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bn:00020792n
Noun Concept
Categories: Politics of mining in Africa, All articles lacking reliable references, Mining in the Democratic Republic of the Congo, Unfree labour, Tantalum minerals
EN
columbite-tantalite  coltan  Col-tan  Col tan  Columbium-tantalum
EN
A valuable black mineral combining niobite and tantalite; used in cell phones and computer chips WordNet 3.0
Definitions
Relations
Sources
EN
A valuable black mineral combining niobite and tantalite; used in cell phones and computer chips WordNet 3.0 & Open English WordNet
Coltan is a dull black metallic ore from which the elements niobium and tantalum are extracted. Wikipedia
Solid solution of columbite and tantalite one in another; a tantalum/niobium ore Wikidata
IS A
mineral
ore
DESCRIBED BY SOURCE
Armenian Soviet Encyclopedia
MATERIAL USED
tantalite-
tantalite-
columbite-
columbite-
WordNet 3.0 & Open English WordNet
EN
columbite-tantalite, coltan
Wikipedia
EN
coltan
Wikidata
EN
coltan
Wikipedia Redirections
EN
Col-tan, Col tan, columbite-tantalite, Columbium-tantalum, Environmental impacts of coltan mining

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