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Winstanleyite: TiTe++++3O8 Jarosite: KFe+++3(SO4)2(OH)6
Comments: Small, yellow octahedral crystal of winstanleyite on brownish red jarosite. Location: Tombstone, Tombstone District, Cochise Co., Arizona, USA. Scale: Picture size 0.9 mm. © Thomas Witzke / Abraxas-Verlag