Citation: Hughes J M; Cameron M; Crowley K D (1990). Crystal structures of natural ternary apatites: Solid solution in the Ca5(PO4)3X (X = F,OH,Cl) system. American Mineralogist, 75, pp. 295-304.
Formula: Ca5 Cl0.47 F0.29 H O12.24 P3
List type: interleaving
List: 1D
Basis: (0;0;1)
Dimensionality: 1
Formula: Cl4 F2 O2 (Cl2 F O)
Multiplicity: 1