data_global
_chemical_name_mineral 'Imiterite'
loop_
_publ_author_name
'Guillou J J'
'Monthel J'
'Picot P'
'Pillard F'
'Protas J'
'Samama J C'
_journal_name_full 'Bulletin de Mineralogie'
_journal_volume 108 
_journal_year 1985
_journal_page_first 457
_journal_page_last 464
_publ_section_title
;
 L'imiterite, Ag2HgS2 nouvelle espece minerale; proprietes et structure cristalline
;
_database_code_amcsd 0012085
_chemical_compound_source 'Tinerhir, Boulmane, Morocco'
_chemical_formula_sum 'Ag2 Hg S2'
_cell_length_a 4.0394
_cell_length_b 8.0050
_cell_length_c 6.5812
_cell_angle_alpha 90
_cell_angle_beta 107.12
_cell_angle_gamma 90
_cell_volume 203.376
_exptl_crystal_density_diffrn      7.846
_symmetry_space_group_name_H-M 'P 1 21/c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2-y,1/2+z'
  '-x,1/2+y,1/2-z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Ag   0.62970   0.15110   0.40810   0.03040
Hg   0.00000   0.00000   0.00000   0.01862
S   0.20140   0.37050   0.23380   0.01406