The Petrochemistry and Origin of Precambrian Gneisses Around Madaka AndKwana-Bala Area, North Central Nigeria
Abstract: This paper discusses the petrochemistry and origin of gneisses withinbasement complex of Nigeria around Madaka and Kwana-Bala area. Thelithological units of rocks from Madaka and Kwana-Bala area comprises ofgneisses (migmatitic, banded, granitic), kyanite-sillimanite schist, semi-peliticschist, amphibolites, talcose rock, quartzite, phyllite, granodiorite, fine-mediumgrained granites and porphyritic granite. Seven samples of gneisses were analyzedfor major element […]
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