Coltan available immediately Specifications EX African Port ready for delivery with international certification and LC payment Terms Tantalum Ta 38.73% / 32.32% Niobium Nb 21.30% Iron Fe 17.46% Tin Sn 8.54% Platinum Pt 2.45% Manganese Mn 2.74% Titanium Ti 1.30% Port of Loading Mombasa