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Antlerite: Cu3(SO4)(OH)4
Comments: Dark green crystals of antlerite on sandstone. Location: Ray mine, Ray, Pinal County, Arizona, USA. Scale: Size Not Given. © Lou Perloff / Photo Atlas of Minerals
Antlerite: Cu3(SO4)(OH)4 Metaschoepite: UO3·n(H2O)(n<2)
Comments: Yellow crystals of metaschoepite with green antlerite. Location: Pöhla-Tellerhäuser Gallery, Pöhla, Schwarzenberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 1.3 mm. © Thomas Witzke / Abraxas-Verlag