iridosmine

noun

ir·id·os·mine | \ ˌir-ə-ˈdäz-ˌmēn

\

Definition of iridosmine

: a mineral that is a native iridium osmium alloy usually containing some rhodium and platinum

History and Etymology for iridosmine

borrowed from German Iridosmin, from Iridium iridium + Osmium osmium + -in -ine entry 2

Note: Named by the German mineralogist August Breithaupt (1791-1873) in "Mineralogische Untersuchung des russischen Platinsandes," Annalen der Physik, Band 84 (1826), pp. 500-05.

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The first known use of iridosmine was in 1827

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