AM_KMg35Cu65F3 Formula: K (Cu.65 Mg.35) F3 Name: KMg.35Cu.65F3 Unit cell: 5.7746 5.7746 7.9245 90.0 90.0 90.0 , V=264.25 Space group: I4/MCM (140)

Burns P C , Hawthorne F C , Hofmeister A M , Moret S L , Physics and Chemistry of Minerals , 23 (1996) p.141-150, A structural phase-transition in K(Mg1-xCux)F3 perovskite, Sample: x = 0.650