data_[Tb6Mg6Co4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Mg  1.3100  1.5000  0.8600
  Co  1.8800  1.3500  0.7683
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.3084]
_cell_length_b [4.4813]
_cell_length_c [4.9983]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.5188]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb3Mg3Co2]
_chemical_formula_sum '[Tb6 Mg6 Co4]'
_cell_volume [360.2606]
_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
[
  Tb  Tb0  4  0.1715  0.0000  0.5880  1
  Tb  Tb1  2  0.0000  0.0000  0.0000  1
  Mg  Mg2  4  0.1374  0.5000  0.0757  1
  Mg  Mg3  2  0.0000  0.5000  0.5000  1
  Co  Co4  4  0.2208  0.0000  0.1042  1
]