data_LaMg2Ag
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.44
_cell_length_b   5.03
_cell_length_c   6.01
_cell_angle_alpha   90.0
_cell_angle_beta   100.91
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LaMg2Ag
_chemical_formula_sum   'La1 Mg2 Ag1'
_cell_volume   102.1
_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
  La  La1  1  0.15  0.0  0.95  1.0
  Mg  Mg2  1  0.6  0.52  0.61  1.0
  Mg  Mg3  1  0.7  0.52  0.29  1.0
  Ag  Ag0  1  0.0  0.0  0.0  1.0

data_LaMg2Ag
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.44
_cell_length_b   5.03
_cell_length_c   6.01
_cell_angle_alpha   90.0
_cell_angle_beta   100.91
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LaMg2Ag
_chemical_formula_sum   'La1 Mg2 Ag1'
_cell_volume   102.1
_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
  La  La0  1  0.15  0.0  0.95  1.0
  Mg  Mg1  1  0.6  0.52  0.61  1.0
  Mg  Mg2  1  0.7  0.52  0.29  1.0
  Ag  Ag3  1  0.0  0.0  0.0  1.0

La Mg Mg Ag
La Mg Mg Ag 0 3 o o + 1 2 o o o 