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ATHENA

MINERALOGY

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Mineral: HOGTUVAITE
Name: Høgtuvaite
Formula: (Ca,Na)2(Fe2+,Fe3+,Ti,Mg,Sn,Mn)6(Si,Be,Al)6O20
Crystal System: Anorthic (Triclinic)
Group: Sapphirine supergroup. Rhönite group
IMA Number: 1990-051
References: NM 90-94 (1997); HB2/1 (1995); EJM 11 (1999), 743
Type Locality: Høgtuva (Hogtuva), Rana, Nodland, Norway

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