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Barrandite, Beraunite


Barrandite : (Fe,Al)PO4·2H2O, Beraunite : Fe2+Fe3+5[(OH)5|(PO4)4] · 4H2O

Photo Copyright © Christopher O'Neill  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Beroun (Beraun), Central Bohemia Region, Bohemia (Böhmen; Boehmen), Czech Republic
Barrandite – deep violet crystals with the largest to about 5mm within a vuggy approx 7 x 3 x 3 cm quartz matrix and associated with a radial dark green mineral which may be beraunite and a massive black mineral.

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