Owl - coll. P.P. ATHENA

MINERALOGY
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Mineral:ERIONITE-K
Formula:(K,Na,Ca0.5)10[Al10Si26O72] · 30H2O
Crystal System:Hexagonal
Strunz Nr:8/J.26-92
Group:Zeolite Group Erionite series
References:HB2/1 (1995); AM 83 (1998), 577; EJM 10 (1998), 1037
Type Locality:Rome, Oregon
Comments:Erionite series

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