AM_Fluoro-edenite_3 Formula: O24 (Si7.6 Al.4) Mg4.74 Fe.42 Ca1.4 Na1.32 Mn.06 K.1 Name: Fluoro-edenite Unit cell: 9.8272 17.9899 5.2756 90.0 104.596 90.0 , V=902.57 Space group: C12/M1 (12)

Andreozzi G B , Ballirano P , Gianfagna A , Mazziotti-Tagliani S , Pacella A , American Mineralogist , 94 (2009) p.1333-1340, Structural and spectroscopic characterization of a suite of fibrous amphiboles, with high environmental and health relevance from Biancaville (Sicily, Italy), Locality: Biancaville, Sicily, Italy, Sample Name: Sample 3