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roesslerite

noun roess·ler·ite \ ˈresləˌrīt , ˈrə(r)s- \

Definition of roesslerite

plural -s
:a mineral MgH(AsO4)·7H2O consisting of a hydrous acid arsenate of magnesium

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Origin and Etymology of roesslerite

German rösslerit, from Karl Rössler, 19th century resident of Hanau, Germany + German -it -ite

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