Birnessite
Lopano C L, Heaney P J, Post J E
American Mineralogist 94 (2009) 816-826
Cs-exchange in birnessite: Reaction mechanisms inferred from time-resolved
X-ray diffraction and transmission electron microscopy
Note: Solution concentration 0.05 M
Note: Occupancies of the Oint sites are undetermined, O is used only as a scatterer
_database_code_amcsd 0004949
5.1349 2.8465 7.5135 89.94 101.561 89.997 C-1
atom      x      y     z  occ  Uiso
Mn        0      0     0      .0296
O1    .3710 -.0205 .1254      .0355
Oint  .2221 -.4317 .5177 .399 .0102
Oint2 .3980  .3515 .5061 .707 .0129