crandallite

noun

cran·​dall·​ite

ˈkrandəlˌīt

plural -s

: a mineral consisting of hydrous calcium-aluminum phosphate CaAl₃(PO₄)₂(OH)₅H₂0 occurring in white to grayish fine-fibrous masses

Word History

Etymology

M. L. Crandall, 20th century American mining engineer + English -ite

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