Edgarbaileyite Angel R J, Cressey G, Criddle A J American Mineralogist 75 (1990) 1192-1196 Edgarbaileyite, Hg6Si2O7: The crystal structure of the first mercury silicate _database_code_amcsd 0001331 11.755 7.678 5.991 90 111.73 90 C2/m atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Hg1 .1140 0 .0490 1.56 0.0015 0.0102 0.0128 0 0.0019 0 Hg2 .1155 .2423 .5789 1.42 0.0016 0.0072 0.0135 0.0002 0.0011 0.0010 Si .6491 0 .105 1.2 O1 .303 0 .113 1.8 O2 .311 .168 .728 1.7 O3 .5 0 0 0.1