Records of the Geological Survey of India, Volume 122, Part 5The Survey, 1987 - 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 169
... major rock types exposed in the area are horn- blende - biotite gneiss , charnockite , hornblende anorthosite gneiss , pink migmatite and gneissic granite . The other rock types exposed include magnetite quartzite , calc - granulite ...
... major rock types exposed in the area are horn- blende - biotite gneiss , charnockite , hornblende anorthosite gneiss , pink migmatite and gneissic granite . The other rock types exposed include magnetite quartzite , calc - granulite ...
Page 173
... major shear zone trending in ENE to EW direction is noticed east of Naykutti extending upto Mani- yampalayam and further east . It runs for 5 km with an average width of 100 m following the major stream course . Apart from these major ...
... major shear zone trending in ENE to EW direction is noticed east of Naykutti extending upto Mani- yampalayam and further east . It runs for 5 km with an average width of 100 m following the major stream course . Apart from these major ...
Page 177
... major Gangavalli shear zone is marked by cataclasites and mylonites extending from Manmalai in the north and Puliyanjolai in the south . In the plain area lying between Nagayanallur and Pasarikombai , where the gneissic rocks are ...
... major Gangavalli shear zone is marked by cataclasites and mylonites extending from Manmalai in the north and Puliyanjolai in the south . In the plain area lying between Nagayanallur and Pasarikombai , where the gneissic rocks are ...
Contents
Quaternary Geology and Geomorphology of the Coastal Tracts in East Godavari District | 1 |
Quaternary Geology and Geomorphology of the Coastal Tracts of Srikakulam Vizianagaram and Visakhapatnam Districts | 17 |
Geology of Peninsular Gneisses in parts of Mahaboobnagar and Nalgonda Districts | 33 |
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amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH ANDHRA PRADESH Code anorthosite bands beach bed rock biotite biotite granite block boreholes boreholes drilled charnockite charnockite gneiss clay comprises conglomerate dam alignment Deccan Trap deposits depth Dharwar dips DISTRICT dolerite dolerite dykes dunes earth dam enclaves excavated exposed fluvial folds foliation formation foundation fresh rock gabbro GEOLOGICAL MAP GEOPHYSICAL GEOTECHNICAL gneiss Godavari delta gold granite granite gneiss granodiorite granulite grey indicated intrusives joints KARNATAKA KERALA landforms laterite left flank limestone lineament located lode magnetite metabasalt migmatite mineralisation NNW-SSE NW-SE occur overburden pegmatite phyllite power house PROJECT proposed quartz quartz veins quartzite Raichur reservoir ridge right flank river bed rock types samples sand sandstone scale schist schist belt schistose sediments shale shear zone soil spillway sq km strike length studies suggested Supergroup supracrustal surface TALUK TAMIL NADU thickness Tonalite toposheet traverse trench trending tunnel ultramafic upto width