weibullite

noun

wei·​bull·​ite

ˈwīˌbu̇ˌlīt

plural -s

: a mineral PbBi(S,Se) consisting of seleniferous sulfide of lead and bismuth and occurring usually in massive prismatic to fibrous aggregates

Word History

Etymology

Swedish weibullit, from Kristian Oskar M Weibull †1923 Swedish mineralogist + Swedish -it -ite

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