data_K2SrSn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.23
_cell_length_b   6.85
_cell_length_c   5.99
_cell_angle_alpha   90.0
_cell_angle_beta   93.77
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2SrSn
_chemical_formula_sum   'K2 Sr1 Sn1'
_cell_volume   173.21
_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  0.86  0.42  0.33  1.0
  K  K1  1  0.98  0.42  0.65  1.0
  Sr  Sr3  1  0.0  0.0  0.0  1.0
  Sn  Sn2  1  0.92  0.0  0.99  1.0

data_K2SrSn
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.23
_cell_length_b   5.99
_cell_length_c   6.85
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   93.77
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2SrSn
_chemical_formula_sum   'K2 Sr1 Sn1'
_cell_volume   173.21
_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  0.02  0.35  0.58  1.0
  K  K1  1  0.14  0.67  0.58  1.0
  Sr  Sr2  1  0.0  0.0  0.0  1.0
  Sn  Sn3  1  0.08  0.01  0.0  1.0

K K Sr Sn
K K Sr Sn 0 1 o o o 2 3 - o - 