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 33
... Complex and to locate associated mineral deposits . The stratigraphic column established is as follows : Recent Younger Intrusives Precam- brian Granitiod Complex Complex Older Instrusives Dharwar ( ? ) supracrustals Soil / Alluvium ...
... Complex and to locate associated mineral deposits . The stratigraphic column established is as follows : Recent Younger Intrusives Precam- brian Granitiod Complex Complex Older Instrusives Dharwar ( ? ) supracrustals Soil / Alluvium ...
Page 97
... Complex and may be correlated with Dharwar Supergroup of rocks ii ) The Desani - Banavar granite is intrusive into Peninsular Gneissic Complex and is younger to latter , iii ) The gabbroic dykes are younger to dolerite dykes , iv ...
... Complex and may be correlated with Dharwar Supergroup of rocks ii ) The Desani - Banavar granite is intrusive into Peninsular Gneissic Complex and is younger to latter , iii ) The gabbroic dykes are younger to dolerite dykes , iv ...
Page 102
... complex and they ( gneisses ) have enclaves of gabbro , norite and meta - pyroxenite outside the layered complex at the contact . This layered complex is an enclave in gneiss . Enclaves of meta - ultramafites with no pattern of ...
... complex and they ( gneisses ) have enclaves of gabbro , norite and meta - pyroxenite outside the layered complex at the contact . This layered complex is an enclave in gneiss . Enclaves of meta - ultramafites with no pattern of ...
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