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ATHENA

MINERALOGY

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Mineral: RHONITE
Name: Rhönite
Formula: Ca2(Mg,Fe2+)4Fe3+Ti4+Si3Al3O20
Crystal System: Anorthic (Triclinic)
Group: Sapphirine supergroup. Rhönite group
IMA Number: 2007 s.p.
References: Aufschluss 40 (1990), 391; EJM 2 (1990), 203; HB2/2 (1995); EJM 11 (1999), 743
Type Locality: Rhön Mts, Hessen, Germany

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