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Fluoro-edenite

Type Locality
Mt Calvario, Biancavilla, Etna Volcanic Complex, Catania Province, Sicily, Italy
Mineral Data
{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
Strunz: 
9.DE.15
Physical Properties
Crystal System: 
Monoclinic
Hardness: 
5.0 - 6.0
Tenacity: 
brittle
Synonyms
Synonyms: 
Fluoroedenite