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ATHENA

MINERALOGY

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Mineral:HELLANDITE-(Ce)
Formula:(Ca3REE)4Ce2Al[]2[Si4B4O22](OH)2
Crystal System:Monoclinic
Strunz Nr:8/F.36-15
Group:Hellandite group
References:L 11(1999), 27; AM 84 (1999), 913; AM 87 (2002), 745
Type Locality:Campo Padella, Capranica, Vico, Lazio (Latium), Italy
Comments:[] = vacancy

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