AM_Europium Formula: Eu Name: Europium Unit cell: 4.606 4.606 4.606 90.0 90.0 90.0 , V=97.72 Space group: IM3M (229)

Spedding F H , Daane A H , Herrmann K W , Acta Crystallographica , 9 (1956) p.559-563, The crystal structures and lattice parameters of high-purity scandium,, yttrium and the rare earth metals, Locality: synthetic, Note: sample 98-99% pure