Bonazziite
Bonazzi P, Bindi L, Pratesi G, Menchetti S
American Mineralogist 91 (2006) 1323-1330
Light-induced changes in molecular arsenic sulfides: State of the art and
new evidence by single-crystal X-ray diffraction
Sample: B2-840, light exposure for t = 840 minutes
Note: bonazziite - alacranite series
_database_code_amcsd 0004219
9.831 9.444 8.986 90 101.36 90 C2/c
atom      x      y     z occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
As1   .0006 -.2097 .0576 .78 .0607   .061   .076   .044   .012  .0089   .013
As1b   .046  -.166  .093 .22  .121   .093   .053    .21   .019   .027   .043
As2  -.1606 -.4052 .1318 .78 .0635   .043   .065   .077  .0068 -.0016  -.020
As2b  -.114  -.466  .176 .22  .074   .054   .101   .072  -.009   .023  -.045
S1        0 -.0621   .25      .077   .083   .053   .094      0   .017      0
S2        0 -.5519   .25 .78  .084   .061   .047   .137      0  -.001      0
S3   -.2045 -.3094 .3377      .079   .050   .110   .084  -.004   .027  -.013
S4    -.102  -.325 -.004 .22  .075    .09    .09   .041    .05   .004   .002