DICT.TW Dictionary Taiwan

 tan·ta·lite /ˈtæntḷˌaɪt/
 鉭鐵礦; 鉭鐵礦

 Tan·ta·lite n.  Min. A heavy mineral of an iron-black color and submetallic luster.  It is essentially a tantalate of iron.
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 tantalite
      n : a mineral consisting of tantalum oxide of iron and manganese
          that occurs with niobite or in coarse granite; an ore of
          tantalum