data_[Mg1Tl1Cr2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Tl  1.6200  1.9000  1.3325
  Cr  1.6600  1.4000  0.9400
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [2.9654]
_cell_length_b [4.7434]
_cell_length_c [5.1527]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.0481]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [MgTlCr2]
_chemical_formula_sum '[Mg1 Tl1 Cr2]'
_cell_volume [72.4317]
_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  0.5000  0.5000  0.0000  1
  Tl  Tl1  1  0.0000  0.5000  0.5000  1
  Cr  Cr2  2  0.1679  0.0000  0.1671  1
]