CHARACTERIZATION AND MINERALOGICAL STUDIES OF AKIRI COPPER ORE IN AWE LGA, NASARAWA STATE, NIGERIA USING ED-XRF, XRD AND SEM-EDS. FJST [Internet]. 2026 Jun. 29 [cited 2026 Jun. 30];10(2):141-6. Available from: https://lafiascijournals.org.ng/index.php/fjst/article/view/764