AM_Hydroxylapatite_5
Formula: Ca5 P3 O13 H2
Name: Hydroxylapatite
Unit cell: 9.4232 9.4232 6.8833 90.0 90.0 120.0 , V=529.33
Space group: P63/M (176)

Wilson R M , Elliot J C , Dowker S E P , American Mineralogist , 84 (1999) p.1406-1414, Rietveld refinement of the crystallographic structure of human dental, enamel apatites, Sample: Prep.63b, synthetic