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Eyselite: Fe+++Ge++++3O7(OH)
Comments: Pale yellowish brown crystalline aggregate of eyselite in a vug on sulfide ore. (CanMin 42:1773). Location: Ge-bearing ore samples from Tsumeb mine, Tsumeb, Namibia. Scale: See Scale Bar. © Canadian Mineralogist
Comments: SEM photomicrograph of platy/tabular crystals of eyselite. (CanMin 42:1773). Location: Ge-bearing ore samples from Tsumeb mine, Tsumeb, Namibia. Scale: See Scale Bar. © Canadian Mineralogist