AM_Fluoro-edenite_2 Formula: O24 (Si7.6 Al.4) Mg4.35 Fe.73 Ca1.56 Na.94 Mn.04 K.09 Name: Fluoro-edenite Unit cell: 9.8112 18.0162 5.2774 90.0 104.624 90.0 , V=902.62 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 2