Cymrite-K
Fasshauer D W, Chatterjee N D, Marler B
Physics and Chemistry of Minerals 24 (1997) 455-462
Synthesis, structure, thermodynamic properties, and stability
relations of K-cymrite, K[AlSi3O8].H2O
_database_code_amcsd 0008028
5.3348 5.3348 7.7057 90 90 120 P6/mmm
atom   x   y      z occ   Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
K      0   0      0     .03730
Al   1/3 2/3 .28831 .25 .01243
Si   1/3 2/3  .2883 .75 .01243
O1    .5   0 .21369     .01419
O2   1/3 2/3     .5     .01429
Wat    0   0     .5             .0103  .0103  .2231  .0052      0      0