Tungsten Dubrovinsky L S, Saxena S K Physics and Chemistry of Minerals 24 (1997) 547-550 Thermal expansion of periclase (MgO) and tungsten (W) to melting temperatures Sample: T = 2774 K _database_code_amcsd 0008086 3.2116 3.2116 3.2116 90 90 90 Im3m atom x y z W 0 0 0