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iridite

iridite Chem.
  (ˈaɪərɪdaɪt)
  [f. irid-ium + -ite.]
  A salt of iridious acid.

1873 Watts Fownes' Chem. (ed. 11) 435 It unites with bases, forming salts which may be called iridites.

Oxford English Dictionary

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