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 245
... bank of Yerravagu river exposes an alternating sequence of limestone and clay , in which the individual members are of an average thickness of one metre . The rock formations strike in a N 25 ° to 40 ° W- S25 ° to 40 ° E direction from ...
... bank of Yerravagu river exposes an alternating sequence of limestone and clay , in which the individual members are of an average thickness of one metre . The rock formations strike in a N 25 ° to 40 ° W- S25 ° to 40 ° E direction from ...
Page 265
... bank and the abutment hill while the middle reach is covered by silty clay soils . Although bed rock is expected at shallow depths , no sub - surface data are at present available . In Tammavaram site , granite gneisses with the ...
... bank and the abutment hill while the middle reach is covered by silty clay soils . Although bed rock is expected at shallow depths , no sub - surface data are at present available . In Tammavaram site , granite gneisses with the ...
Page 329
... BANK DISTRICT , KERALA The Poringalkuthu Right Bank Hydroelectric Project contemplates construction of a 59.4 m high and about 400m long straight masonry gravity dam at Orumbode across Chalakudi river and a water conductor system ...
... BANK DISTRICT , KERALA The Poringalkuthu Right Bank Hydroelectric Project contemplates construction of a 59.4 m high and about 400m long straight masonry gravity dam at Orumbode across Chalakudi river and a water conductor system ...
Contents
Quaternary Geology and Geomorphology of the Coastal Tracts in East Godavari District | 3 |
Quaternary Geology and Geomorphology of the Coastal Tracts in parts of Nellore District | 11 |
Quaternary Geology and Geomorphology of the Coastal Tracts of Srikakulam Vizianagaram and Visakhapatnam Districts | 19 |
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amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH ANDHRA PRADESH Code anomaly anorthosite Archaean axis bands bed rock biotite biotite granite block boreholes boreholes drilled charnockite charnockite gneiss clay comprises conglomerate dam alignment Deccan Trap depth Dharwar dips DISTRICT dolerite dolerite dykes earth dam enclaves excavated exposed fluvial folds foliation formation foundation fresh rock gabbro GEOLOGICAL MAP GEOPHYSICAL GEOTECHNICAL gneiss Godavari granite granite gneiss granodiorite granulite grey indicated intrusives investigation joints KARNATAKA KERALA landforms laterite left flank limestone located lode magnetite metabasalt metres migmatite NNW-SSE NW-SE occur overburden pegmatite Peninsular gneiss phyllite pink granite PLATE 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 surface TALUK TAMIL NADU thickness toposheet traversed trench trending ultramafic upto width