hewettite

noun

hew·​ett·​ite

ˈhyüə̇ˌtīt

plural -s

: a mineral CaV₆O₁₆.9H₂O consisting of a hydrous calcium vanadate occurring in mahogany-red silky aggregates (specific gravity 2.5)

Word History

Etymology

D. Foster Hewett †1971 American geologist + English -ite

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