AM_KMg6Cu4F3
Formula: K (Cu.4 Mg.6) F3
Name: KMg.6Cu.4F3
Unit cell: 4.0068 4.0068 4.0068 90.0 90.0 90.0 , V=64.33
Space group: PM3M (221)

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 = 0.400