data_[La4Pm4Er12Tm4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Pm  1.1300  1.8500  1.1100
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.5284]
_cell_length_b [5.6277]
_cell_length_c [7.1360]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.7494]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [LaPmEr3Tm]
_chemical_formula_sum '[La4 Pm4 Er12 Tm4]'
_cell_volume [784.1836]
_cell_formula_units_Z [4]
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
[
  La  La0  4  0.1450  0.5000  0.0320  1
  Pm  Pm1  4  0.0510  0.0000  0.2716  1
  Er  Er2  4  0.0240  0.5000  0.7310  1
  Er  Er3  4  0.1646  0.0000  0.7261  1
  Er  Er4  4  0.2205  0.0000  0.2433  1
  Tm  Tm5  4  0.1513  0.5000  0.4572  1
]