Owl - coll. P.P. ATHENA

MINERALOGY
mlevy
Mineral:FRIEDRICHBECKEITE
Formula:K([]0.5Na0.5)2(Mg0.8Mn0.1Fe0.1)2(Be0.6Mg0.4)3[Si12O30]
Crystal System:Hexagonal
Strunz Nr:8/E.22-20
Group:Milarite Group
References:Min. Pet. 96 (2009), 221
Type Locality:Bellerberg volcano, Ettringen, Eastern Eifel volcanic area, Rheinland-Pfalz, Germany
Comments:[] = vacancy

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