Schmiederite
Effenberger H
Mineralogy and Petrology 36 (1987) 3-12
Crystal structure and chemical formula of schmiederite, Pb2Cu2(OH)4(SeO3)(SeO4),
with a comparison to linarite PbCu(OH)2(SO4)
Locality: synthetic
_database_code_amcsd 0014612
9.922 5.712 9.396 90 101.96 90 P2_1/m
atom      x      y     z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Pb1   .3120    .25 .4111    0  .0171  .0211  .0243      0  .0011      0
Pb2   .3280    .25 .9668    0  .0161  .0330  .0529      0  .0010      0
Cu   -.0100 -.0007 .2438    0   .022   .013   .012  -.002   .002   .000
Se1   .3500    .75 .2093    0   .017   .018   .020      0   .007      0
Se2   .3347    .75 .6890    0   .011   .019   .016      0   .002      0
O11    .365    .75  .034 .042
O12    .246   .514  .210 .018
O21    .500    .75  .755 .031
O22    .316    .75  .506 .028
O23    .264   .989  .732 .025
OH1    .034    .75  .388 .007
OH2    .077    .25  .378 .011
OH3    .052    .75  .899 .009
OH4    .089    .25  .893 .012