data_[Y4Er2Tm6As12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.8290]
_cell_length_b [4.0932]
_cell_length_c [8.1848]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.2490]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Y2Er(TmAs2)3]
_chemical_formula_sum '[Y4 Er2 Tm6 As12]'
_cell_volume [581.4111]
_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
[
  Y  Y0  4  0.1665  0.0000  0.3330  1.0
  Er  Er1  2  0.0000  0.5000  0.0000  1.0
  Tm  Tm2  4  0.1669  0.0000  0.8335  1.0
  Tm  Tm3  2  0.0000  0.5000  0.5000  1.0
  As  As4  4  0.0011  0.0000  0.7498  1.0
  As  As5  4  0.1657  0.5000  0.5856  1.0
  As  As6  4  0.1668  0.5000  0.0805  1.0
]