Na3Mg4LiSi12O30 Nguyen N, Choisnet J, Raveau B Journal of Solid State Chemistry 34 (1980) 1-9 Silicates synthetiques a structure milarite Locality: synthetic _database_code_amcsd 0013394 10.155 10.155 14.158 90 90 120 P6/mcc atom x y z occ Biso NaA1 0 0 .25 2.6 NaA2 1/3 2/3 0 2.1 MgM1 1/3 2/3 .25 .9 MgM2 .5 0 .25 .6667 1.2 LiM1 .5 0 .25 .3333 1.2 Si .763 .110 .108 .8 O1 .738 .138 0 1.4 O2 .937 .207 .136 1.0 O3 .669 .160 .164 .7