data_[Na1Pm2Ge1O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Pm  1.1300  1.8500  1.1100
  Ge  2.0100  1.2500  0.7700
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4mm]
_cell_length_a [5.3753]
_cell_length_b [5.3753]
_cell_length_c [4.9643]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [99]
_chemical_formula_structural [NaPm2GeO6]
_chemical_formula_sum '[Na1 Pm2 Ge1 O6]'
_cell_volume [143.4390]
_cell_formula_units_Z [1]
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
[
  Na  Na0  1  0.5000  0.5000  0.5602  1
  Pm  Pm1  2  0.0000  0.5000  0.0010  1
  Ge  Ge2  1  0.0000  0.0000  0.6033  1
  O  O3  4  0.2312  0.2312  0.7302  1
  O  O4  1  0.0000  0.0000  0.2417  1
  O  O5  1  0.5000  0.5000  0.1187  1
]