Todorokite
Post J E, Bish D L
American Mineralogist 73 (1988) 861-869
Rietveld refinement of the todorokite structure
Sample: South Africa Kb
_database_code_amcsd 0001189
9.763 2.8454 9.559 90 94.16 90 P2/m
atom    x  y    z occ Biso
Mn1    .5 .5    0       .8
Mn2  .766  0 .001       .8
Mn3     0  0   .5       .8
Mn4  .975 .5 .768       .8
O1   .176 .5 .117      1.0
O2   .419  0 .066      1.0
O3   .649 .5  .08      1.0
O4   .932  0 .148      1.0
O5   .902 .5   .4      1.0
O6   .895  0 .653      1.0
OH7  .405  0 .414 .86  5.0
OH8  .644 .5 .385  .9  5.0
OH9    .5 .5   .5 .64  5.0