Diopside Raudsepp M, Hawthorne F C, Turnock A C The Canadian Mineralogist 28 (1990) 93-109 Evaluation of the Rietveld method for the characterization of fine-grained products of the mineral synthesis: the diopside-hedenbergite join Sample: D7 _database_code_amcsd 0005238 9.814 8.9959 5.2534 90 105.331 90 C2/c atom x y z occ Biso MgM1 0 .9056 .25 .34 .37 FeM1 0 .9056 .25 .66 .37 CaM2 0 .2972 .25 .635 SiT .2879 .0920 .2310 .349 O1 .1192 .0909 .1458 .51 O2 .3607 .2498 .3210 .65 O3 .3525 .0188 .9916 .56