Coltan

ahd-5
  • noun. undefined
    • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. A metallic ore from which is extracted the elements niobium and tantalum
    • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • noun. a valuable black mineral combining niobite and tantalite; used in cell phones and computer chips
    • Word Usage
    "The massive demand for coltan is credited with fueling the Second Congo War of 1998-2002."
    Hypernym
    Words that are more generic or abstract
    mineral  
    Synonym
    Words with the same meaning
    columbite-tantalite  
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