data_[Tm4Cr4B4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Cr  1.6600  1.4000  0.9400
  B  2.0400  0.8500  0.4100
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [6.2064]
_cell_length_b [8.3952]
_cell_length_c [6.6754]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.7560]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [TmCrBO5]
_chemical_formula_sum '[Tm4 Cr4 B4 O20]'
_cell_volume [320.7385]
_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
[
  Tm  Tm0  4  0.0000  0.3414  0.7500  1.0
  Cr  Cr1  4  0.0000  0.0000  0.0000  1.0
  B  B2  4  0.0000  0.3173  0.2500  1.0
  O  O3  8  0.1077  0.2211  0.1263  1.0
  O  O4  8  0.1728  0.4321  0.4113  1.0
  O  O5  4  0.0000  0.0824  0.7500  1.0
]