data_[Pm4Be2Ga2Ni12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Be  1.5700  1.0500  0.5900
  Ga  1.8100  1.3000  0.7600
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.0372]
_cell_length_b [4.9535]
_cell_length_c [7.7307]
_cell_angle_alpha [90.0000]
_cell_angle_beta [131.7992]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm2BeGaNi6]
_chemical_formula_sum '[Pm4 Be2 Ga2 Ni12]'
_cell_volume [315.0867]
_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  0.2474  0.5000  0.7945  1
  Be  Be1  2  0.0000  0.0000  0.5000  1
  Ga  Ga2  2  0.0000  0.5000  0.0000  1
  Ni  Ni3  8  0.0150  0.2458  0.2764  1
  Ni  Ni4  4  0.2475  0.0000  0.5855  1
]