Metals, minerals, and gemstones.Transportation and shipping
Cobalt concentrate, copper cathodes, coltan ore, zinc ore, tin ore.
Copper ore, tantalite, cassiterite ore and coffee beans.
Copper ore, silica, coltan, columbite tantalite, ilmenite titanium.
Tin, coltan ore, manganese, beryllium.
Copper ore, copper cathodes, cobalt, coltan, iron ore.Shipping, export
Manganese ores, cassiterite, tantalite, niobium.Shipping
Coal, copper, barite, coltan.
Cobalt, copper and coltan.Trading
Tantalite/coltan, copper ore/cathodes, iron ore.
Tantalite, niobium, copper concentrate, cassiterite.
Iron ore, magnetite, coltan, ferro titanium sand.
Cobalt, coltan, copper ore.
Zircon Sand, Lithium, Iron Ore, Tantalite, Mica..
Minerals, including lithium, coltan, cobalt, and cassiterite.Export
Mining products, tantalite ore, niobite ore.
Tantalite, colombite ore, aquamarine, amethyst, tourmaline, sapphire, zircon, topaz, rubellite and garnet.
Coltan, barite, other ores and organic fertilizers.
Manganese, copper, iron and coltan ore, pig iron.
Hot washed pet flakes, chrome ore, beryl ore, tantalite ore.