AM_Germanium_3 Formula: Ge Name: Germanium Unit cell: 5.65745 5.65745 5.65745 90.0 90.0 90.0 , V=181.08 Space group: FD3M (227)

Smakula A , Kalnajs J , Physical Review , 99 (1955) p.1737-1743, Precision determination of lattice constants with a Geiger-counter, X-ray diffractometer, Locality: synthetic, Sample: at T = 25 C