data_K2SnAs
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.46
_cell_length_b   4.21
_cell_length_c   6.87
_cell_angle_alpha   90.0
_cell_angle_beta   112.99
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2SnAs
_chemical_formula_sum   'K2 Sn1 As1'
_cell_volume   145.27
_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
  K  K1  1  0.14  0.11  0.62  1.0
  K  K2  1  0.65  0.0  0.25  1.0
  Sn  Sn3  1  0.39  0.11  0.16  1.0
  As  As0  1  0.43  0.0  0.46  1.0

data_K2SnAs
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.21
_cell_length_b   5.46
_cell_length_c   6.87
_cell_angle_alpha   112.99
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2SnAs
_chemical_formula_sum   'K2 Sn1 As1'
_cell_volume   145.27
_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
  K  K0  1  0.0  0.35  0.75  1.0
  K  K1  1  0.89  0.86  0.38  1.0
  Sn  Sn2  1  0.89  0.61  0.84  1.0
  As  As3  1  0.0  0.57  0.54  1.0

K K Sn As