coronadite

noun cor·o·na·dite \ ˌkȯrəˈnäˌdīt \

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

There's more!

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

More than 250,000 words that aren't in our free dictionary
Expanded definitions, etymologies, and usage notes
Advanced search features
Ad free!

Origin and Etymology of coronadite

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

Seen and Heard

What made you want to look up coronadite? Please tell us where you read or heard it (including the quote, if possible).

show

WORD OF THE DAY

volatile

play

subject to rapid or unexpected change

Words at Play

Ask the Editors

Word Games