data_[Pm2Mn2Br2O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Mn  1.5500  1.4000  0.6483
  Br  2.9600  1.1500  0.8825
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.5003]
_cell_length_b [4.1581]
_cell_length_c [7.7089]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.3799]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [PmMnBrO2]
_chemical_formula_sum '[Pm2 Mn2 Br2 O4]'
_cell_volume [213.4825]
_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
[
  Pm  Pm0  2  0.2826  0.2500  0.9403  1
  Mn  Mn1  2  0.1733  0.7500  0.5624  1
  Br  Br2  2  0.2105  0.7500  0.2190  1
  O  O3  2  0.1448  0.2500  0.6119  1
  O  O4  2  0.3741  0.7500  0.8768  1
]