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 17
Page 22
... medium grained , equigranular granitoid along a sharp contact . The Shella Formation is divided into Sylhet Sandstone Member and Sylhet Limestone Member , the former comprises medium to coarse grained ferruginous sandstone , feldspathic ...
... medium grained , equigranular granitoid along a sharp contact . The Shella Formation is divided into Sylhet Sandstone Member and Sylhet Limestone Member , the former comprises medium to coarse grained ferruginous sandstone , feldspathic ...
Page 48
... Medium grained , green to dark green , flaky schis- tose variety . The rock may be termed as serpentinised dunite / peridotite . Magnetite and very small bright specks unidentifiable ) are also present . iii ) Medium grained , green to ...
... Medium grained , green to dark green , flaky schis- tose variety . The rock may be termed as serpentinised dunite / peridotite . Magnetite and very small bright specks unidentifiable ) are also present . iii ) Medium grained , green to ...
Page 79
... medium grained lime- stone with medium to small size foraminifers . 3. The Lower Unit Grey , black , fine grained with small scanty - foraminifers . Shale intercalations are also present . In overall assemblage , Family Nummulitidae ...
... medium grained lime- stone with medium to small size foraminifers . 3. The Lower Unit Grey , black , fine grained with small scanty - foraminifers . Shale intercalations are also present . In overall assemblage , Family Nummulitidae ...
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