data_[K2Nd1Er1Te4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [7.8734]
_cell_length_b [4.5437]
_cell_length_c [8.6577]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.6242]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [K2NdErTe4]
_chemical_formula_sum '[K2 Nd1 Er1 Te4]'
_cell_volume [295.1864]
_cell_formula_units_Z [1]
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
[
  K  K0  1  0.0000  0.5000  0.5000  1.0
  K  K1  1  0.5000  0.0000  0.5000  1.0
  Nd  Nd2  1  0.5000  0.5000  0.0000  1.0
  Er  Er3  1  0.0000  0.0000  0.0000  1.0
  Te  Te4  2  0.2279  0.5000  0.2085  1.0
  Te  Te5  2  0.2540  0.0000  0.7873  1.0
]