data_[Pm4Tl4Co4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Tl  1.6200  1.9000  1.3325
  Co  1.8800  1.3500  0.7683
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.9631]
_cell_length_b [4.0222]
_cell_length_c [5.3212]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.5563]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [PmTlCo]
_chemical_formula_sum '[Pm4 Tl4 Co4]'
_cell_volume [271.8201]
_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
[
  Pm  Pm0  4  0.1351  0.0000  0.8208  1
  Tl  Tl1  4  0.0798  0.5000  0.2895  1
  Co  Co2  4  0.2268  0.0000  0.3853  1
]