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 9
... fault . The Dauki Fault is a zone of subvertical dislocation which tends to oscillate on either side . The movements along this zone of dislocation are disharmonic giving an impression of this structure being a normal fault in one area ...
... fault . The Dauki Fault is a zone of subvertical dislocation which tends to oscillate on either side . The movements along this zone of dislocation are disharmonic giving an impression of this structure being a normal fault in one area ...
Page 13
... Fault has affected the Kopili Formation . In its vicinity the formation depicts steep dips . The present study indicates that the Daulki Fault is a normal fault in the area under reference and is either post Kopili or has been ...
... Fault has affected the Kopili Formation . In its vicinity the formation depicts steep dips . The present study indicates that the Daulki Fault is a normal fault in the area under reference and is either post Kopili or has been ...
Page 57
... 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 dry in nature with ...
... 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 dry in nature with ...
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