[CIF]
data_Mg4NbAg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.60632464
_cell_length_b   5.60632464
_cell_length_c   5.60632464
_cell_angle_alpha   60.00000000
_cell_angle_beta   60.00000000
_cell_angle_gamma   60.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg4NbAg
_chemical_formula_sum   'Mg4 Nb1 Ag1'
_cell_volume   124.60048399
_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
  Ag  Ag0  1  1.98213509  1.98213509  1.98213508  1
  Mg  Mg1  1  2.97102577  2.97102577  4.95751457  1
  Mg  Mg2  1  2.97102577  4.95751457  2.97102577  1
  Mg  Mg3  1  4.95751457  2.97102577  2.97102577  1
  Mg  Mg4  1  4.95751457  4.95751457  4.95751457  1
  Nb  Nb5  1  0.00000000  0.00000000  0.00000000  1
[/CIF]
