data_[Ca2Zn8Cu2]
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 [Pmma]
_cell_length_a [7.7807]
_cell_length_b [3.9483]
_cell_length_c [6.8962]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [CaZn4Cu]
_chemical_formula_sum '[Ca2 Zn8 Cu2]'
_cell_volume [211.8543]
_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
[
  Ca  Ca0  2  0.2500  0.0000  0.3887  1.0
  Zn  Zn1  4  0.0548  0.5000  0.7025  1.0
  Zn  Zn2  2  0.0000  0.0000  0.0000  1.0
  Zn  Zn3  2  0.2500  0.5000  0.0501  1.0
  Cu  Cu4  2  0.2500  0.0000  0.7980  1.0
]