AM_Potassium_1 Formula: K Name: Potassium Unit cell: 5.236 5.236 5.236 90.0 90.0 90.0 , V=143.55 Space group: IM3M (229)

Barrett C S , Acta Crystallographica , 9 (1956) p.671-677, X-ray study of the alkali metals at low temperatures, Locality: synthetic, Sample: at T = 66 K