data_MgNbAg2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.83
_cell_length_b   4.2
_cell_length_c   6.12
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   MgNbAg2
_chemical_formula_sum   'Mg1 Nb1 Ag2'
_cell_volume   72.92
_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
  Mg  Mg2  1  0.0  0.0  0.96  1.0
  Nb  Nb3  1  0.42  0.1  0.68  1.0
  Ag  Ag0  1  0.0  0.0  0.1  1.0
  Ag  Ag1  1  0.42  0.1  0.58  1.0

data_MgNbAg2
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.83
_cell_length_b   4.2
_cell_length_c   6.12
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   MgNbAg2
_chemical_formula_sum   'Mg1 Nb1 Ag2'
_cell_volume   72.92
_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
  Mg  Mg0  1  0.0  0.0  0.96  1.0
  Nb  Nb1  1  0.42  0.1  0.68  1.0
  Ag  Ag2  1  0.0  0.0  0.1  1.0
  Ag  Ag3  1  0.42  0.1  0.58  1.0

Mg Nb Ag Ag