally ...
... shear seams / minor faults and dragging with displacement of beds has been recorded . All the above features indicated that the contact between schist and gneiss is tectonic in nature . The rockmass in the excavated reach was generally ...
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