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ATHENA

MINERALOGY

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Mineral:MONTMORILLONITE
Formula:(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2 · nH2O
Crystal System:Monoclinic
Strunz Nr:8/H.19-20
Group:Smectite group
References:HB2/2 (1995)
Type Locality:Montmorillon, Vienne, France

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