data_GeB2As
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.16
_cell_length_b   3.16
_cell_length_c   6.27
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.86
_symmetry_Int_Tables_number   1
_chemical_formula_structural   GeB2As
_chemical_formula_sum   'Ge1 B2 As1'
_cell_volume   53.84
_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
  Ge  Ge3  1  0.0  0.0  0.0  1.0
  B  B1  1  0.56  0.0  0.67  1.0
  B  B2  1  0.56  0.0  0.61  1.0
  As  As0  1  0.0  0.0  0.14  1.0

data_GeB2As
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.16
_cell_length_b   5.43
_cell_length_c   6.27
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   GeB2As
_chemical_formula_sum   'Ge2 B4 As2'
_cell_volume   107.68
_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
  Ge  Ge0  2  0.0  0.0  0.0  1.0
  B  B1  2  0.44  0.0  0.33  1.0
  B  B2  2  0.44  0.0  0.39  1.0
  As  As3  2  0.0  0.0  0.86  1.0

Ge B B As
Ge B B As 0 3 o o o 1 2 o o o 
(B)2GeAs is beta oxygen-derived structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one arsanylidynegermanium molecule and one boron molecule.