data_[Mg2Cu4W4O12F8]
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
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [10.7448]
_cell_length_b [3.8660]
_cell_length_c [10.3453]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.3272]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [MgCu2W2(O3F2)2]
_chemical_formula_sum '[Mg2 Cu4 W4 O12 F8]'
_cell_volume [429.6252]
_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
[
  Mg  Mg0  2  0.1978  0.0000  0.0281  1
  Cu  Cu1  2  0.0199  0.5000  0.5122  1
  Cu  Cu2  2  0.4917  0.0000  0.0073  1
  W  W3  2  0.2420  0.5000  0.2591  1
  W  W4  2  0.2732  0.0000  0.7414  1
  O  O5  2  0.1177  0.5000  0.3705  1
  O  O6  2  0.1505  0.5000  0.0904  1
  O  O7  2  0.2499  0.0000  0.2319  1
  O  O8  2  0.2516  0.5000  0.7425  1
  O  O9  2  0.3441  0.0000  0.9117  1
  O  O10  2  0.4058  0.0000  0.6411  1
  F  F11  2  0.1099  0.0000  0.8613  1
  F  F12  2  0.1420  0.0000  0.6044  1
  F  F13  2  0.3680  0.5000  0.3948  1
  F  F14  2  0.3961  0.5000  0.1470  1
]