data_Cu2AgSn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.83
_cell_length_b   8.83
_cell_length_c   8.83
_cell_angle_alpha   19.82
_cell_angle_beta   19.82
_cell_angle_gamma   19.82
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu2AgSn
_chemical_formula_sum   'Cu2 Ag1 Sn1'
_cell_volume   69.15
_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
  Cu  Cu1  1  0.0  0.0  0.79  1.0
  Cu  Cu2  1  0.0  0.0  0.71  1.0
  Ag  Ag0  1  0.0  0.0  0.22  1.0
  Sn  Sn3  1  0.0  0.0  0.15  1.0

data_Cu2AgSn
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.26
_cell_length_b   3.04
_cell_length_c   8.83
_cell_angle_alpha   90.0
_cell_angle_beta   101.46
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Cu2AgSn
_chemical_formula_sum   'Cu4 Ag2 Sn2'
_cell_volume   138.3
_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
  Cu  Cu0  2  0.0  0.0  0.21  1.0
  Cu  Cu1  2  0.0  0.0  0.29  1.0
  Ag  Ag2  2  0.0  0.0  0.78  1.0
  Sn  Sn3  2  0.0  0.0  0.85  1.0

Cu Cu Ag Sn
Cu Cu Ag Sn 0 1 o o o 2 3 o o o 