AM_Arrojadite-(KNa)
Formula: K.83 Na5.01 Ca.91 Sr.01 Fe9.18 Mn1.02 Mg2.8 Al P12 O50 F.03 H2.97
Name: Arrojadite-(KNa)
Unit cell: 16.552 10.0529 24.6477 90.0 106.509 90.0 , V=3932.19
Space group: C1C1 (9)

Camara F , Oberti R , Chopin C , Medenbach O , American Mineralogist , 91 (2006) p.1249-1259, The arrojadite enigma: I. A new formula and, a new model for the arrojadite structure, Sample: Rapid Creek, Yukon, Canada