nasonite

noun
na·​son·​ite | \ ˈnāsᵊnˌīt\
plural -s

Definition of nasonite

: a mineral Ca4Pb6Si6O21Cl2 consisting of lead calcium silicate with chloride and occurring as granular white masses

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History and Etymology for nasonite

Frank L. Nason †1928 American geologist + English -ite

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