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 188
... downstream dips are more predominant . The granite gneiss is generally hard and moderately weathered to fresh , but the schistose bands are highly weathered even at the present excavated level and the weathering extends even up to ...
... downstream dips are more predominant . The granite gneiss is generally hard and moderately weathered to fresh , but the schistose bands are highly weathered even at the present excavated level and the weathering extends even up to ...
Page 199
... downstream of the dam has been affected . There is an urgent need to stop the pollution of the reservoir . The spillway gates are corroded upto 3 mm thickness due to the chemical action of the pollutants . At a number of places the rip ...
... downstream of the dam has been affected . There is an urgent need to stop the pollution of the reservoir . The spillway gates are corroded upto 3 mm thickness due to the chemical action of the pollutants . At a number of places the rip ...
Page 213
... downstream apron area upto Ch 1510 m exposes hard rock . Hence , instead of providing a concrete apron with cut - off , the design may be suitably modified . It is further recommended that the downstream area may be grouted in order to ...
... downstream apron area upto Ch 1510 m exposes hard rock . Hence , instead of providing a concrete apron with cut - off , the design may be suitably modified . It is further recommended that the downstream area may be grouted in order to ...
Contents
KARNATAKA AND GOA | 71 |
TAMIL NADU PONDICHERRY AND KERALA | 105 |
Stratigraphic Drilling in Cauvery Basin | 114 |
Copyright | |
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abutment acid volcanic amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH anomaly argillites assessment bands basin biotite block boreholes carried charnockite charnockite gneiss Chitradurga clay Cuddapah delineated depth Dharmapuri Dharmapuri district Dharwar dimension stone dolerite dolomite drilling dykes east eastern emplacement ENE-WSW excavated exposed faults field season folds foliation Formation fractures Gadag geochemical geoenvironmental GEOLOGICAL MAP geophysical GEOTECHNICAL gneiss gold mineralisation grained granite granite gneiss granodiorite granulite grey hornblende indicated intersected intrusive investigation joints Kalyandurg KARNATAKA KERALA kimberlite laterite limestone lineament located lode mafic magnetic major migmatitic minerals NE-SW NNW-SSE NW-SE occur pegmatite phyllite pink Plate-1 potential power house quartz quartz veins quartzite regional reservoir River rock types samples scale schist belt sediments shear zone soil southern spillway sq km Srisailam strike length structural studies sulphides surveys Tamil Nadu tectonic terrain thematic mapping thick traversed trench trending tunnel upto vertical Wajrakarur