AM_Selenium_12 Formula: Se Name: Selenium Unit cell: 15.018 14.713 8.789 90.0 93.61 90.0 , V=1938.16 Space group: P121/C1 (14)

Foss O , Janickis V , Dalton Transactions , 1980 (1980) p.624-627, Crystal structure of gamma-monoclinic selenium, Locality: synthetic, Note: structure known as gamma phase, Note: gamma-monoclinic selenium is allotrope of cyclo-octaselenium