Artificial intelligent assistant

ankerite

ankerite Min.
  (ˈæŋkəraɪt)
  [Named after Prof. Anker of Styria: see -ite.]
  A mineral closely allied to Dolomite, with the magnesia largely replaced by iron, with or without manganese.

1843 W. Humble Dict. Geol., Ankerite, Paratomous limestone..found in the mines of Styria. 1878 Lawrence Cotta's Rocks Class. 50 Ankerite is particularly rich in iron.

Oxford English Dictionary

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