Records of the Geological Survey of India, Volume 132, Part 5The Survey, 1997 - 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 182
... tunnel , head race tunnel ( HRT ) and tail race tunnel ( TRT ) . 3 - D geological mapping of the spill tunnel was carried out from Ch 0 to 246 m on 1 : 200 scale . The tunnel is passing through gently dipping ( 6 ° ) reddish brown ...
... tunnel , head race tunnel ( HRT ) and tail race tunnel ( TRT ) . 3 - D geological mapping of the spill tunnel was carried out from Ch 0 to 246 m on 1 : 200 scale . The tunnel is passing through gently dipping ( 6 ° ) reddish brown ...
Page 191
... tunnel from the Porthimund reservoir , a 1.843 km long power tunnel from the Parsons Valley reservoir including part conversion of the existing diversion tunnel ( 1.091 km ) , and a 372 m combined power tunnel , surge shaft , a 173 m ...
... tunnel from the Porthimund reservoir , a 1.843 km long power tunnel from the Parsons Valley reservoir including part conversion of the existing diversion tunnel ( 1.091 km ) , and a 372 m combined power tunnel , surge shaft , a 173 m ...
Page 220
... tunnel ( Kallidikki tunnel ) which forms a part ( between Ch 35365.5 m and 36034m ) of the left bank main canal of the Muvathupuzha Valley irrigation project . The tunnel driving has progressed to 650 m ( between Ch 35365.5 and 36015.5 ...
... tunnel ( Kallidikki tunnel ) which forms a part ( between Ch 35365.5 m and 36034m ) of the left bank main canal of the Muvathupuzha Valley irrigation project . The tunnel driving has progressed to 650 m ( between Ch 35365.5 and 36015.5 ...
Contents
Project JonnagiriKadiriGadwal Schist Belts | 21 |
Ramagiri Schist Belt | 27 |
Project Diamond | 34 |
Copyright | |
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acid volcanics amphibolite ANDHRA PRADESH argillites assessment auriferous bands basin biotite block boreholes carried chargeability charnockite charnockite gneiss Chitradurga clay construction Cuddapah delineated depth Dharmapuri district dimension stone dolerite downstream drilled earth dam east emplaced ENE-WSW excavated exposed faults field season folds foliation Formation foundation fractures geochemical GEOLOGICAL MAP geophysical gneiss Gneissic gold mineralisation grained granite granite gneiss granulite grey grouting hornblende indicated intersected intrusive joints KARNATAKA KERALA kimberlite laterite limestone lineament located lode mafic magnetic major migmatitic minerals NE-SW NNW-SSE NW-SE occurs pegmatite pegmatite veins phyllite pink Plate-1 potential power house pyroxene pyroxene granulite quartz quartz veins quartzite regional Reservoir Project River rock types samples scale schist belt sediments seepage shaft shear zone slope soil southern spillway sq km strike length structural studies sulphides surveys Tamil Nadu tectonic terrain thick traverses trench trending tunnel upto vertical weathered