Richterite
Robert J-L, Della Ventura G, Raudsepp M, Hawthorne F C
European Journal of Mineralogy 5 (1993) 199-206
Rietveld structure refinement of synthetic strontium-rich potassium-richterites
Sample: KSr_100
_database_code_amcsd 0006477
10.1534 18.115 5.2723 90 105.421 90 C2/m
atom     x     y     z occ Biso
KA   .0127    .5 .0228  .5  2.3
MgM1     0 .0898    .5       .6
MgM2     0 .1799     0       .6
MgM3     0     0     0       .6
NaM4     0 .2804    .5  .5   .9
SrM4     0 .2804    .5  .5   .9
SiT1 .2717 .0848 .3071       .4
SiT2 .2840 .1709 .8115       .4
O1   .1025 .0876 .2185       .8
O2   .1172 .1696 .7268       .8
OH3  .1085     0 .7188       .8
O4   .3557 .2468 .8013       .8
O5   .3372 .1282 .1054      1.1
O6   .3351 .1136 .6052      1.1
O7   .3275     0 .3100      1.2