Grossular
Lager G A, Rossman G R, Rotella F J, Schultz A J
American Mineralogist 72 (1987) 766-768
Neutron-diffraction structure of a low-water grossular at 20K
_database_code_amcsd 0001109
11.843 11.843 11.843 90 90 90 Ia-3d
atom     x      y      z B(1,1) B(2,2) B(3,3)  B(1,2)  B(1,3)  B(2,3)
Ca    .125      0    .25 .00001 .00020 .00020       0       0  .00001
Al       0      0      0 .00009 .00009 .00009 -.00003 -.00003 -.00003
Si    .375      0    .25 .00001 .00005 .00005       0       0       0
O   .03817 .04559 .65141 .00027 .00024 .00014  .00002 -.00004  .00004