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 19
Page 23
... 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 follows : - ( i ) Tertiary Hill range : It is the ...
... 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 follows : - ( i ) Tertiary Hill range : It is the ...
Page 55
... units in general trends N 250 to 30 ° E - S25 ° to 30 ° W with 68 ° to sub vertical dip in S60 ° E direction . The bed rock at places is sheared and dissected by a number of joint sets but only the bedding joints are found to be very ...
... units in general trends N 250 to 30 ° E - S25 ° to 30 ° W with 68 ° to sub vertical dip in S60 ° E direction . The bed rock at places is sheared and dissected by a number of joint sets but only the bedding joints are found to be very ...
Page 79
... units . 1. The Upper unit - Reddish - Purplish - Grey , Medium grained limestone with large foraminifers . 2. The Middle Unit Grey , medium grained lime- stone with medium to small size foraminifers . 3. The Lower Unit Grey , black ...
... units . 1. The Upper unit - Reddish - Purplish - Grey , Medium grained limestone with large foraminifers . 2. The Middle Unit Grey , medium grained lime- stone with medium to small size foraminifers . 3. The Lower Unit Grey , black ...
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