Gerstleyite
Nakai I, Appleman D E
Chemistry Letters 1981 (1981) 1327-1330
The crystal structure of gerstleyite Na2(Sb,As)8S13*2H2O:
the first sulfosalt mineral of sodium
Locality: Baker mine, Kern County, Boron, California, USA
_database_code_amcsd 0012197
9.911 23.05 7.097 90 127.85 90 Cm
atom     x     y     z occ Biso
Na   .0103 .4255 .0224     4.40
Sb1  .4128 .4059 .7933 .83 1.77
As1  .4128 .4059 .7933 .17 1.77
Sb2  .0859 .1685 .5034 .98 1.51
As2  .0859 .1685 .5034 .02 1.51
Sb3  .4846 .1690 .5155 .91 1.41
As3  .4846 .1690 .5155 .09 1.41
Sb4  .4935 .2461 .9829 .88 1.64
As4  .4935 .2461 .9829 .12 1.64
S1       0     0     0     2.32
S2   .4681 .4261 .5159     2.46
S3   .2621 .1050 .4541     2.03
S4   .1107 .4246 .5248     3.08
S5   .2890 .1746 .9451     1.56
S6   .1605 .3286 .9551     2.38
S7   .3152 .2756 .5757     1.69
Wat1  .342     0  .986     5.09
Wat2  .159    .5  .981     3.39