Grimselite
Plasil J, Fejfarova K, Skala R, Skoda R, Meisser N, Hlousek J, Cisarova I,
Dusek M, Veselovsky F, Cejka J, Sejkora J, Ondrus P
Mineralogical Magazine 76 (2012) 443-453
The crystal chemistry of the uranyl carbonate mineral grimselite,
(K,Na)3Na[(UO2)(CO3)3](H2O), from Jachymov, Czech Republic
Note: Sample A
Locality: Jachymov, Czech Republic
_database_code_amcsd 0018908
9.2507 9.2507 8.1788 90 90 120 P-62c
atom     x     y     z  occ   Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
K1   .2897     0     0 .821  .0355  .0420  .0335  .0282  .0168  .0047  .0095
Na1  .2897     0     0 .179  .0355  .0420  .0335  .0282  .0168  .0047  .0095
Na2    1/3   2/3   .75       .0283  .0347  .0347  .0154  .0173      0      0
U      2/3   1/3   .75      .01364 .01371 .01371 .01350      0 .00685      0
C    .9887 .6296   .75        .024   .019   .021   .032   .010      0      0
O1   .9697 .4800   .75       .0282  .0154   .021  .0499   .011      0      0
O2   .8497 .6324   .75       .0314   .022   .025   .050  .0138      0      0
O3     2/3   1/3 .9686       .0352  .0451  .0451  .0155  .0226      0      0
O4   .1293 .7588   .75       .0341  .0208   .022   .051  .0045      0      0
Wat5     0     0  .122   .5   .090   .093   .093   .084   .046      0      0