AM_Fluorstrophite
Formula: Sr3 Ca2 P3 O12 F
Name: Fluorstrophite
Unit cell: 9.63 9.63 7.22 90.0 90.0 120.0 , V=579.86
Space group: P63 (173)

Klevtsova R F , Journal of Structural Chemistry , 5 (1964) p.318-320, The crystal structure of strontium-apatite