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dufrenoysite

noun
du·​fre·​noy·​site | \ ˌd(y)üfrəˈnȯiˌzīt\
plural -s

Definition of dufrenoysite

: a lead-gray mineral Pb2As2S5 consisting of a compound of lead arsenic sulfide occurring in orthorhombic crystals or massive

History and Etymology for dufrenoysite

French dufrénoysite, irregular from O.P.A. Petit-Dufrénoy + French -ite

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