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ferberite

noun fer·ber·ite \ ˈfərbəˌrīt , ˈfer- \
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Definition of ferberite

plural -s
: a mineral FeWO4 consisting of a valuable ferrous tungstate occurring in black granular masses

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Origin and Etymology of ferberite

German ferberit, from Rudolph Ferber, 19th century German + German -it -ite

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