Gillespite Hazen R M, Finger L W American Mineralogist 68 (1983) 595-603 High-pressure and high-temperature crystallographic study of the gillespite I-II phase transition P = 1 bar Locality: Fresno Co, California, USA _database_code_amcsd 0000897 7.51605 7.51605 16.0759 90 90 90 *P4/ncc .25 -.25 0 atom x y z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Ba .25 .75 0 .00498 .00498 .00077 0 0 0 Fe .25 .25 .0919 .00240 .00240 .00138 0 0 0 Si .5196 .9354 .1549 .00259 .00262 .00096 -.00004 .00025 -.00025 O1 .4740 .9740 .25 .0144 .0144 .0017 -.0048 .0025 -.0025 O2 .7228 .9966 .1375 .0032 .0088 .0017 -.0005 0 .0007 O3 .3905 .0265 .0902 .0057 .0039 .0026 .0015 -.0020 -.0004