Arangasite
Yakubovich O V, Steele I M, Chernyshev V V, Zayakina N V,
Gamyanin G N, Karimova O V
Mineralogical Magazine 78 (2014) 889-903
The crystal structure of arangasite, Al2F(PO4)(SO4)*9H2O
determined using low-temperature synchrotron data
Locality: Alyaskitovoje deposit, Eastern Yakutiya, Russia
_database_code_amcsd 0020583
7.0731 9.634 10.827 90 100.403 90 P2/a
atom     x      y      z occ  Uiso
Al   .8349  .1760  .8595     .0200
P      .75 -.0995      0     .0170
S      .75 -.1847     .5     .0233
O1   .8239  .0094 -.0987     .0203
O2   .9105 -.1937  .0662     .0213
O3   .7986 -.0953  .3998     .0245
O4   .9159 -.2727  .5517     .0303
O5   .8346  .3678  .8183     .0293
O6   .9308  .1696  .2203     .0245
O7   .1113 -.1329  .3014     .0229
O8     .75  .5446      0      .047
O9   .9833  .4553  .6393  .5  .041
O10  .8385  .4385  .5904  .5  .045
F      .75  .2299      0     .0230
H1    .802   .438   .857       .05
H2    .821   .402   .745       .05
H3    .958   .088   .200       .05
H4    .982   .219   .283       .05
H5    .160  -.061   .340       .07
H6    .103  -.215   .328       .07
H7     .81   .616   .033  .5   .03
H7a    .76   .543   .080  .5   .03
H8    .102   .449   .671       .07
H9    .936   .531   .608       .07