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ATHENA

MINERALOGY

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Mineral: YTTROMICROLITE
Formula: (Ca,Y3+,U,Na)2-x(Ta,Nb,Ti,Fe3+)2O7
Crystal System: Cubic
Group: Pyrochlore supergroup. Microlite group
References: AM 64 (1979), 890; AM 67 (1982), 156
Type Locality: Karavet (Kåravet), Falun, Sweden ?
Comments: Discredited

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