Qusongite Leciejewicz J Acta Crystallographica 14 (1961) 200-200 A note on the structure of tungsten carbide _database_code_amcsd 0009247 2.9065 2.9065 2.8366 90 90 120 P-6m2 atom x y z Biso W 0 0 0 1.11 C 2/3 1/3 .5 1.11