gageite

noun

gage·​ite

ˈgāˌjīt

plural -s

: a mineral (Mn,Mg,Zn)₈Si₃O₁₄.2(or 3?)H₂O consisting of a hydrous silicate of manganese, magnesium, and zinc

Word History

Etymology

R. B. Gage, 20th century American collector of specimens in New Jersey + English -ite

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