data_CrCuAg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.67
_cell_length_b   2.67
_cell_length_c   6.81
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CrCuAg
_chemical_formula_sum   'Cr1 Cu1 Ag1'
_cell_volume   41.97
_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  Cr1  1  0.0  0.0  0.38  1.0
  Cu  Cu2  1  0.0  0.54  0.45  1.0
  Ag  Ag0  1  0.33  0.77  0.79  1.0

data_CrCuAg
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.67
_cell_length_b   2.67
_cell_length_c   6.81
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CrCuAg
_chemical_formula_sum   'Cr1 Cu1 Ag1'
_cell_volume   41.97
_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  Cr0  1  0.0  0.0  0.38  1.0
  Cu  Cu1  1  0.0  0.54  0.45  1.0
  Ag  Ag2  1  0.33  0.77  0.79  1.0

Cr Cu Ag
Cr Cu Ag 0 1 o o o 0 1 o - o 0 2 o - o 1 2 o o o 1 2 - - o 2 2 + + o 2 2 o + o 2 2 + o o 