Pyrosmalite-(Mn)
Takeuchi Y, Kawada I, Irimaziri S, Sadanaga R
Mineralogical Journal 5 (1969) 450-467
The crystal structure and polytypism of manganpyrosmalite
Locality: Kyurazawa mine, Tochigi Prefecture, Japan
_database_code_amcsd 0018490
13.42 13.42 7.159 90 90 120 P-3m1
atom     x     y     z Biso
Mn1      0     0     0 3.47
Mn2  .2561     0     0 1.99
Mn3     .5     0     0 2.49
Mn4  .5116 .2558 .0376 2.09
Si   .4402 .1084 .6213  .92
O1   .3294     0    .5 1.88
O2   .5670 .1340 .5535  .19
O3   .4295 .2147 .5776 1.12
O4   .3939 .0750 .8462 1.25
OH1  .1806 .0903 .7733  .71
OH2  .3474 .1737 .1069 1.96
OH3  .5670 .1340 .1894 3.56
OH4    2/3   1/3 .7713 4.42