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Blatterite, Katoptrite


Blatterite : (Mn2+,Mg)2(Mn3+,Sb3+,Fe3+)[O2|BO3], Katoptrite : (Mn2+,Mg)13(Al,Fe3+)4Sb5+2[O10|SiO4]2

Photo Copyright © Kjell Gatedal Filipstad Sweden  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Nordmark, Filipstad, Värmland, Sweden
Crystals of blatterite(rhombic) in manganosite. Katoptrite crystal on the right showing paralell pits. Roughly polished section, refl. light, open nicols, size picture 1.2mm.
Collection Bergsskolan, Filipstad. Photo Kjell Gatedal

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