data_[Pm6Ge2F4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ge  2.0100  1.2500  0.7700
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pmmn]
_cell_length_a [5.0498]
_cell_length_b [12.9531]
_cell_length_c [3.9069]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [59]
_chemical_formula_structural [Pm3GeF2]
_chemical_formula_sum '[Pm6 Ge2 F4]'
_cell_volume [255.5509]
_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  4  0.0000  0.1784  0.7446  1
  Pm  Pm1  2  0.0000  0.5000  0.1983  1
  Ge  Ge2  2  0.0000  0.0000  0.2623  1
  F  F3  4  0.0000  0.3096  0.2400  1
]