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Schoonerite: Fe++2ZnMnFe+++(PO4)3(OH)2·9(H2O) Ernstite: (Mn++1-xFe+++x)Al(PO4)(OH)2-xOx
Comments: 1 mm honey brown, acicular, radial sprays of ernstite with light green fibrous schoonerite and apatite in siderite. Location: White Cap mine, Pennington County., South Dakota. Scale: Picture size 3 mm. © Tom Loomis / Dakota Matrix
Schoonerite: Fe++2ZnMnFe+++(PO4)3(OH)2·9(H2O)
Comments: Dark crystals of schoonerite on matrix. Location: Hagendorf, Bavaria, Germany. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals