data_[Sm2Y4Ho12Er6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Y  1.2200  1.8000  1.0400
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.1259]
_cell_length_b [10.5968]
_cell_length_c [11.7201]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.9784]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [SmY2(Ho2Er)3]
_chemical_formula_sum '[Sm2 Y4 Ho12 Er6]'
_cell_volume [749.3016]
_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
[
  Sm  Sm0  2  0.0000  0.0000  0.0000  1
  Y  Y1  4  0.0000  0.3333  0.0000  1
  Ho  Ho2  8  0.2485  0.3335  0.7474  1
  Ho  Ho3  4  0.2482  0.0000  0.7476  1
  Er  Er4  4  0.0000  0.1669  0.5000  1
  Er  Er5  2  0.0000  0.5000  0.5000  1
]