Potassic-ferri-ferrorichterite
Redhammer G J, Roth G
European Journal of Mineralogy 14 (2002) 105-114
Crystal structure and Mossbauer spectroscopy of the synthetic amphibole
potassic-ferri-ferrorichterite at 298 K and low temperatures (80-110 K)
Sample: Ri1, T = 110 K
_database_code_amcsd 0006922
10.1306 18.1678 5.2889 90 104.54 90 C2/m
atom       x      y      z  occ  Uiso
KA2/m      0     .5      0      .0168
CaM4       0 .27716     .5 .285 .0054
NaM4       0 .27716     .5 .685 .0054
FeM1       0 .09176     .5      .0029
FeM2       0 .18351      0      .0031
FeM3       0      0      0      .0028
FeM4       0 .27716     .5  .03 .0054
Si1   .27347 .08524 .29470      .0008
Si2   .28572 .17042  .8018      .0010
O1     .1103 .08944  .2102      .0021
O2     .1210 .17299  .7276      .0030
O3     .1058      0  .7084      .0031
H       .189      0    .75        .01
O4     .3642 .24551  .7951      .0042
O5     .3423 .12828  .0891      .0033
O6     .3369 .11572  .5889      .0028
O7     .3266      0  .2954      .0035