roselite

noun

ro·​se·​lite

ˈrōzəˌlīt

plural -s

: a mineral (CaCoMg)₃(AsO₄)₂.2H₂O consisting of a rose-red arsenate of calcium, cobalt, and manganese in small triclinic crystals

Word History

Etymology

Gustav Rose †1873 German mineralogist + English -lite

First Known Use

1824, in the meaning defined above

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