data_KSn2Ge
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.64
_cell_length_b   6.64
_cell_length_c   6.64
_cell_angle_alpha   149.4
_cell_angle_beta   126.76
_cell_angle_gamma   62.67
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KSn2Ge
_chemical_formula_sum   'K1 Sn2 Ge1'
_cell_volume   118.48
_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  0.0  0.0  0.0  1.0
  Sn  Sn2  1  0.0  0.98  0.29  1.0
  Sn  Sn3  1  0.75  0.0  0.39  1.0
  Ge  Ge0  1  0.0  0.0  0.67  1.0

data_KSn2Ge
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.51
_cell_length_b   5.95
_cell_length_c   6.64
_cell_angle_alpha   116.62
_cell_angle_beta   105.3
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KSn2Ge
_chemical_formula_sum   'K1 Sn2 Ge1'
_cell_volume   118.48
_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  0.0  0.0  1.0
  Sn  Sn1  1  0.0  0.39  0.63  1.0
  Sn  Sn2  1  0.02  0.31  0.31  1.0
  Ge  Ge3  1  0.0  0.67  0.67  1.0

K Sn Sn Ge