AM_Apatite-(CaF)_10 Formula: Ca4.331 Na.257 Nd.409 (P2.841 Si.159) O12 F Name: Apatite-(CaF) Unit cell: 9.3979 9.3979 6.8997 90.0 90.0 120.0 , V=527.74 Space group: P63/M (176)

Fleet M E , Pan Y , American Mineralogist , 80 (1995) p.329-335, Site preference of rare earth elements in fluorapatite, Sample: Nd-FAp