What does taconite mean?

taconite in AZ Dictionary

(n) multiple chert containing magnetite and hematite, mined as an iron ore.
(n) a low-grade flint-like iron ore containing 20-30percent metal
(n) In petrography, a name proposed by H. V. Winchell (1896) for cherty or jaspery rock, in places calcareous or quartzitic, associated with the hematites of this Masaba number, Minnesota.

Related Sources

  • Sentence for "taconite"
  • Hypernym for "taconite"
    • iron ore, chert
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