Gaitite
Keller P, Lissner F, Schleid T
European Journal of Mineralogy 16 (2004) 353-359
The crystal structures of zincroselite and gaitite: Two natural
polymorphs of Ca2Zn[AsO4]2*2H2O from Tsumeb, Namibia
Note: c cell edge corrected by authors
Locality: Tsumeb, Namibia
_database_code_amcsd 0007063
5.899 6.978 5.575 97.41 109.08 108.09 P-1
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  .29405 .76227 .65237     .0098  .0101  .0109  .0086  .0041  .0039  .0021
ZnM       0      0      0 .58 .0089  .0093  .0089  .0093  .0044  .0038  .0019
MgM       0      0      0 .42 .0089  .0093  .0089  .0093  .0044  .0038  .0019
AsX  .33451 .24613 .67138     .0072  .0074  .0077  .0070  .0032  .0027  .0022
O1    .3429  .1298  .9218     .0112  .0106  .0141  .0110  .0055  .0047  .0065
O2    .2401  .0504  .4010     .0130  .0146  .0138  .0086  .0067  .0019 -.0001
O3    .1552  .3916  .6420     .0111  .0116  .0121  .0123  .0071  .0049  .0044
O4    .6417  .3851  .7159     .0114  .0082  .0119  .0127  .0021  .0042  .0030
O5    .9541  .2737  .0736     .0111  .0101  .0102  .0109  .0032  .0022  .0029
H1     .088   .360   .133     .0220
H2     .883   .294   .967     .0369