Tin, zinc, lead concentrates with different grades.
Molybdenum ores, copper ores, copper sand, ferro & non ferro ores.
Manganese ore.
Copper ore, nickel ore, magnetized sand, iron ore.
Tantalite, niobium, copper ore, lead ore, manganese ore.
Sugar, direct with brazil refinery
zinc ore, copper ore, lead ore.
Copper ore, zinc ore, lead ore.Sourcing
Zinc ore: zinc oxide ores, different qualities: 10 20% zn, 20 30% zn, >30%zn.