plural -s
: a mineral consisting of a hydrous aluminum phosphate containing lead and copper and occurring in yellow to brown stalactitic masses (specific gravity 2.2)

Word History


French rosiérésite, from Rosières, copper mine near Carmaux, southern France + French -ite

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Dictionary Entries Near rosieresite

Cite this Entry

“Rosieresite.” Dictionary, Merriam-Webster, Accessed 15 Jun. 2024.

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