Milarite
Hawthorne F C, Kimata M, Cerny P, Ball N A, Rossman G R, Grice J D
American Mineralogist 76 (1991) 1836-1856
The crystal chemistry of the milarite-group minerals
sample #35 from east Siberia
Note: U(1,2) of WatB/NaB changed to match symmetry constraints
10.415 10.415 13.763 90 90 120 P6/mcc
atom      x      y      z  occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
CaA     1/3    2/3  .2372   .5 .0159
WatB    1/3    2/3  .0250 .230       0.0361 0.0361 0.1214 .01805      0      0
NaB     1/3    2/3  .0250 .112       0.0361 0.0361 0.1214 .01805      0      0
KC        0      0    .25            0.0186 0.0186 0.0196 0.0093      0      0
Si1  .07988 .33542 .11324            0.0095 0.0112 0.0069 0.0052 -.0006 -.0011
Al2       0     .5    .25  .18       0.0080 0.0079 0.0083 0.0040      0      0
Be2       0     .5    .25  .82       0.0080 0.0079 0.0083 0.0040      0      0
O1    .0929  .3822      0            0.0332 0.0234 0.0073 0.0146      0      0
O2    .1939  .2758  .1347            0.0190 0.0256 0.0172 0.0159 -.0033 -.0045
O3    .1142  .4727  .1807            0.0157 0.0132 0.0112 0.0082 -.0002 -.0030