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ATHENA

MINERALOGY

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Mineral: DACHIARDITE-Na
Formula: (Na,K,Ca0,5)4-5[Al4-5Si20-19O48].12-13H2O
Crystal System: Monoclinic
Group: Zeolite group. Dachiardite series
IMA Number: 1997 s.p.
References: HB2/2 (1995)); EJM 10 (1998), 1037)
Type Locality: Alpe di Siusi (Seiser Alpe), Italy

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