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colusite

noun co·lu·site \ kəˈlüˌsīt \
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Definition of colusite

plural -s
: a mineral consisting of a sulfide of copper and arsenic, tin, vanadium, iron, tellurium Cu3(As,Sn,V,Fe,Te)S4 occurring in tetrahedral crystals of bronze color

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Origin and Etymology of colusite

Colusa, mining claim near Butte, Montana + English -ite

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