Diopside
Kabalov Y K, Oeckler O, Sokolova E V, Mironov A B, Chesnokov B V
European Journal of Mineralogy 9 (1997) 617-621
Subsilicic ferrian aluminian diopside from the Chelyabinsk
coal basin (Southern Urals) - an unusual clinopyroxene
Locality: Chelyabinsk coal basin, Southern Urals
_database_code_amcsd 0006695
9.786 8.860 5.338 90 105.87 90 C2/c
atom    x    y    z occ Biso
FeM1    0 .096  3/4 .35  1.0
AlM1    0 .096  3/4 .20  1.0
MgM1    0 .096  3/4 .44  1.0
CaM2    0 .697  3/4 .96   .8
FeT  .211 .408 .774 .08  1.0
SiT  .211 .408 .774 .70  1.0
AlT  .211 .408 .774 .20  1.0
O1   .396 .412 .865      1.2
O2   .144 .242 .648       .9
O3   .148 .481 .020       .4