data_[Ca8Zn20Cu12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Zn  1.6500  1.3500  0.8800
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [Ibam]
_cell_length_a [10.9219]
_cell_length_b [11.5151]
_cell_length_c [5.7076]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [72]
_chemical_formula_structural [Ca2Zn5Cu3]
_chemical_formula_sum '[Ca8 Zn20 Cu12]'
_cell_volume [717.8299]
_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
[
  Ca  Ca0  8  0.2386  0.3705  0.5000  1.0
  Zn  Zn1  8  0.0000  0.2351  0.2500  1.0
  Zn  Zn2  8  0.1482  0.1110  0.5000  1.0
  Zn  Zn3  4  0.0000  0.5000  0.2500  1.0
  Cu  Cu4  8  0.1281  0.3694  0.0000  1.0
  Cu  Cu5  4  0.0000  0.0000  0.2500  1.0
]