Diopside Dal Negro A, Manoli S, Secco L, Piccirillo E M European Journal of Mineralogy 1 (1989) 105-121 Megacrystic clinopyroxenes from Victoria (Australia): Crystal chemical comparisons of pyroxenes from high and low pressure regimes Sample: Bu-11 Locality: Victoria, Australia _database_code_amcsd 0006351 9.721 8.877 5.275 90 106.41 90 C2/c atom x y z occ Biso CaM2 0 .2983 .25 .751 1.11 NaM2 0 .2983 .25 .092 1.11 FeM2 0 .2983 .25 .099 1.11 MgM2 0 .2983 .25 .055 1.11 MnM2 0 .2983 .25 .003 1.11 AlM1 0 .9064 .25 .102 .58 FeM1 0 .9064 .25 .145 .58 MgM1 0 .9064 .25 .715 .58 TiM1 0 .9064 .25 .031 .58 CrM1 0 .9064 .25 .007 .58 SiT .2884 .0927 .2317 .924 .66 AlT .2884 .0927 .2317 .076 .66 O1 .1150 .0863 .1398 .86 O2 .3632 .2519 .3233 1.17 O3 .3517 .0185 -.0030 .95