Explore: Coltan

Coltan (short for columbite–tantalites and known industrially as tantalite) is a dull black metallic ore from which the elements niobium and tantalum are

Coltan is the colloquial name for the mineral columbite-tantalum ("col-tan"). In the early 21st century coltan mining is associated with human rights violations

similar niobium, mainly in the mineral groups tantalite, columbite, and coltan. The chemical inertness and very high melting point of tantalum make it

Rubaya mines, also known as the Bibatama Mining Concession, is a series of coltan mining sites near the town of Rubaya in Masisi Territory, North Kivu, Democratic

and the two are often grouped together as a semi-singular mineral called coltan or "columbite-tantalite" in many mineral guides. However, tantalite has

interests. Most of Nova Dies non-financial operations concern imports of coltan and other minerals through the sea route from Dar es Salaam (Tanzania)-Port

l'exploitation d'une grande partie du coltan du Nord-Kivu" [DRC: M23 already controls the exploitation of a large part of coltan in North Kivu]. Radio France Internationale

together as a semi-singular mineral series called columbite-tantalite or coltan in many mineral guides. However, tantalite has a much greater specific gravity

ecology, similar to Fairphone. Instead of tantalum capacitors made from coltan, ceramic capacitors are used for their manufacturing. So far, eleven model

resources, particularly coltan, became a lucrative enterprise for the Rwandan-backed rebel group RCD-Goma. Although a decline in coltan prices led to a reduction