Records of the Geological Survey of India, Volume 114, Part 1The Survey, 1986 - 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 163
... spillway 2. Mahanadi - Birupa Barrage ( 20 ° 29′30 ′′ N 85 ° 54 ′ in Block No. 3. The foundation rocks belong to the 45 " E ; 73 H / 14 , H / 15 ) Iron Ore Series . The main rock types are quartzite , grits and shales . Ultramafic ...
... spillway 2. Mahanadi - Birupa Barrage ( 20 ° 29′30 ′′ N 85 ° 54 ′ in Block No. 3. The foundation rocks belong to the 45 " E ; 73 H / 14 , H / 15 ) Iron Ore Series . The main rock types are quartzite , grits and shales . Ultramafic ...
Page 164
... spillway located adjacent to left bank dyke , where geological traverses were taken along the spillway alignment and 5 nos . of drill holes at the spillway site were logged and the data analysed . Moderately weathered , pinkish grey ...
... spillway located adjacent to left bank dyke , where geological traverses were taken along the spillway alignment and 5 nos . of drill holes at the spillway site were logged and the data analysed . Moderately weathered , pinkish grey ...
Page 165
... spillway site located in a saddle to the west of right abutment . 85.94 m of drill cores were logged and the results of water percolation tests carried out at the site were evaluated . At the spillway site , ex- cavation through rock ...
... spillway site located in a saddle to the west of right abutment . 85.94 m of drill cores were logged and the results of water percolation tests carried out at the site were evaluated . At the spillway site , ex- cavation through rock ...
Contents
GEOLOGY DIVISION | 1 |
OFFSHORE MINERAL EXPLORATION MARINE GEOLOGY DIVISION | 48 |
DIVISION OF REGIONAL INTEGRATED SURVEY | 82 |
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Common terms and phrases
abutment alignment amphibolite analysis Andhra Pradesh anomaly bands basalt basin bed rock belt Bihar biotite block boreholes carried chalcopyrite charnockite chemical clay coalfield comprising core covering an area Deccan Trap depth dips Director DISTRICT Division dolomite drill holes dykes envisages excavation exploration exposed fault foliation Formation geochemical geological investigation geological mapping Geologist geotechnical investigation gneiss Gondwana grade granite gneiss grey Group Headquarters Hydel Project indicated intruded Jammu Karnataka km long Laboratory laterite limestone line km lineaments located logging Lucknow magnetic magnetite mapped an area mica mineralisation minerals nala occur Orissa pegmatite phyllite pits power house proposed pyrite quartz quartz veins quartzite Rajasthan regional river rock types S/Shri samples were collected sandstone scale schist seams sediments shale shear zone Shri siltstone slate soil spillway sq km Srivastava strike length studies sulphide thickness tion tonnes toposheet trending tunnel upto valley varying volcanics width