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: PC105
Locality: sample from Pico Cabugi, Brazil
_database_code_amcsd 0007729
9.712 8.878 5.262 90 106.59 90 C2/c
atom      x     y      z  occ Biso
CaM2      0 .2961    .25 .712 1.35
NaM2      0 .2961    .25 .048 1.35
MgM2      0 .2961    .25 .188 1.35
FeM2      0 .2961    .25 .049 1.35
MnM2      0 .2961    .25 .003 1.35
FeM2'     0 .2192    .25 .018 1.48
MgM1      0 .9072    .25 .819  .86
FeM1      0 .9072    .25 .043  .86
AlM1      0 .9072    .25 .089  .86
TiM1      0 .9072    .25 .003  .86
CrM1      0 .9072    .25 .046  .86
SiT   .2889 .0927  .2342 .951  .95
AlT   .2889 .0927  .2342 .049  .95
O1    .1158 .0871  .1413      1.05
O2    .3640 .2505  .3260      1.43
O3    .3518 .0192 -.0008      1.27