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ATHENA

MINERALOGY

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Mineral: EPISTOLITE
Formula: Na4Ti4+4(Si2O7)2O2(OH,F)2.4H2O
Crystal System: Anorthic (Triclinic)
Group: Seidozerite supergroup. Lamprophyllite group
IMA Number: 1997 s.p.
References: NJMA (1986), 289; HB2/1 (1995); CM 36 (1998), 1311; CM 42 (2004), 797
Type Locality: Narsarsuk, Julianehaab distr., Greenland

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