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Semseyite

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What does semseyite mean?

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SEMSEYITE Lead Antimony Sulfide 🔊

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SEMSEYITE 3D HEJRA ROMANIA campo 6 mm enhanced

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SEMSEYITE 3D HERJA Mine CHIUZBAIA BAIA MARE ROMANIA campo 6 mm enhanced

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Collecting the World: Inside the Smithsonian

Semseyite is a rarely occurring sulfosalt mineral and is part of the class of lead antimony sulfides. It crystallizes in the monoclinic system with the chemical composition Pb9Sb8S21. The mineral forms dark gray to black aggregates.
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