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ATHENA

MINERALOGY

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Mineral: GRAMACCIOLIITE-(Y)
Formula: (Pb,Sr)(Y,Mn)(Ti,Fe3+)18Fe3+2O38
Crystal System: Rhombohedral (Trigonal) pseudo Hexagonal
Group: Crichtonite group
IMA Number: 2001-034
References: EJM 16 (2004), 171; RMI 28/1 (2004), 16; EJM 22 (2010), 443
Type Locality: Sambuco, Cuneo, Valle Stura, Piemonte, Italy

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