data_[Pm2B4F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  B  2.0400  0.8500  0.4100
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.7048]
_cell_length_b [5.2453]
_cell_length_c [5.6272]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.0830]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [PmB2F8]
_chemical_formula_sum '[Pm2 B4 F16]'
_cell_volume [331.9583]
_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  0.0000  0.0000  0.0000  1
  B  B1  4  0.1760  0.0000  0.6727  1
  F  F2  8  0.1300  0.2148  0.7734  1
  F  F3  4  0.1236  0.0000  0.4069  1
  F  F4  4  0.2027  0.5000  0.2738  1
]