boussingaultite

noun

bous·​sin·​gaul·​tite

-lˌtīt

plural -s

: a mineral (NH₄)₂Mg(SO₄)₂.6H₂O consisting of a crystallized magnesium ammonium sulfate first found in boric-acid fumaroles of Tuscany, Italy

Word History

Etymology

French, from J.B.J.D.Boussingault + French -ite

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