data_BeInSn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.58
_cell_length_b   6.58
_cell_length_c   6.58
_cell_angle_alpha   151.89
_cell_angle_beta   151.89
_cell_angle_gamma   40.18
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BeInSn
_chemical_formula_sum   'Be1 In1 Sn1'
_cell_volume   63.26
_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
  Be  Be0  1  0.0  0.0  0.35  1.0
  In  In1  1  0.0  0.0  0.91  1.0
  Sn  Sn2  1  0.0  0.0  0.48  1.0

data_BeInSn
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.52
_cell_length_b   4.52
_cell_length_c   6.58
_cell_angle_alpha   90.0
_cell_angle_beta   110.09
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   BeInSn
_chemical_formula_sum   'Be2 In2 Sn2'
_cell_volume   126.51
_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
  Be  Be0  2  0.0  0.0  0.65  1.0
  In  In1  2  0.0  0.0  0.09  1.0
  Sn  Sn2  2  0.0  0.0  0.52  1.0

Be In Sn
Be In Sn 0 2 o o o 0 1 o o o 0 1 o o - 1 1 + o + 1 1 o + + 1 2 o o o 
BeInSn crystallizes in the monoclinic Cm space group. Be(1) is bonded in a single-bond geometry to one In(1) and one Sn(1) atom. The Be(1)-In(1) bond length is 2.93 Å. The Be(1)-Sn(1) bond length is 0.81 Å. In(1) is bonded in a distorted linear geometry to one Be(1), four equivalent In(1), and one Sn(1) atom. All In(1)-In(1) bond lengths are 3.20 Å. The In(1)-Sn(1) bond length is 2.84 Å. Sn(1) is bonded in a single-bond geometry to one Be(1) and one In(1) atom.