data_[Mg2Zn2P4O14]
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
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [6.4781]
_cell_length_b [8.2441]
_cell_length_c [4.4862]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.7065]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [MgZnP2O7]
_chemical_formula_sum '[Mg2 Zn2 P4 O14]'
_cell_volume [232.7669]
_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  0.0000  0.5289  0.0000  1
  Zn  Zn1  2  0.0000  0.9087  0.0000  1
  P  P2  4  0.2186  0.2112  0.4076  1
  O  O3  4  0.1184  0.7161  0.2840  1
  O  O4  4  0.2119  0.3671  0.2251  1
  O  O5  4  0.2397  0.0597  0.2164  1
  O  O6  2  0.0000  0.1840  0.5000  1
]