American Mineralogist Crystal Structure Database

1 matching records for this search.

Aluminopyracmonite
 
Demartin F, Castellano C, Campostrini I
 
Mineralogical Magazine 77 (2013) 443-451
Aluminopyracmonite, (NH4)3Al(SO4)3, a new ammonium aluminium sulfate
from La Fossa crater, Vulcano, Aeolian Islands, Italy
Note: z coordinate of Al2 has been changed from 1/6
Locality: La Fossa crater, Vulcano, Aeolian Islands, Italy
_database_code_amcsd 0019924
15.0324 15.0324 8.8776 90 90 120 R-3
atom      x      y      z  occ   Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
N1   .26073 .09755 .05993       .0259  .0249  .0230  .0297  .0119  .0049 -.0029
H1    .2330  .0949  .0210        .083
H2    .3052  .0405  .0609        .057
H3    .2812  .1340  .0593        .080
H4    .2247  .1034  .1300        .065
Al1     2/3    1/3    1/3      .01316 .01596 .01596  .0076 .00798      0      0
Al2     2/3    1/3    5/6      .01003 .01000 .01000  .0101 .00500      0      0
S1   .52228 .17358 .08077      .01605 .01542 .01439 .01444 .00453 .00068 .00109
O1   .54994 .24610 .04809      .01907  .0173  .0198  .0205 .00907  .0034  .0064
O2a  .41032 .11292 .08097 .673  .0263  .0186  .0213  .0297  .0029  .0048  .0025
O2b  .41553 .13008 .12312 .327  .0351  .0155  .0419  .0354  .0048  .0095  .0153
O3a  .55285 .24001 .21654 .673  .0229  .0250  .0289  .0146  .0134 -.0046 -.0054
O3b  .59127 .21516 .21467 .327  .0250  .0313  .0211  .0146  .0069 -.0048 -.0033
O4a  .57239 .11529 .07087 .673  .0286  .0320  .0224  .0377  .0182  .0050  .0056
O4b  .54211 .08949 .02667 .327  .0301  .0465  .0180  .0284  .0181 -.0088 -.0030
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