Liebenbergite
Ottonello G, Della Giusta A, Molin G M
American Mineralogist 74 (1989) 411-421
Cation ordering in Ni-Mg olivines
sample Ni.75, synthesized at 910 C, then quenched
Mg.505Ni1.492SiO4
_database_code_amcsd 0001227
4.7339 10.1583 5.9303 90 90 90 Pbnm
atom     x     y     z occ Biso
Ni1      0     0     0 .95 0.55
Mg1      0     0     0 .05 0.55
Ni2  .9919 .2742   .25 .60 0.60
Mg2  .9919 .2742   .25 .40 0.60
Si   .4266 .0938   .25     0.52
O1   .7669 .0932   .25     0.58
O2   .2189 .4451   .25     0.61
O3   .2744 .1627 .0315     0.58