AM_Selenium_28 Formula: Se Name: Selenium Unit cell: 11.362 11.362 4.429 90.0 90.0 120.0 , V=495.16 Space group: R11-3 (1)

Miyamoto Y , Japanese Journal of Applied Physics , 19 (1980) p.1813-1819, Structure and phase transformation of rhombohedral selenium composed of Se6 molecules, Locality: synthetic