AM_Stenonite
Formula: Sr2 Al C F5 O3
Name: Stenonite
Unit cell: 5.45 8.704 13.15 90.0 98.72 90.0 , V=616.58
Space group: P121/N1 (14)

Hawthorne F C , The Canadian Mineralogist , 22 (1984) p.245-251, The crystal structure of stenonite and the classification of the, aluminofluoride minerals