When having questions on Ores: Columbite,Tantalite, XRD & XRF analyses, please send your inquury!
I am the Overseas partner of miners in Nigeria who have tin ore, zinc ore, lead ore, iron ore, tantalite, columbite, limestone, and zircon.
I just completed XRD & XRF analyses of these products.
Please let me know if you are interested.