Cobaltarthurite
Raudsepp M, Pani E
The Canadian Mineralogist 40 (2002) 733-737
The crystal structure of cobaltarthurite, CoFe2(AsO4)2(OH)2.4H2O:
A Rietveld refinement
_database_code_amcsd 0005772
10.2694 9.6790 5.5723 90 94.277 90 P2_1/c
atom       x     y     z  occ Biso
CoM(2)     0     0     0  .59  .72
MgM(2)     0     0     0  .27  .72
MnM(2)     0     0     0  .08  .72
NiM(2)     0     0     0  .02  .72
CuM(2)     0     0     0  .02  .72
CaM(2)     0     0     0  .02  .72
FeM(1) .4554 .1357 .3405       .34
AsT    .2968 .4293 .3279  .99  .35
PT     .2968 .4293 .3279 .005  .35
ST     .2968 .4293 .3279 .005  .35
O(1)    .397  .488  .118       .59
O(2)    .360  .491  .594       .63
O(3)    .148  .494  .240       .87
O(4)    .303  .253  .323       .66
OH      .540  .228  .080       .61
OW(1)   .126  .909  .296      1.34
OW(2)   .050  .190  .150      1.46