Stanekite
Keller P, Lissner F, Schleid T
European Journal of Mineralogy 18 (2006) 113-118
The crystal structure of stanekite, (Fe3+,Mn2+,Fe2+,Mg)2[PO4]O, from Okatjimukuju,
Karibib (Namibia), and its relationship to the polymorphs of synthetic Fe2[PO4]O
Locality: Okatjimukuju, Karibib, Namibia
Note: Uiso(O4) corrected
_database_code_amcsd 0007141
11.835 6.328 9.983 90 105.81 90 I2/a
atom      x      y      z occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Fe1  .20327 .01560 .19583 .48 .0278  .0213  .0365  .0218  .0070 -.0003 -.0002
Mn1  .20327 .01560 .19583 .49 .0278  .0213  .0365  .0218  .0070 -.0003 -.0002
Fe2  .11265 .13956 .45334 .62 .0217  .0268  .0135  .0209  .0003 -.0002  .0002
Mn2  .11265 .13956 .45334 .32 .0217  .0268  .0135  .0209  .0003 -.0002  .0002
P    .07306 .65435 .37918     .0190  .0181  .0148  .0213 -.0001  .0008 -.0002
O1    .0530  .8381  .4701     .0290  .0413  .0193  .0230  .0033  .0032 -.0019
O2    .4597  .3960  .2671     .0255  .0214  .0285  .0219  .0041 -.0017  .0061
O3    .1705  .7064  .3109     .0333  .0307  .0336  .0356 -.0055  .0092  .0006
O4    .1125  .4640  .4761     .0230  .0249  .0181  .0230  .0025  .0012  .0044
O5    .2631  .1565  .3743     .0345  .0314  .0363  .0283  .0051 -.0050 -.0116