data_2105382
_publ_section_title
;
 Electron-microscope study of the structure of Ag8 S formed in the initial
 stage of silver sulfidation
;
_journal_name_full               'Acta Crystallographica B (39,1983-)'
_journal_page_first              149
_journal_page_last               155
_journal_volume                  51
_journal_year                    1995
_chemical_formula_sum            'Ag8 S'
_chemical_name_systematic        'Ag8 S'
_space_group_IT_number           44
_symmetry_space_group_name_Hall  'I 2 -2'
_symmetry_space_group_name_H-M   'I m m 2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   5.9
_cell_length_b                   6.4
_cell_length_c                   8.7
_cell_volume                     328.512
_citation_journal_id_ASTM        ASBSDK
_[local]_cod_data_source_file    silver3-x_291.cif
_[local]_cod_data_source_block   Ag8S1
_[local]_cod_chemical_formula_sum_orig 'Ag8 S1'
_cod_database_code               2105382
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-y,z
-x,y,z
x,-y,z
x+1/2,y+1/2,z+1/2
-x+1/2,-y+1/2,z+1/2
-x+1/2,y+1/2,z+1/2
x+1/2,-y+1/2,z+1/2
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Ag1 Ag 0 0.25 0.375 1 0.0
S1 S-2 0 0 0 1 0.0
Ag3 Ag 0.25 0 0.625 1 0.0
Ag2 Ag 0 0.75 0.875 1 0.0
Ag4 Ag 0.75 0 0.125 1 0.0
