Citation: Hughes, J. M.; Fransolet, A. M.; Schreyer, W. (1993). The atomic arrangement of iron-bearing apatite. Neues Jahrbuch fur Mineralogie, Monatshefte, 1993, pp. 504-510.
Formula: Ca4.9 Cl0.15 F0.75 Fe0.099 H0.1 O12.1 P3
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ca12 Cl2 F2 Fe6 O28 P6 (Ca6 Cl F Fe3 O14 P3)
Multiplicity: 3