Clinoenstatite Tribaudino M, Nestola F, Meneghini C The Canadian Mineralogist 43 (2005) 1411-1421 Rietveld refinement of clinopyroxenes with intermediate Ca-content along the join diopside-enstatite Locality: synthetic Sample: Di40En60 _database_code_amcsd 0006054 9.7042 8.8805 5.2423 90 108.084 90 P2_1/c atom x y z occ Biso Ca2 .2546 .0244 .2309 .40 .66 Mg2 .2546 .0244 .2309 .60 .66 Mg1 .2515 .6543 .2411 .62 SiA .0411 .3449 .2730 .58 O1A .8655 .3360 .1522 .51 O2A .1091 .5109 .3087 .80 O3A .0933 .2675 .5723 1.31 SiB .5522 .8429 .2484 .67 O1B .3771 .8372 .1442 .79 O2B .6314 .9937 .3826 1.32 O3B .6009 .7116 .4836 1.12