data_[Pm6Tm3Be3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Tm  1.2500  1.7500  1.0950
  Be  1.5700  1.0500  0.5900
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [3.4508]
_cell_length_b [3.4508]
_cell_length_c [34.6654]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Pm2TmBe]
_chemical_formula_sum '[Pm6 Tm3 Be3]'
_cell_volume [357.4934]
_cell_formula_units_Z [3]
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  0.0000  0.0000  0.0848  1
  Tm  Tm1  3  -0.0000  -0.0000  0.5000  1
  Be  Be2  3  0.0000  0.0000  0.0000  1
]