wardite

noun

ward·​ite

ˈwȯrˌdīt

plural -s

: a mineral Na₄CaAl₁₂(PO₄)₈(OH)₁₈.6H₂O consisting of a hydrous basic sodium, calcium, and aluminum phosphate and occurring in green concretionary masses (hardness 5, specific gravity 2.8)

Word History

Etymology

Henry A. Ward †1906 American naturalist + English -ite

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