data_BeAgPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.3
_cell_length_b   6.24
_cell_length_c   3.16
_cell_angle_alpha   76.3
_cell_angle_beta   74.48
_cell_angle_gamma   29.22
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BeAgPb
_chemical_formula_sum   'Be1 Ag1 Pb1'
_cell_volume   58.51
_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
  Be  Be1  1  0.16  0.31  0.42  1.0
  Ag  Ag0  1  0.16  0.31  0.52  1.0
  Pb  Pb2  1  0.16  0.31  0.78  1.0

data_BeAgPb
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.33
_cell_length_b   11.72
_cell_length_c   3.16
_cell_angle_alpha   90.0
_cell_angle_beta   133.14
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   BeAgPb
_chemical_formula_sum   'Be2 Ag2 Pb2'
_cell_volume   117.03
_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
  Be  Be0  2  0.42  0.0  0.58  1.0
  Ag  Ag1  2  0.02  0.5  0.68  1.0
  Pb  Pb2  2  0.28  0.5  0.94  1.0

Be Ag Pb