AM_K2Mn2(BeF4)3
Formula: K2 Mn2 Be3 F12
Name: K2Mn2(BeF4)3
Unit cell: 10.075 10.075 10.075 90.0 90.0 90.0 , V=1022.67
Space group: P213 (198)

Guelylah A , Breczewski T , Madariaga G , Acta Crystallographica, Section C , 52 (1996) p.2951-2954, A new langbeinite: dipotassium dimanganese tetrafluoroberyllate, Locality: synthetic, Note: anisoU s from ICSD