data_[Zr4Be4Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zr  1.3300  1.5500  0.8600
  Be  1.5700  1.0500  0.5900
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.3629]
_cell_length_b [15.5875]
_cell_length_c [3.7607]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [ZrBeAg]
_chemical_formula_sum '[Zr4 Be4 Ag4]'
_cell_volume [197.1345]
_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
[
  Zr  Zr0  4  0.0000  0.0969  0.2500  1.0
  Be  Be1  4  0.0000  0.4644  0.2500  1.0
  Ag  Ag2  4  0.0000  0.2973  0.2500  1.0
]