Diopside
Salviulo G, Princivalle F, Demarchi G, Fabro C
Physics and Chemistry of Minerals 19 (1992) 213-219
Effects of Ca-Mg substitution in C2/c pyroxene structure on
natural clinopyroxenes from spinel peridotite nodules (Pico Cabugi, Brazil)
Sample: PC133
Locality: sample from Pico Cabugi, Brazil
_database_code_amcsd 0007731
9.724 8.898 5.256 90 106.56 90 C2/c
atom      x     y      z  occ Biso
CaM2      0 .2948    .25 .737  .95
NaM2      0 .2948    .25 .022  .95
MgM2      0 .2948    .25 .162  .95
FeM2      0 .2948    .25 .076  .95
MnM2      0 .2948    .25 .003  .95
FeM2'     0 .2038    .25 .014 1.09
MgM1      0 .9070    .25 .890  .32
FeM1      0 .9070    .25 .026  .32
AlM1      0 .9070    .25 .043  .32
TiM1      0 .9070    .25 .001  .32
CrM1      0 .9070    .25 .040  .32
SiT   .2890 .0926  .2351 .967  .52
AlT   .2890 .0926  .2351 .033  .52
O1    .1163 .0875  .1423       .61
O2    .3648 .2497  .3291       .99
O3    .3516 .0195 -.0008       .82