Coltan and tantalum.Import & export
Coltan.
Tantalite, columbite, fluorspar.
Lepidolite , tin, tantalite , spodmen , lead , .
Pine logs spruce logs, ash logs and coltan.
Coltan, rough uncut stones, 24.
Coltan, soybean, sugar, pork large quantities .
Coltan, emeralds and copper.
Lithium stone, ore, tantalite, cobalt, tin, bauxite, iron ore, and columbite.
Tantalite, colombite ore, aquamarine, amethyst, tourmaline, sapphire, zircon, topaz, rubellite and garnet.
Coltan, copper and cobalt mining, agriculture.Facilitator agent
Coal, iron, tantalum, coltan, palladium..
Tantalite ores, tin ores, wolframite ores.
Lithium ore, zinc ore, and lead sulphide, galena, amethyst, tantalite, tin.
Coltan, and other minerals products, agriculture, and African art and craft products.
Gemstones , amethyst , quartz,cobalt , lithium , coltan, black tourmaline etc.
Lithium, copper, coltan, zinc, lead, rough emeralds.
Rosewood and paduck, used tires, coltan.
Coltan, computers, laptops, used clothes, used shoes, fertilizers, solar energy equipments.
Coltan, tin, copper, cobalt, tungsten, hard wood, coffee.
