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 = 175 K
_database_code_amcsd 0005057
5.1589 5.1589 8.7438 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  .2532 .980 .0130  .0124  .0124  .0142 .00621      0      0
AlT1   1/3   2/3  .0619      .0101  .0093  .0093  .0115  .0047      0      0
SiT2   1/3   2/3 .44386      .0064  .0064  .0064  .0064  .0032      0      0
O1     1/3   2/3  .2591      .0237  .0302  .0302  .0106  .0151      0      0
O2   .6196 .0137 1.0032      .0145  .0066  .0104  .0223  .0012  .0001  .0019