data_AgSnAs
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.07
_cell_length_b   7.03
_cell_length_c   3.09
_cell_angle_alpha   77.94
_cell_angle_beta   76.72
_cell_angle_gamma   25.33
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AgSnAs
_chemical_formula_sum   'Ag1 Sn1 As1'
_cell_volume   63.97
_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
  Ag  Ag0  1  0.13  0.24  0.13  1.0
  Sn  Sn2  1  0.13  0.24  0.53  1.0
  As  As1  1  0.13  0.24  0.74  1.0

data_AgSnAs
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.26
_cell_length_b   13.4
_cell_length_c   3.09
_cell_angle_alpha   90.0
_cell_angle_beta   133.57
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   AgSnAs
_chemical_formula_sum   'Ag2 Sn2 As2'
_cell_volume   127.94
_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
  Ag  Ag0  2  0.13  0.0  0.27  1.0
  Sn  Sn1  2  0.13  0.0  0.66  1.0
  As  As2  2  0.13  0.0  0.87  1.0

Ag Sn As