Diopside
Oberti R, Caporuscio F A
American Mineralogist 76 (1991) 1141-1152
Crystal chemistry of clinopyroxenes from mantle eclogites: A study of the key
role of the M2 site population by means of crystal-structure refinement
sample SBB 34, Di62Jd24, diopside - jadeite join
_database_code_amcsd 0001365
9.662 8.841 5.253 90 106.78 90 C2/c
atom     x     y     z occ Biso
Mg1      0 .9056   .25 .65 0.63
Al1      0 .9056   .25 .22 0.63
Fe1      0 .9056   .25 .13 0.63
Ca2      0 .2973   .25 .61 0.96
Na2      0 .2973   .25 .25 0.96
Mg2      0 .2973   .25 .07 0.30
Fe2      0 .2973   .25 .07 0.30
Si   .2886 .0924 .2331     0.49
O1   .1148 .0844 .1395     0.86
O2   .3621 .2524 .3179     1.07
O3   .3517 .0160 .0017     0.79