The Nobles of Global Trade
Coltan is short for columbite-tantalite, a dull metallic ore. When refined, coltan becomes a heat resistant powder, metallic tantalum, which has unique properties for storing electrical charge.
Coltan is used in many electronics today including cell phones, laptops, capacitors, acouistic speakers, aerospace technology, and other electronics as well.
Capacity: 100 metric tons monthly.