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coronadite

noun
cor·​o·​na·​dite | \ ˌkȯrəˈnäˌdīt\
plural -s

Definition of coronadite

: a lead and manganese oxide MnPbMn6O14 that is an important constituent of manganese ore, occurs in black massive form with fibrous structure and is isostructural with hollandite

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History and Etymology for coronadite

Francisco Vásquez Coronado †1554 Spanish explorer + English -ite; from its occurrence in the Coronado vein, Greenlee county, southeast Arizona

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