Foison Resources Sierra Leone Limited is focus mainly on mining Heavy Sand Mineral deposits in Sierra Leone.

Foison is found in Bonthe and Moyamba Districts, Sierra Leone

Heavy Mineral Sands are used as raw feedstocks in industrial processes and as products themselves. Zircon is used for control rods in nuclear reactors. Rutile is the primary source of Titanium for white paints. Ilmenite also a titanium oxide mineral is used to produce high performance metal parts such as artificial human body parts, aircraft engine parts, sporting equipment, synthetic rutile, pigments etc.