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ATHENA

MINERALOGY

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Mineral: FOUGERITE
Name: Fougèrite
Formula: Fe2+4Fe3+2(OH)12[CO3].3H2O
Crystal System: Rhombohedral (Trigonal)
Group: Hydrotalcite supergroup. Fougèrite group
IMA Number: 2003-057
References: Clays Clay Min. 55 (2007), 323; MM 76/5 (2012), 1289
Type Locality: Forêt de Fougères, Ille-et-vilaine, Bretagne (Brittany), France

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