Diopside
Raudsepp M, Hawthorne F C, Turnock A C
American Mineralogist 75 (1990) 1274-1281
Crystal chemistry of synthetic pyroxenes on the join CaNiSi2O6-CaMgSi2O6
(diopside): A Rietveld refinement study
sample Ni100, CaNiSi2O6
_database_code_amcsd 0001333
9.7359 8.8932 5.2284 90 105.830 90 C2/c
atom     x     y     z Biso
Ni1      0 .9087   .25 0.37
Ca2      0 .2983   .25 .635
Si   .2866 .0924 .2252 .349
O1   .1157 .0849 .1403 0.51
O2   .3578 .2540 .3230 0.65
O3   .3503 .0203 .9921 0.56