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 71
... folds are smaller than N - S trending folds and are superimposed on their limbs . F3 folds are broad warps and open folds with axes varying from WNW - ESE to E - W . Shears are mostly sub - parallel to the traces of the axial planes of ...
... folds are smaller than N - S trending folds and are superimposed on their limbs . F3 folds are broad warps and open folds with axes varying from WNW - ESE to E - W . Shears are mostly sub - parallel to the traces of the axial planes of ...
Page 167
... folds have been brought out- the F1 folds occur mostly as rootless tight isoclinal folds on mesoscopic scale with plunges in variable direction , F2 folds are folds of regional gneissosity which represent the regional synforms and ...
... folds have been brought out- the F1 folds occur mostly as rootless tight isoclinal folds on mesoscopic scale with plunges in variable direction , F2 folds are folds of regional gneissosity which represent the regional synforms and ...
Page 169
... folds are folds of foliation on a regional scale . A major antiformal overturned isoclinal F2 fold is seen in the anorthosite gneiss with fold closure at Paduvakkadu . The axial trace of the above fold is trending in N - S , NE - SW and ...
... folds are folds of foliation on a regional scale . A major antiformal overturned isoclinal F2 fold is seen in the anorthosite gneiss with fold closure at Paduvakkadu . The axial trace of the above fold is trending in N - S , NE - SW and ...
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