Ba2CoSi2O7 El Bali B, Zavalij P Y Acta Crystallographica E59 (2003) i59-i61 Tetragonal form of barium cobalt disilicate, Ba2CoSi2O7 _database_code_amcsd 0010406 8.1709 8.1709 5.3374 90 90 90 P-42_1m atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ba .33427 .16573 .00875 .01252 .01256 .01256 .0124 .00251 .00097 -.00097 Co 0 0 .5 .0087 .0068 .0068 .0126 0 0 0 Si .63650 .13650 .5426 .0060 .0060 .0060 .0060 -.0012 .0006 .0006 O1 .5 0 .6421 .0090 .013 .013 .001 -.006 0 0 O2 .8056 .0780 .6806 .0094 .006 .011 .011 .0016 .0021 -.0017 O3 .6393 .1393 .2445 .0130 .017 .017 .006 -.006 .0017 .0017