data_[Pm4Ge2O10]
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
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [8.2107]
_cell_length_b [8.3208]
_cell_length_c [5.1490]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.1590]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Pm2GeO5]
_chemical_formula_sum '[Pm4 Ge2 O10]'
_cell_volume [287.5953]
_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  0.1452  0.2296  0.7022  1
  Ge  Ge1  2  0.4899  0.5000  0.0066  1
  O  O2  4  0.4811  0.2650  0.9518  1
  O  O3  2  0.0422  0.0000  0.3929  1
  O  O4  2  0.2188  0.5000  0.7113  1
  O  O5  2  0.2196  0.0000  0.0273  1
]