data_Si2AgSn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.03
_cell_length_b   5.03
_cell_length_c   5.03
_cell_angle_alpha   127.63
_cell_angle_beta   127.63
_cell_angle_gamma   77.23
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Si2AgSn
_chemical_formula_sum   'Si2 Ag1 Sn1'
_cell_volume   77.4
_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
  Si  Si1  1  0.0  0.22  0.96  1.0
  Si  Si2  1  0.0  0.0  0.0  1.0
  Ag  Ag0  1  0.0  0.0  0.93  1.0
  Sn  Sn3  1  0.22  0.0  0.96  1.0

data_Si2AgSn
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.44
_cell_length_b   4.44
_cell_length_c   5.03
_cell_angle_alpha   116.19
_cell_angle_beta   116.19
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Si2AgSn
_chemical_formula_sum   'Si2 Ag1 Sn1'
_cell_volume   77.4
_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
  Si  Si0  1  0.0  0.0  0.0  1.0
  Si  Si1  1  0.75  0.96  0.75  1.0
  Ag  Ag2  1  0.93  0.93  0.93  1.0
  Sn  Sn3  1  0.96  0.75  0.75  1.0

Si Si Ag Sn