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Olivenite: Cu2AsO4(OH)
Comments: Dark green crystals of olivenite on matrix. Location: Majuba Hill mine, Pershing County, Nevada, USA. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Olivenite: Cu2AsO4(OH) Arsenogoyazite: (Sr,Ca,Ba)Al3(AsO4,PO4)2(OH,F)5·(H2O)
Comments: White micro-botryoids of arsenogoyazite with light green acicular crystal sprays of olivenite and dark green malachite on brown limonite. Location: Centennial Eureka Mine, Juab County, Utah. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Olivenite: Cu2AsO4(OH) Alumopharmacosiderite: KAl4(AsO4)3(OH)4·6·5(H2O)
Comments: Minute white specks of alumopharmacosiderite, with tan olivenite and unknown orange material. Location: Gold Hill, Gold Hill District (Clifton District), Deep Creek Mts, Tooele Co., Utah, USA. Scale: Picture Size 2 mm. © Jeff Weissman / Photographic Guide to Mineral Species