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Metaheinrichite: Ba(UO2)2(AsO4)2·8(H2O)
Comments: Siliceous jasperoid with a black crust of uraninite (?) and bright canary yellow crystals of metaheinrichite crystals to 2.5mm across. Location: White King Mine, Lakeview, Oregon, USA. Scale: Picture size 2 cm. © John Veevaert
Comments: Very pale greenish crystals of metaheinrichite on matrix. Location: Schmiedestollenhalde mine, Wittichen, Schenkenzell, Schwartzwald (Black Forest), Baden-Württemberg, Germany. Scale: Picture size 0.5 cm. © Paul M. Schumacher