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Patronite: VS4 Stanleyite: (V++++O)SO4·6(H2O)
Comments: Blue crystalline stanleyite on dark patronite. Location: Minas Ragra, Junin, Peru. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Patronite: VS4 Minasragrite: VO(SO4)·5(H2O)
Comments: Blue coatings of minasragrite on patronite. Location: Minas Ragra, near Cerro de Pasco, Junin, Peru. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Patronite: VS4
Comments: Dark brownish black fine grained massive patronite. Location: Minas Ragra, near Cerro de Pasco, Junin, Peru. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species