robinsonite
noun
rob·in·son·ite
\ˈräbə̇nsəˌnīt also probably by n-dissimilation ÷-bəs-\
Definition of robinsonite
-s
: a mineral Pb7Sb12S25 consisting of a sulfide of lead and antimony that is found in Pershing county, Nevada
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Origin and Etymology of robinsonite
Stephen C. Robinson, born 1911 Canadian geologist + English -ite
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