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 37, Di71Jd20, diopside - jadeite join
_database_code_amcsd 0001364
9.678 8.853 5.255 90 106.52 90 C2/c
atom     x     y      z occ Biso
Mg1      0 .9060    .25 .74 0.58
Al1      0 .9060    .25 .17 0.58
Fe1      0 .9060    .25 .08 0.58
Ti1      0 .9060    .25 .01 0.58
Ca2      0 .3003    .25 .71 0.85
Na2      0 .3003    .25 .20 0.85
Mg2      0 .3003    .25 .09 0.58
Si   .2879 .0927  .2312 .99 0.50
Al   .2879 .0927  .2312 .01 0.50
O1   .1146 .0848  .1388     0.80
O2   .3616 .2523  .3175     0.98
O3   .3515 .0163 -.0007     0.74