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ATHENA

MINERALOGY

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Mineral:TOUNKITE
Formula:(Na,Ca,K)8Al6Si6O24(SO4)2Cl · H2O
Crystal System:Hexagonal
Strunz Nr:8/J.09-55
Group:Cancrinite-Sodalite group Other species
References:ZVMO 121/2 (1992), 92; HB2/2 (1995); NM 90-94 (1997)
Type Locality:Malaya-Bystraya and Tultuy lazurite deposits, Tunka Valley, Baikal region, Russia

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