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 39
... limestone horizons . The lower limestone horizon has been traced over a strike length of 25 km between Kanakanur and Pankana and near Venkatapuram . Its thickness ranges from 50 to 100 m and is characterised by the sporadic occurrence ...
... limestone horizons . The lower limestone horizon has been traced over a strike length of 25 km between Kanakanur and Pankana and near Venkatapuram . Its thickness ranges from 50 to 100 m and is characterised by the sporadic occurrence ...
Page 183
... limestone bands in the Ariyalur area , Tiruchirapalli district , Tamil Nadu . Limestone bands occurring in the Kallankurichi Formation , Niniyur Formation , Sillakudi Formation and the Uttattur Group of the Cretaceous basin of Ariyalur ...
... limestone bands in the Ariyalur area , Tiruchirapalli district , Tamil Nadu . Limestone bands occurring in the Kallankurichi Formation , Niniyur Formation , Sillakudi Formation and the Uttattur Group of the Cretaceous basin of Ariyalur ...
Page 184
... limestone bands improve from south to north . Drilling data show that about 50-75 % of the thickness is made up of good quality micritic limestone . In the northern stretch of 5 km ( in the Tamaraipundi - Alattur area ) , partings are ...
... limestone bands improve from south to north . Drilling data show that about 50-75 % of the thickness is made up of good quality micritic limestone . In the northern stretch of 5 km ( in the Tamaraipundi - Alattur area ) , partings are ...
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