data_[Mg1Zn2Ag4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [3.1338]
_cell_length_b [8.3693]
_cell_length_c [8.5708]
_cell_angle_alpha [102.4233]
_cell_angle_beta [97.9998]
_cell_angle_gamma [95.2426]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [MgZn2(AgO2)4]
_chemical_formula_sum '[Mg1 Zn2 Ag4 O8]'
_cell_volume [215.6772]
_cell_formula_units_Z [1]
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  1  0.5000  0.0000  0.0000  1
  Zn  Zn1  2  0.2378  0.2950  0.7025  1
  Ag  Ag2  2  0.0991  0.3286  0.0444  1
  Ag  Ag3  2  0.3534  0.0517  0.3316  1
  O  O4  2  0.0062  0.9055  0.1139  1
  O  O5  2  0.1891  0.5828  0.1649  1
  O  O6  2  0.3361  0.8298  0.4290  1
  O  O7  2  0.4862  0.7818  0.8084  1
]