AM_Fluoronyboite_1 Formula: Ca.48 Na2.364 Mg2.42 Fe1.44 Al1.6 Ti.02 Si7.52 K.026 H.84 O22.84 F1.16 Name: Fluoronyboite Unit cell: 9.673 17.817 5.315 90.0 104.08 90.0 , V=888.49 Space group: C12/M1 (12)

Hawthorne F C , Oberti R , Sardone N , The Canadian Mineralogist , 34 (1996) p.577-593, Sodium at the A site in clinoamphiboles: the effects of composition, on patterns of order, Sample: A2 - DJ102 N.4