data_global
_chemical_name_mineral 'Dyscrasite'
loop_
_publ_author_name
'Peacock M'
'Berry L'
_journal_name_full 'University of Toronto Studies, Geological Series'
_journal_volume 44 
_journal_year 1940
_journal_page_first 47
_journal_page_last 69
_publ_section_title
;
 Roentgenographic observations on ore minerals
 _cod_database_code 1011092
;
_database_code_amcsd 0017988
_chemical_formula_sum 'Sb Ag3'
_cell_length_a 2.990
_cell_length_b 5.225
_cell_length_c 4.820
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 75.302
_exptl_crystal_density_diffrn      9.821
_symmetry_space_group_name_H-M 'P m 2 m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-x,y,z'
  'x,y,-z'
  '-x,y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Sb1   0.00000   0.00000   0.00000
Ag1   0.50000   0.50000   0.00000
Ag2   0.00000   0.65000   0.50000
Ag3   0.50000   0.17000   0.50000