We can make supplies on solid minerals in case you are interest or can assist in getting buyers for us. Available solid minerals are as follows: - A)tantalite 30-40%;60-70% per month B)zinc ore C)lead ore D)wolfrumite E)bismuth (silver type) F) zircon sand G) zinc ore H) tin columbite- Terms of payment: Confirmed and irrevocable L/c, FOB  Hope to hear from you soon.