Owl - coll. P.P. ATHENA

MINERALOGY
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Mineral:BELLBERGITE
Formula:(K,Ba,Sr)2Sr2Ca2(Ca,Na)4[Al18Si18O72] · 30H2O
Crystal System:Hexagonal
Strunz Nr:8/J.26-95
Group:Zeolite Group
References:HB2/1 (1995); NM 90-94 (1997); EJM 10 (1998), 1037
Type Locality:Bellberg (Bellerberg), Mayen, Laacher See, Eifel, Rheinland-Pfalz, Germany

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