Coltan is brief for columbite-tantalite, a stupid steel ore. When refined, coltan turns into a warmth resistant powder, steel tantalum, which has specific homes for storing electric charge.

Coltan is used often for the manufacturing of tantalum capacitors, used in lots of digital devices. Coltan is essential within side the manufacturing of cell telephones; tantalum capacitors are utilized in nearly each type of digital device.

Coltan takes place in granitic pegmatites, wallet in which the deep seated molten rock crystallized last. Pegmatites incorporate many uncommon metals, in addition to large crystals of a few not unusualplace minerals.