data_[Cu6As2I4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  As  2.1800  1.1500  0.6600
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [7.5710]
_cell_length_b [10.7047]
_cell_length_c [16.6463]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Cu3AsI2]
_chemical_formula_sum '[Cu6 As2 I4]'
_cell_volume [1349.1034]
_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
[
  Cu  Cu0  4  0.0843  0.3861  0.5025  1
  Cu  Cu1  2  0.1160  0.0000  0.4990  1
  As  As2  2  0.3746  0.0000  0.4327  1
  I  I3  4  0.4082  0.3174  0.5316  1
]