Chalcomenite
Robinson P D, Sen Gupta P K, Swihart G H, Houk L
American Mineralogist 77 (1992) 834-838
Crystal structure, H positions, and the Se lone pair of synthetic chalcomenite,
Cu(H2O)2[SeO3]
_database_code_amcsd 0001528
6.674 9.161 7.398 90 90 90 P2_12_12_1
atom      x      y      z Biso
Se   .73173 .89063 .45720  .79
Cu    .0282 .85137  .7860 1.19
O1    .9735  .8882  .5279  1.3
O2    .7488  .7804  .2718  1.4
O3    .7294  .0586  .3580  1.4
Wat4  .0578  .7872  .0440  1.7
Wat5  .2090  .0597  .8106  2.1
H1    .9286  .7825  .0938 2.03
H2    .0964  .7009  .0269 2.03
H3    .2502  .1002  .6735 2.51
H4    .3268  .0519  .9096 2.51