data_[Rb4Cu4Te4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cu  1.9000  1.3500  0.8200
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [8.5400]
_cell_length_b [4.4100]
_cell_length_c [11.0997]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [RbCuTe]
_chemical_formula_sum '[Rb4 Cu4 Te4]'
_cell_volume [418.0280]
_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
[
  Rb  Rb0  4  0.0155  0.2500  0.3078  1.0
  Cu  Cu1  4  0.0741  0.2500  0.0078  1.0
  Te  Te2  4  0.2160  0.7500  0.0681  1.0
]