data_global
_chemical_name_mineral 'Baumstarkite'
loop_
_publ_author_name
'Effenberger H'
'Paar W H'
'Topa D'
'Criddle A J'
'Fleck M'
_journal_name_full 'American Mineralogist'
_journal_volume 87 
_journal_year 2002
_journal_page_first 753
_journal_page_last 764
_publ_section_title
;
 The new mineral baumstarkite and a structural reinvestigation of
 aramayoite and miargyrite
;
_database_code_amcsd 0002820
_chemical_formula_sum 'Ag3 Sb2.934 As.04 Bi.026 S6'
_cell_length_a 7.766
_cell_length_b 8.322
_cell_length_c 8.814
_cell_angle_alpha 100.62
_cell_angle_beta 104.03
_cell_angle_gamma 90.22
_cell_volume 542.474
_exptl_crystal_density_diffrn      5.398
_symmetry_space_group_name_H-M 'P -1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Ag1   0.10810   0.42584   0.14892   1.00000
Ag2   0.29748   0.07224   0.84390   1.00000
Ag3   0.01456   0.74128   0.49807   1.00000
Sb1   0.63539   0.41859   0.16628   0.99400
As1   0.63539   0.41859   0.16628   0.00600
Sb2   0.17282   0.91999   0.17039   0.96600
As2   0.17282   0.91999   0.17039   0.03400
Sb3   0.48601   0.24662   0.49470   0.97400
Bi3   0.48601   0.24662   0.49470   0.02600
S1   0.85310   0.21030   0.20330   1.00000
S2   0.37510   0.25450   0.17310   1.00000
S3   0.72380   0.53060   0.46230   1.00000
S4  -0.02190   0.70310   0.19890   1.00000
S5   0.44300   0.76550   0.18690   1.00000
S6   0.24470   0.03240   0.46310   1.00000
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
Ag1 0.05260 0.04380 0.06600 0.02280 0.01860 0.00890
Ag2 0.05180 0.04220 0.06430 -0.01260 0.02080 0.00950
Ag3 0.03570 0.04650 0.03110 0.00240 0.00680 0.00970
Sb1 0.02320 0.01830 0.02470 0.00270 0.00700 0.00460
As1 0.02320 0.01830 0.02470 0.00270 0.00700 0.00460
Sb2 0.02290 0.01770 0.02410 0.00350 0.00530 0.00350
As2 0.02290 0.01770 0.02410 0.00350 0.00530 0.00350
Sb3 0.02480 0.01930 0.02720 0.00200 0.00730 0.00180
Bi3 0.02480 0.01930 0.02720 0.00200 0.00730 0.00180
S1 0.02420 0.02000 0.02870 0.00580 0.00750 0.00490
S2 0.02370 0.02410 0.02510 0.00020 0.00630 0.00570
S3 0.02390 0.01890 0.02480 0.00340 0.00430 0.00130
S4 0.02660 0.02230 0.03050 -0.00030 0.00870 0.00250
S5 0.02520 0.02190 0.02540 0.00640 0.00720 0.00510
S6 0.02550 0.01950 0.02530 0.00010 0.00880 0.00090