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Denningite: (Mn,Zn)Te2O5 Tellurite: TeO2
Comments: Vitreous colorless to very pale yellowish elongated crystals denningite with yellow tellurite. Location: Bambolla Mine, Moctezuma, Mun. de Moctezuma, Sonora, Mexico. Scale: Picture size 5 mm. © Thomas Witzke / Abraxas-Verlag