data_Eu3Sn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.42
_cell_length_b   7.42
_cell_length_c   5.81
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Eu3Sn
_chemical_formula_sum   'Eu6 Sn2'
_cell_volume   277.35
_cell_formula_units_Z   2
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
  Eu  Eu0  1  0.0  0.26  0.36  1.0
  Eu  Eu1  1  0.75  0.3  0.36  1.0
  Eu  Eu2  1  0.25  0.3  0.36  1.0
  Eu  Eu3  1  0.71  0.17  0.45  1.0
  Eu  Eu4  1  0.96  0.13  0.45  1.0
  Eu  Eu5  1  0.46  0.13  0.45  1.0
  Sn  Sn6  1  0.0  0.28  0.45  1.0
  Sn  Sn7  1  0.71  0.14  0.36  1.0

data_Eu3Sn
_symmetry_space_group_name_H-M   P-1
_cell_length_a   5.81
_cell_length_b   7.42
_cell_length_c   7.42
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Eu3Sn
_chemical_formula_sum   'Eu6 Sn2'
_cell_volume   277.35
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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
  Eu  Eu0  2  0.05  0.11  0.92  1.0
  Eu  Eu1  2  0.05  0.36  0.95  1.0
  Eu  Eu2  2  0.05  0.6  0.92  1.0
  Sn  Sn3  2  0.05  0.64  0.07  1.0

Eu Eu Eu Eu Eu Eu Sn Sn
Eu Eu Eu Eu Eu Eu Sn Sn 0 6 o o o 0 2 o o o 0 4 - o o 1 7 o o o 1 3 o o o 1 5 o o o 2 6 o o o 2 4 - o o 3 7 o o o 3 5 o o o 4 6 + o o 5 7 o o o 