data_[Pm6Ge2H6]
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
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [P6_3/m]
_cell_length_a [8.2304]
_cell_length_b [8.2304]
_cell_length_c [4.2992]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [176]
_chemical_formula_structural [Pm3GeH3]
_chemical_formula_sum '[Pm6 Ge2 H6]'
_cell_volume [252.2066]
_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  6  0.0764  0.3654  0.7500  1
  Ge  Ge1  2  0.3333  0.6667  0.2500  1
  H  H2  6  0.0445  0.2378  0.2500  1
]