data_ZrNbAg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.23
_cell_length_b   7.16
_cell_length_c   2.91
_cell_angle_alpha   79.65
_cell_angle_beta   77.0
_cell_angle_gamma   23.35
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZrNbAg
_chemical_formula_sum   'Zr1 Nb1 Ag1'
_cell_volume   58.08
_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
  Zr  Zr2  1  0.94  0.18  0.56  1.0
  Nb  Nb1  1  0.94  0.18  0.18  1.0
  Ag  Ag0  1  0.94  0.18  0.05  1.0

data_ZrNbAg
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.87
_cell_length_b   13.79
_cell_length_c   2.91
_cell_angle_alpha   90.0
_cell_angle_beta   131.65
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   ZrNbAg
_chemical_formula_sum   'Zr2 Nb2 Ag2'
_cell_volume   116.17
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  2  0.18  0.0  0.51  1.0
  Nb  Nb1  2  0.18  0.0  0.89  1.0
  Ag  Ag2  2  0.18  0.0  0.01  1.0

Zr Nb Ag