data_[Mg2Ag2Sb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Ag  1.9300  1.6000  1.0867
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.8723]
_cell_length_b [4.8370]
_cell_length_c [6.4196]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.3733]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [MgAgSb]
_chemical_formula_sum '[Mg2 Ag2 Sb2]'
_cell_volume [151.1631]
_cell_formula_units_Z [2]
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  2  0.2680  0.2500  0.0005  1.0
  Ag  Ag1  2  0.3082  0.2500  0.5047  1.0
  Sb  Sb2  2  0.2151  0.7500  0.7498  1.0
]