data_[Pm6Tm2P8]
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
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [P2/c]
_cell_length_a [7.0772]
_cell_length_b [8.1816]
_cell_length_c [7.0788]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.5115]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [13]
_chemical_formula_structural [Pm3TmP4]
_chemical_formula_sum '[Pm6 Tm2 P8]'
_cell_volume [386.3448]
_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  2  0.0000  0.3738  0.2500  1
  Pm  Pm1  2  0.5000  0.1242  0.2500  1
  Pm  Pm2  2  0.5000  0.3736  0.7500  1
  Tm  Tm3  2  0.0000  0.1239  0.7500  1
  P  P4  4  0.2421  0.1208  0.5004  1
  P  P5  4  0.2465  0.3709  0.9958  1
]