Margarite-2M1
Guggenheim S, Bailey S W
American Mineralogist 60 (1975) 1023-1029
Refinement of the margarite structure in subgroup symmetry
_database_code_amcsd 0000477
5.1038 8.8287 19.148 90 95.46 90 Cc
atom     x     y     z occ Biso
Ca       0 .0932   .25     1.02
Si1  .4647 .9285 .1416  .5  .99
Si2  .5364 .0752 .8549  .5  .58
Si3  .4567 .2572 .1444  .5  .61
Si4  .5500 .7437 .8573  .5  .97
Al1  .4647 .9285 .1416  .5  .99
Al2  .5364 .0752 .8549  .5  .58
Al3  .4567 .2572 .1444  .5  .61
Al4  .5500 .7437 .8573  .5  .97
Al5  .7469 .9187 .9997      .73
Al6  .2510 .0863 .9998      .55
H1   .3970 .6370 .0830      .78
H2   .6030 .3630 .9170      .78
O1   .9600 .4436 .0512     1.00
O2   .0460 .5585 .9390      .50
O3   .3950 .2540 .0568      .90
O4   .6190 .7489 .9447      .70
O5   .3670 .0974 .1775     1.10
O6   .6410 .9167 .8226      .60
O7   .2660 .7784 .1665      .50
O8   .7110 .2140 .8304     1.10
O9   .2870 .3926 .1785      .40
O10  .7370 .6080 .8211     1.40
O11  .4480 .5693 .0488      .40
O12  .5430 .4417 .9468     1.00