data_[Tb4Mg2Cr2O12]
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
  Cr  1.6600  1.4000  0.9400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.4365]
_cell_length_b [5.4403]
_cell_length_c [5.4450]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.6823]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb2MgCrO6]
_chemical_formula_sum '[Tb4 Mg2 Cr2 O12]'
_cell_volume [229.8654]
_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  0.2492  0.5000  0.2230  1.0
  Mg  Mg1  2  0.0000  0.5000  0.5000  1.0
  Cr  Cr2  2  0.0000  0.0000  0.0000  1.0
  O  O3  8  0.0658  0.2424  0.8222  1.0
  O  O4  4  0.2361  0.0000  0.3473  1.0
]