Diopside Tribaudino M, Molin G M, Bruno E European Journal of Mineralogy 6 (1994) 77-86 Effect of Al on enstatite solubility in CMAS clinopyroxenes: 2 - Crystal chemical considerations Sample: Di65En20CaTs15 _database_code_amcsd 0006530 9.700 8.861 5.258 90 106.47 90 C2/c atom x y z occ Biso CaM2 0 .2990 .25 .8 1.19 MgM2 0 .2990 .25 .2 1.19 MgM1 0 .9075 .25 .83 .62 AlM1 0 .9075 .25 .17 .62 AlT .2884 .0932 .2322 .075 .69 SiT .2884 .0932 .2322 .925 .69 O1 .1148 .0870 .1398 .88 O2 .3637 .2518 .3253 1.17 O3 .3517 .0194 .9968 1.02