Kalsilite
Gatta G D, Angel R J, Carpenter M A
American Mineralogist 95 (2010) 1027-1034
Low-temperature behavior of natural kalsilite with P31c symmetry:
An in situ single-crystal X-ray diffraction study
Locality: a granulite facies gneiss from the Punalur district in Kerala, India
T = 200 K
_database_code_amcsd 0005054
5.1588 5.1588 8.7383 90 90 120 P31c
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  .2526 .987 .0142  .0136  .0136  .0152 .00682      0      0
AlT1   1/3   2/3  .0619      .0093  .0080  .0080  .0119  .0040      0      0
SiT2   1/3   2/3 .44383      .0071  .0071  .0071  .0071  .0036      0      0
O1     1/3   2/3  .2590      .0248  .0320  .0320  .0103  .0160      0      0
O2   .6196 .0146 1.0042      .0148  .0073  .0101  .0234  .0018  .0016  .0028