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The Mako bimodal volcanic belt of the Kédougou–Kéniéba inlier is composed of volcanic basalts and peridotites interbedded by quartzites and limestones intruded by different generations of granitoïds. The early volcanic episode of the belt is constituted of submarine basalts with peridotite similar to those of the oceanic abyssal plains. It is intruded by the Badon Kakadian TTG−granitic batholite dated...
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