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ATHENA

MINERALOGY

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Mineral: FERROCHIAVENNITE
Formula: Ca1–2FeSi5Be2O13(OH)2.2H2O
Crystal System: Monoclinic pseudo Hexagonal
Group: Zeolite group
IMA Number: 2012-039
References: CM 51 (2013), 285
Type Locality: Blåfjell (Blafjell), Langangen, Telemark, Norway and the AS Granit larvikite quarry, Tvedalen, Vestfold Norway

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