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| Wurtzite |
This sample comes to us from Negley, Ohio. The wurtzite is the dark substance in the upper center.
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| Wurtzite |
Wikipedia says, "Wurtzite is a zinc iron Sulfide mineral. (Zn,Fe)S. It occurs in hydrothermal deposites associated with, sphalerite, pyrite, chalcopyrite, barite and marcasite.
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| Wurtzite |
It was named for French chemist Charles-Adolphe Wurtz. It was first described in 1861 for an occurrence in the San José Mine, Oruro City, Cercado Province, Oruro Department, Bolivia, The type locality.
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