data_[Mg4Cu8P4O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Cu  1.9000  1.3500  0.8200
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [8.9111]
_cell_length_b [11.2125]
_cell_length_c [5.1475]
_cell_angle_alpha [90.0000]
_cell_angle_beta [114.6659]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [MgCu2PO6]
_chemical_formula_sum '[Mg4 Cu8 P4 O24]'
_cell_volume [467.3901]
_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
[
  Mg  Mg0  4  0.0000  0.0964  0.7500  1
  Cu  Cu1  8  0.1198  0.4112  0.6282  1
  P  P2  4  0.0000  0.1639  0.2500  1
  O  O3  8  0.0857  0.2287  0.5377  1
  O  O4  8  0.1179  0.4234  0.0292  1
  O  O5  8  0.1218  0.0750  0.1940  1
]