Cinnabar Buckley H, Vernon W Mineralogical Magazine 20 (1925) 382-392 The cyrstal-structures of the sulphides of mercury. _cod_database_code 1011369 _database_code_amcsd 0018203 4.16 4.16 9.54 90 90 120 P3_121 atom x y z Hg1 1/3 0 1/3 S1 .21 0 .8333