data_Cr2AgCl
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.73
_cell_length_b   8.73
_cell_length_c   8.73
_cell_angle_alpha   19.85
_cell_angle_beta   19.85
_cell_angle_gamma   19.85
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cr2AgCl
_chemical_formula_sum   'Cr2 Ag1 Cl1'
_cell_volume   67.11
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Cr  Cr2  1  0.0  0.0  0.52  1.0
  Cr  Cr3  1  0.0  0.0  0.83  1.0
  Ag  Ag0  1  0.0  0.0  0.11  1.0
  Cl  Cl1  1  0.0  0.0  0.72  1.0

data_Cr2AgCl
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.21
_cell_length_b   3.01
_cell_length_c   8.73
_cell_angle_alpha   90.0
_cell_angle_beta   101.48
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Cr2AgCl
_chemical_formula_sum   'Cr4 Ag2 Cl2'
_cell_volume   134.23
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Cr  Cr0  2  0.0  0.0  0.17  1.0
  Cr  Cr1  2  0.0  0.0  0.48  1.0
  Ag  Ag2  2  0.0  0.0  0.89  1.0
  Cl  Cl3  2  0.0  0.0  0.28  1.0

Cr Cr Ag Cl
Cr Cr Ag Cl 0 3 o o o 1 3 o o o 1 2 o o + 2 2 o + - 2 2 + - o 2 2 + o - 