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ATHENA

MINERALOGY

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Mineral: FANTAPPIEITE
Name: Fantappièite
Formula: [Na82,5Ca33K16,5]Σ=132(Si99Al99O396)(SO4)33.6H2O
Crystal System: Rhombohedral (Trigonal)
Group: Feldspathoid group. Cancrinite group
IMA Number: 2008-006
References: AM 95 (2010), 472
Type Locality: In a pyroclastic deposit outcrop, Torre Stracciacappe, Trevignano community (Rome), Sabatini volcanic complex, Lazio (Latium), Italy

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