Ferrosilite Sueno S, Cameron M, Prewitt C T American Mineralogist 61 (1976) 38-53 Orthoferrosilite: High-temperature crystal chemistry T = 600 deg C _database_code_amcsd 0000489 18.527 9.145 5.2756 90 90 90 Pbca atom x y z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Fe1 .37517 .65204 .8869 .00102 .00501 .01093 .00009 -.00052 .00033 Fe2 .37714 .48760 .3805 .00138 .00709 .01562 -.00022 -.00153 .00066 Si1 .27247 .3376 .0598 .00067 .00423 .00843 -.00026 -.00001 -.00052 Si2 .47411 .3350 .7827 .00064 .00425 .00868 .00018 -.00030 -.00041 O1A .1854 .3393 .0532 .00067 .00557 .01413 -.00015 .00005 -.00016 O2A .3112 .4932 .0756 .00172 .00479 .01616 -.00081 -.00026 .00024 O3A .3014 .2434 .8192 .00080 .00876 .01239 .00000 -.00030 -.00642 O1B .5613 .3379 .7812 .00084 .00734 .01387 -.00062 -.00031 .00061 O2B .4340 .4825 .7011 .00147 .00478 .01566 .00096 -.00066 .00118 O3B .4487 .2100 .5719 .00117 .00662 .01291 -.00055 .00088 -.00257