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-14 Locality: Victoria, Australia _database_code_amcsd 0006354 9.700 8.858 5.272 90 106.57 90 C2/c atom x y z occ Biso CaM2 0 .2982 .25 .661 1.14 NaM2 0 .2982 .25 .153 1.14 FeM2 0 .2982 .25 .092 1.14 MgM2 0 .2982 .25 .093 1.14 MnM2 0 .2982 .25 .001 1.14 AlM1 0 .9064 .25 .174 .76 FeM1 0 .9064 .25 .114 .76 MgM1 0 .9064 .25 .678 .76 TiM1 0 .9064 .25 .029 .76 CrM1 0 .9064 .25 .005 .76 SiT .2886 .0927 .2320 .9255 .75 AlT .2886 .0927 .2320 .0745 .75 O1 .1145 .0856 .1389 .96 O2 .3631 .2524 .3219 1.28 O3 .3519 .0179 -.0014 1.03