kroehnkite

noun

kroehn·​kite

variants or kröhnkite

ˈkreŋˌkīt

plural -s

: a mineral Na₂Cu(SO₄)₂.2H₂O consisting of an azure-blue hydrous copper sodium sulfate that occurs massive

Word History

Etymology

modification of Spanish krönnkite, from B. Kröhnke, 19th century German mineralogist + Spanish -ite

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