Field Geological and Petrographic Study of Granitic Rocks around Devadurga, Eastern Dharwar Craton, Southern India - International Journal of Trend in Scientific Research and Development

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Thursday, 30 August 2018

Field Geological and Petrographic Study of Granitic Rocks around Devadurga, Eastern Dharwar Craton, Southern India

Field geological and petrographic characteristics of granitic rocks and their variants exposed at Devadurga town, Raichur district, Karnataka are described. The granitic rocks of Devadurga are part of younger "˜Closepet granite"™ within a country of Peninsular Gneissic Complex (PGC) of Archaean age. Based on field and petrographic observations of this investigation, the younger granitic rocks of "˜Closepet granite"™ within the study area can be sub-divided into leucogranite, grey porphyritic granite, pink granite, pink biotite granite, grey biotite granite, pink porphyritic granite. All these granitic variants possess more or less similar mineralogical assemblages and petrographic features such as myrmekitic, perthitic signifying their magma tic origin. 


By P. R. C. Phani | K. Sreenu | N. Ningam" Field Geological and Petrographic Study of Granitic Rocks around Devadurga, Eastern Dharwar Craton, Southern India" 

Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-2 | Issue-5 , August 2018,

Paper URL: http://www.ijtsrd.com/papers/ijtsrd18227.pdf

Direct URL: http://www.ijtsrd.com/other-scientific-research-area/geology/18227/field-geological-and-petrographic-study-of-granitic-rocks-around-devadurga-eastern-dharwar-craton-southern-india/p-r-c-phani

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