Maya Blue
Giustetto R, Levy D, Chiari G
European Journal of Mineralogy 18 (2006) 629-640
Crystal structure refinement of Maya Blue pigment prepared with deuterated
indigo, using neutron powder diffraction
Locality: starting palygorskite from Chapas, Mexico
_database_code_amcsd 0007166
13.338 17.795 5.265 90 105.46 90 C2/m
atom       x     y     z occ Uiso
Mg2        0 .0880    .5 .56  .12
Al2        0 .0880    .5 .41  .12
Fe2        0 .0880    .5 .03  .12
Mg3        0  .191     0 .56  .12
Al3        0  .191     0 .41  .12
Fe3        0  .191     0 .03  .12
Si1     .189 .0902  .132      .40
Si2     .206 .1768  .640      .40
O1      .069  .091  .149     .076
O2      .085  .185  .657     .076
OH      .109     0   .64     .076
Ow1     .081  .292 -.016     .076
DWH1     .12  .320   .13 .21 .018
O3      .215     0  .110     .076
O4       .25   .25    .5     .076
O5      .231 .1116  .446     .076
O6      .244  .145  .948     .076
OZW1       0  .298    .5 .40 .018
DZW1'   -.02  .339  .364 .18 .018
DZW1^  -.037  .272   .35 .37 .018
OZW2   -.039  .425  .215 .40 .018
DZW2'   .100   .44   .88 .08 .018
DZW2''  .022  .448   .18 .08 .018
DZW2^   .062  .385   .69 .18 .018
DZW2^^  -.06  .418  .038 .18 .018
DZW2*    .09  .399   .73 .15 .018
DZW2**   .06   .41   .95 .15 .018
OZW3    .142    .5  .171 .80 .018
DZW3'   .173  .455   .15 .23 .018
DZW3^   .185    .5   .08 .57 .018
DZW3^^  .088  .483   .06 .29 .018
C1     -.005    .5 .3593 .06 .048
C2     -.010  .424  .192 .03 .048
C3     -.019  .456 -.080 .06 .048
C4      -.03  .418 -.326 .06 .048
C5      -.03  .462 -.555 .06 .048
N1     -.010  .565  .193 .03 .048
Oin    -.008  .356  .256 .03 .048
H1     -.008  .618  .243 .03 .048
D4      -.03  .361 -.327 .06 .048
D5      -.04  .433 -.725 .06 .048