Ancylite-(Ce)
dal Negro A, Rossi G, Tazzoli V
American Mineralogist 60 (1975) 280-284
The crystal structure of ancylite, (RE)x(Ca,Sr)2-x(CO3)2(OH)x(2-x)H2O
Locality: Mont St. Hilaire, Quebec, Canada
_database_code_amcsd 0000454
5.03 8.52 7.29 90 90 90 Pmcn
atom     x     y     z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ce     .25 .3399 .6476 .41  .80  .0083  .0025  .0039      0      0 -.0002
La     .25 .3399 .6476 .28  .80  .0083  .0025  .0039      0      0 -.0002
Sr     .25 .3399 .6476 .20  .80  .0083  .0025  .0039      0      0 -.0002
Ca     .25 .3399 .6476 .11  .80  .0083  .0025  .0039      0      0 -.0002
C      .75 .1905 .8099      .79  .0083  .0011  .0056      0      0  .0011
O1     .75 .3181 .7210     1.81  .0160  .0052  .0108      0      0  .0037
O2   .5297 .1218 .8520     1.55  .0123  .0055  .0085 -.0017  .0008  .0006
OH3    .25 .4135 .9749 .69 2.43  .0318  .0093  .0063      0      0  .0038
Wat3   .25 .4135 .9749 .31 2.43  .0318  .0093  .0063      0      0  .0038