Diopside
Tribaudino M
European Journal of Mineralogy 8 (1996) 273-279
High-temperature crystal chemistry of C2/c clinopyroxenes along
the join CaMgSi2O6-CaAl2SiO6
Sample: Di50CaTs50 at 700 C
Note: coordinates for O3 were altered by the author May, 2003
_database_code_amcsd 0006626
9.697 8.850 5.306 90 106.39 90 C2/c
atom     x     y      z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
CaM2     0 .3040    .25     2.08  .0321  .0214  .0219      0  .0010      0
MgM1     0 .9079    .25  .5 1.40  .0177  .0185  .0161      0  .0032      0
AlM1     0 .9079    .25  .5 1.40  .0177  .0185  .0161      0  .0032      0
AlT  .2872 .0939  .2218 .25 1.16  .0115  .0178  .0142 -.0004  .0023 -.0020
SiT  .2872 .0939  .2218 .75 1.16  .0115  .0178  .0142 -.0004  .0023 -.0020
O1   .1102 .0845  .1319     1.91  .0146  .0301  .0272  .0015  .0046  .0015
O2   .3617 .2552  .3146     2.24  .0341  .0254  .0269 -.0071  .0105 -.0044
O3   .3512 .0145 -.0104     1.78  .0174  .0258  .0239  .0021  .0048 -.0088