CaMg2Al6O12
Miura H, Hamada Y, Suzuki T, Akaogi M, Miyajima N, Fujino K
American Mineralogist 85 (2000) 1799-1803
Crystal structure of MaMg2Al6O12, a new Al-rich high pressure form
_database_code_amcsd 0002595
8.7616 8.7616 2.7850 90 90 120 P6_3/m
atom     x    y   z occ Biso
Ca       0    0 .25  .5  2.9
Mg     2/3  1/3 .25      1.8
Al   -.010 .342 .25      1.5
O1    .134 .601 .25      0.0
O2    .306 .197 .25      0.5