Sursassite
Nagashima M, Akasaka M, Minakawa T, Libowitzky E, Armbruster T
American Mineralogist 94 (2009) 1440-1449
Sursassite: hydrogen bonding, cation order, and pumpellyite intergrowth
Locality: Kamogawa, Japan
Sample Number: 4
_database_code_amcsd 0004989
8.7065 5.7978 9.7946 90 108.938 90 P2_1/m
atom      x     y      z occ
Mn1  .16902   .25 .31367
Mn2  .27275   .25 .67567
Al1      .5     0     .5
Al2      .5     0      0
Al3       0    .5      0
Si1   .3071   .75  .1913
Si2   .2067   .75  .8080
Si3   .1554   .75  .4950
O1    .2607 .5138  .5017
O2    .1907 .5248  .1628
O3    .3145 .5180  .8339
O4    .4152   .75  .0820
O5    .4484   .75  .3521
O6    .0843   .25  .9291
O7    .4381   .25  .3684
O8    .0720   .75  .8943
O9    .0899   .75  .6370
O10  -.0107   .75  .3575
O11   .4119   .25  .0717
H6A     .06   .25   .824  .5
H6B    .199   .25    .94  .5
H7      .44   .25   .268
H11A   .297   .25    .06  .5
H11B    .43   .25   .176  .5