Augite Clark J, Appleman D, Papike J Mineralogical Society of America Special Paper 2 (1969) 31-50 Crystal-chemical characterization of clinopyroxenes based on eight new structure refinements Locality: Kakanui, New Zealand _cod_database_code 1000035 _database_code_amcsd 0000001 9.699 8.844 5.272 90 106.97 90 C2/c atom x y z occ Na1 0 .2952 .25 .09 Ca1 0 .2952 .25 .616 Mg1 0 .9063 .25 .715 Mg2 0 .2952 .25 .187 Fe1 0 .2952 .25 .107 Fe2 0 .9063 .25 .103 Al1 0 .9063 .25 .182 Al2 .2896 .0924 .2353 .08 Ti1 .2896 .0924 .2353 .01 Si1 .2896 .0924 .2353 .91 O1 .1150 .0865 .1402 O2 .3647 .2530 .3260 O3 .3256 .0185 .0013