AM_Pertlikite
Formula: S12 Fe4.47 Mg3.53 Al K2 O66.252 H84
Name: Pertlikite
Unit cell: 19.208 19.208 27.2158 90.0 90.0 90.0 , V=10041.19
Space group: I41/ACD (142)

Ertl A , Dyar M D , Hughes J M , Brandstatter F , Gunter M E , Prem M , Peterson R C , The Canadian Mineralogist , 46 (2008) p.661-669, Pertlikite, a new tetragonal Mg-rich member of the voltaite group from Madeni Zakh, Iran, Locality: Madeni Zakh, Iran