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 54
... suggested for further studies . There is always a shortage of good quality of con- struction material for both ... suggested earlier has now been found to be more suitable on engineering consideration also and exploration to define ...
... suggested for further studies . There is always a shortage of good quality of con- struction material for both ... suggested earlier has now been found to be more suitable on engineering consideration also and exploration to define ...
Page 55
... suggested to be specially treated . Grey to buff coloured , medium to fine grained , soft and friable sandstone are exposed in the final foundaiton grade of the power house . The rock units in general trends N 250 to 30 ° E - S25 ° to ...
... suggested to be specially treated . Grey to buff coloured , medium to fine grained , soft and friable sandstone are exposed in the final foundaiton grade of the power house . The rock units in general trends N 250 to 30 ° E - S25 ° to ...
Page 62
... suggest the suitability of these rocks to be used as coarse aggregate . The rocktypes identified were granite ... suggested include the sealing of the cracks in the ground / retaining wall , the construction of peripheral drains ...
... suggest the suitability of these rocks to be used as coarse aggregate . The rocktypes identified were granite ... suggested include the sealing of the cracks in the ground / retaining wall , the construction of peripheral drains ...
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