data_NaCu2Te
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.21
_cell_length_b   5.21
_cell_length_c   5.21
_cell_angle_alpha   135.37
_cell_angle_beta   127.93
_cell_angle_gamma   70.96
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaCu2Te
_chemical_formula_sum   'Na1 Cu2 Te1'
_cell_volume   76.95
_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
  Na  Na2  1  0.0  0.0  0.23  1.0
  Cu  Cu0  1  0.0  0.0  0.41  1.0
  Cu  Cu1  1  0.0  0.29  0.45  1.0
  Te  Te3  1  0.98  0.0  0.9  1.0

data_NaCu2Te
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.96
_cell_length_b   4.58
_cell_length_c   5.21
_cell_angle_alpha   116.04
_cell_angle_beta   112.32
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaCu2Te
_chemical_formula_sum   'Na1 Cu2 Te1'
_cell_volume   76.95
_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
  Na  Na0  1  0.0  0.23  0.23  1.0
  Cu  Cu1  1  0.0  0.41  0.41  1.0
  Cu  Cu2  1  0.71  0.16  0.16  1.0
  Te  Te3  1  0.0  0.9  0.92  1.0

Na Cu Cu Te
Na Cu Cu Te 0 2 o o o 0 1 o o o 0 3 - o - 