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coronadite

noun cor·o·na·dite \ ˌkȯrəˈnäˌdīt \
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Definition of coronadite

plural -s
: 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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Origin and Etymology of coronadite

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

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