Coltsn Supplier From Kumcheon-Gu from Cameroon

(coltan) which resource from mining site as following. 1. Product name : tantalite (coltan) 2. Product specification 1) Ta2o5 : 35.1% 2) Nb2O5 : 34.9% 3) Fe2o3 : 15.5% 4) MnO : 9.63% 5) TiO2 : 1.98% 6) Compton : 32% 7) Particle size : 5mm under 3. Country of origin : Korea 4. loading port : Incheon port Korea 5. Sample: Available.