data_NaGaAg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.73
_cell_length_b   6.73
_cell_length_c   6.73
_cell_angle_alpha   153.23
_cell_angle_beta   153.23
_cell_angle_gamma   38.21
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaGaAg
_chemical_formula_sum   'Na1 Ga1 Ag1'
_cell_volume   61.74
_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
  Na  Na2  1  0.0  0.0  0.48  1.0
  Ga  Ga1  1  0.0  0.0  0.42  1.0
  Ag  Ag0  1  0.0  0.0  0.53  1.0

data_NaGaAg
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.41
_cell_length_b   4.41
_cell_length_c   6.73
_cell_angle_alpha   90.0
_cell_angle_beta   109.11
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   NaGaAg
_chemical_formula_sum   'Na2 Ga2 Ag2'
_cell_volume   123.49
_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
  Na  Na0  2  0.48  0.0  0.48  1.0
  Ga  Ga1  2  0.42  0.0  0.42  1.0
  Ag  Ag2  2  0.03  0.5  0.53  1.0

Na Ga Ag
Na Ga Ag 0 2 o o o 0 1 o o o 