Hilgardite
Rumanova I M, Iorysh Z I, Belov N V
Soviet Physics Doklady 22 (1977) 460-462
Crystal structure of triclinic chilgardite Ca2[B5O9]Cl*H2O =
Ca2[B3+-B2deltaO9]Cl*H2O
Note: polytype hilgardite-1A
Locality: not given
_database_code_amcsd 0015604
6.463 6.564 6.302 61.63 118.77 105.78 P1
atom     x      y      z Biso
Ca1      0      0      0 1.28
Ca2  .5462  .4527 -.1125 1.31
B1   .5258  .1280  .5313  .78
B2   .6678 -.0893  .3964  .91
B3   .4459 -.0233 -.0714  .97
B4   .1183 -.0048  .5198  .94
B5   .5524  .5777  .2896  .92
O2   .5523  .3567  .3259 1.22
O3   .2773  .0372  .4160  1.2
O4   .5786  .1456  .7750  1.0
O5   .6913 -.0292  .5987 1.08
O6   .8914 -.0513  .3639  1.3
O7   .6073  .6489  .4823 1.22
O8   .4914  .0329  .1418 1.11
O9   .1904 -.0131 -.2364 1.23
O10  .5150  .7361  .0306 1.21
Cl   .0214  .5265  .1924 1.68
Wat  .1107  .4169 -.2212 2.02