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ATHENA

MINERALOGY

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Mineral: KIRCHERITE
Formula: Na5Ca2K(Al6Si6O24)(SO4)2.0,33H2O
Crystal System: Rhombohedral (Trigonal) pseudo Hexagonal
Group: Feldspathoid group. Cancrinite group
IMA Number: 2009-084
References: AM 97 (2012), 1494
Type Locality: Valle Biachella, Sacrofano, Roma (Rome), Lazio (Latium) Italy

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