Fetiasite
Graeser S, Schwander H, Demartin F, Gramaccioli C M, Pilati T, Reusser E
American Mineralogist 79 (1994) 996-1002
Fetiasite (Fe2+,Fe3+,Ti)3O2[As2O5], a new arsenite mineral: Its description
and structure determination
Note: Sample A
Locality: Cervandone
_database_code_amcsd 0001676
10.614 3.252 8.945 90 108.95 90 P2_1/m
atom      x   y      z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
As1  .40970 .25 .66474      .0088  .0095  .0088      0  .0027      0
As2  .24978 .25 .24797      .0093  .0100  .0104      0  .0032      0
Fe1  .04922 .25 .86648      .0113  .0102  .0123      0  .0039      0
Fe2  .64241 .25 .02199      .0072  .0084  .0096      0  .0021      0
Fe   .88301 .25 .39371 .38  .0174  .0159  .0116      0  .0016      0
Ti   .88301 .25 .39371 .54  .0174  .0159  .0116      0  .0016      0
O1    .0815 .25  .1156       .008   .024   .018      0   .000      0
O2    .3292 .25  .1035       .020   .023   .017      0   .010      0
O3    .8322 .25  .1581       .009   .022   .009      0  .0000      0
O4    .9930 .25  .6193       .010   .047   .009      0  .0016      0
O5    .4332 .25  .8726       .012   .027   .009      0  .0031      0
O6    .2348 .25  .5993       .013   .091   .014      0   .002      0
O7    .7279 .25  .6769  .5   .023   .012   .017      0   .005      0
O8    .5520 .25  .3827  .5   .033   .026   .020      0   .008      0