data_[Ca8Mg4Au8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Mg  1.3100  1.5000  0.8600
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.9896]
_cell_length_b [4.4167]
_cell_length_c [10.9556]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.5518]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ca2MgAu2]
_chemical_formula_sum '[Ca8 Mg4 Au8]'
_cell_volume [504.6796]
_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  4  0.0154  0.5000  0.6780  1.0
  Ca  Ca1  4  0.1822  0.5000  0.1029  1.0
  Mg  Mg2  4  0.2136  0.0000  0.3697  1.0
  Au  Au3  4  0.0254  0.0000  0.8805  1.0
  Au  Au4  4  0.1377  0.0000  0.5729  1.0
]