AM_Schreyerite Formula: V2.254 Cr.158 Fe.036 Ti2.535 O9 Name: Schreyerite Unit cell: 17.102 5.0253 7.0579 90.0 106.636 90.0 , V=581.19 Space group: C12/C1 (15)

Dobelin N , Reznitsky L Z , Sklyarov E V , Armbruster T , Medenbach O , American Mineralogist , 91 (2006) p.196-202, Schreyerite, V2Ti3O9: New occurrence and crystal structure, Locality: Sludyanka complex at the southern shore of Lake Baikal, Russia