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ATHENA

MINERALOGY

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Mineral: SEMENOVITE-(Ce)
Formula: (Ca,Ce,La,Na)10-12(Fe2+,Mn)(Si,Be)20(O,OH,F)48
Crystal System: Orthorhombic
IMA Number: 1971-036
References: Lithos 5 (1972), 163; HB2/2 (1995)
Type Locality: Taseq slope, Ilímaussaq alkaline complex, Greenland

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