Gillespite Knight K S, Marshall W G, Henderson C M B, Chamberlain A A European Journal of Mineralogy 25 (2013) 909-917 Equation of state and a high-pressure structural phase transition in the gillespite-structured phase Ba0.5Sr0.5CuSi4O10 Note: P = 4.77 GPa Locality: synthetic _database_code_amcsd 0020152 7.2623 7.2623 15.252 90 90 90 *P42_12 .25 -.25 0 atom x y z occ Ba .25 .75 .0002 .5 Sr .25 .75 .0002 .5 Cua .25 .25 .0733 Cub .25 .25 .5820 Sia .5177 .9244 .1519 Sib .9461 .5134 .6485 O1a .5055 .9338 .2579 .5 O1b .9377 .5097 .7556 .5 O2a .7137 .0010 .1204 O2b .0015 .7268 .6384 O3a .3538 .0413 .1096 O3b .0404 .3930 .5714