Franklinite
Lucchesi S, Russo U, Della Giusta A
European Journal of Mineralogy 9 (1997) 31-42
Crystal chemistry and cation distribution in some
Mn-rich natural and synthetic spinels
Sample: FRK1b
_database_code_amcsd 0006641
8.4576 8.4576 8.4576 90 90 90 *Fd3m
.125 .125 .125
atom      x      y      z   occ  Uiso
MnT    .125   .125   .125 .2988 .0092
FeT    .125   .125   .125 .4049 .0092
ZnT    .125   .125   .125 .2977 .0092
MgM      .5     .5     .5 .0095 .0093
AlM      .5     .5     .5 .0283 .0093
FeM      .5     .5     .5 .9304 .0093
MnM      .5     .5     .5 .0199 .0093
TiM      .5     .5     .5 .0125 .0093
O    .26139 .26139 .26139       .0100