data_[Mg4Cr4Ag4Te12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Cr  1.6600  1.4000  0.9400
  Ag  1.9300  1.6000  1.0867
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.9621]
_cell_length_b [13.6098]
_cell_length_c [10.9811]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [MgCrAgTe3]
_chemical_formula_sum '[Mg4 Cr4 Ag4 Te12]'
_cell_volume [592.1349]
_cell_formula_units_Z [4]
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  4  0.0000  0.2140  0.2500  1
  Cr  Cr1  4  0.0000  0.0000  0.0000  1
  Ag  Ag2  4  0.0000  0.4681  0.7500  1
  Te  Te3  8  0.0000  0.3599  0.5409  1
  Te  Te4  4  0.0000  0.1154  0.7500  1
]