data_[Be2Zn2Ag2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Be  1.5700  1.0500  0.5900
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.6817]
_cell_length_b [4.1170]
_cell_length_c [4.7206]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.1784]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [BeZnAg]
_chemical_formula_sum '[Be2 Zn2 Ag2]'
_cell_volume [82.3412]
_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
[
  Be  Be0  2  0.4530  0.2500  0.6095  1
  Zn  Zn1  2  0.1589  0.7500  0.6108  1
  Ag  Ag2  2  0.2315  0.2500  0.0298  1
]