Records of the Geological Survey of India, Volume 123, Part 5The Survey, 1988 - 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 14
... vertical to sub - vertical dips either side . They represent the S1 surface which were later refolded along N - S axes giving rise to F , folds with shallow plunge towards north . Joints are randomly developed in the granitoid country ...
... vertical to sub - vertical dips either side . They represent the S1 surface which were later refolded along N - S axes giving rise to F , folds with shallow plunge towards north . Joints are randomly developed in the granitoid country ...
Page 21
... vertical to vertical dips . Bedding in banded ferruginous quartzites conforms with the general foliation trend in migmatites and schistosity of amphibolites . From the observable data in quartzites , two sets of folds were recorded ...
... vertical to vertical dips . Bedding in banded ferruginous quartzites conforms with the general foliation trend in migmatites and schistosity of amphibolites . From the observable data in quartzites , two sets of folds were recorded ...
Page 193
... vertical or steeply dipping on either side and transverse to the dam axis , whereas the last set is vertical and almost runs parallel to the dam axis . The foundation problems encountered in these blocks relate to weathering of ...
... vertical or steeply dipping on either side and transverse to the dam axis , whereas the last set is vertical and almost runs parallel to the dam axis . The foundation problems encountered in these blocks relate to weathering of ...
Contents
Geotechnical studies of the cutoff trench between RD 418 and 918 M PVB Reservoir | 185 |
A geotechnical note of the Pedaballi dam foundations Anantapur district Andhra Pradesh | 191 |
A geotechnical note on the Yeleru Project under construction in East Godavari | 197 |
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alignment alkali feldspar amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH ANDHRA PRADESH CODE Archaean bands basin biotite block boreholes charnockite charnockite gneiss clay coarse-grained conglomerate Cuddapah depth Dharwar dips DISTRICT dolerite dolerite dykes drilled earth dam emplacement enclaves exposed fault feldspar field season flank folds foliation Formation fractured fresh rock g/t gold gabbro garnetiferous GEOLOGICAL MAP geophysical GEOTECHNICAL gneiss Gondwana granite granite gneiss granitoids granodiorite granulite grey granite grouting hornblende indicated intrusive joints KARNATAKA KERALA kimberlite laterite limestone lithounits located lode magnetite metabasalt metabasite migmatite mineralised zone minerals NE-SW NW-SE occur overburden pediplain pegmatite Peninsular Gneissic Complex phyllites pink granite plagioclase power house pyrite pyroxenite quartz quartz veins quartzite river rock types samples sandstone scale schist schist belt sediments shear zone soil spillway sq km strike length studies sulphide surface surveys syenite TAMIL NADU thickness tonalite Toposheet traversed trench trending tunnel ultramafic upto weathered width