1 trigonite | Definition of trigonite

trigonite

noun
trigo·​nite | \ ˈtrÄ«gəˌnÄ«t, ˈtrig-\
plural -s

Definition of trigonite

: a mineral MnPb3H(AsO3)3 consisting of an acid lead manganese arsenite and occurring in yellow to brown triangular wedge-shaped crystals (hardness 2–3)

History and Etymology for trigonite

German trigonit, from trigon- + -it -ite

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