chalcoalumite

noun

chal·​co·​al·​u·​mite

¦kal(ˌ)kō-

plural -s

: a turquoise-green to pale blue mineral CuAl₄(SO₄)(OH)₁₂.3H₂O consisting of a hydrous basic sulfate of copper and aluminum

Word History

Etymology

chalc- + alumite

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