The crystal structure described by SrEuBiSbO6 crystallizes in the triclinic P-1 space group. Sr(1) is bonded in a 8-coordinate geometry to one O(1), one O(4), one O(5), one O(6), two equivalent O(2), and two equivalent O(3) atoms. Eu(1) is bonded in a 8-coordinate geometry to one O(2), one O(3), one O(5), one O(6), two equivalent O(1), and two equivalent O(4) atoms. There are two inequivalent Bi sites. In the first Bi site, Bi(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(6) atoms to form BiO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra and corners with four equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-34°. In the second Bi site, Bi(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(5) atoms to form BiO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra and corners with four equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 31-36°. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form SbO6 octahedra that share corners with two equivalent Bi(2)O6 octahedra and corners with four equivalent Bi(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-36°. In the second Sb site, Sb(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form SbO6 octahedra that share corners with two equivalent Bi(1)O6 octahedra and corners with four equivalent Bi(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 31-35°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one Sr(1), two equivalent Eu(1), one Bi(1), and one Sb(1) atom. In the second O site, O(2) is bonded in a 5-coordinate geometry to two equivalent Sr(1), one Eu(1), one Bi(2), and one Sb(2) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to two equivalent Sr(1), one Eu(1), one Bi(1), and one Sb(1) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one Sr(1), two equivalent Eu(1), one Bi(2), and one Sb(2) atom. In the fifth O site, O(5) is bonded to one Sr(1), one Eu(1), one Bi(2), and one Sb(1) atom to form distorted corner-sharing OSrEuBiSb tetrahedra. In the sixth O site, O(6) is bonded to one Sr(1), one Eu(1), one Bi(1), and one Sb(2) atom to form distorted corner-sharing OSrEuBiSb tetrahedra. is represented by the CIF file [CIF]
data_SrEuBiSbO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.922
_cell_length_b   6.116
_cell_length_c   8.494
_cell_angle_alpha   90.025
_cell_angle_beta   90.263
_cell_angle_gamma   90.086
_symmetry_Int_Tables_number   1
_cell_volume   307.660
_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
  Sr  Sr0  1  0.514  0.553  0.249  1.0
  Sr  Sr1  1  0.486  0.447  0.751  1.0
  Eu  Eu2  1  0.983  0.055  0.251  1.0
  Eu  Eu3  1  0.017  0.945  0.749  1.0
  Bi  Bi4  1  0.000  0.500  0.000  1.0
  Bi  Bi5  1  0.500  0.000  0.500  1.0
  Sb  Sb6  1  0.500  0.000  0.000  1.0
  Sb  Sb7  1  0.000  0.500  0.500  1.0
  O  O8  1  0.219  0.183  0.944  1.0
  O  O9  1  0.279  0.685  0.552  1.0
  O  O10  1  0.781  0.817  0.056  1.0
  O  O11  1  0.721  0.315  0.448  1.0
  O  O12  1  0.323  0.722  0.943  1.0
  O  O13  1  0.175  0.217  0.558  1.0
  O  O14  1  0.677  0.278  0.057  1.0
  O  O15  1  0.825  0.783  0.442  1.0
  O  O16  1  0.391  0.966  0.229  1.0
  O  O17  1  0.101  0.459  0.270  1.0
  O  O18  1  0.609  0.034  0.771  1.0
  O  O19  1  0.899  0.541  0.730  1.0
[/CIF]
.
The crystal structure described by SrEuBiSbO6 crystallizes in the triclinic P-1 space group. Sr(1) is bonded in a 8-coordinate geometry to one O(1), one O(4), one O(5), one O(6), two equivalent O(2), and two equivalent O(3) atoms. Eu(1) is bonded in a 8-coordinate geometry to one O(2), one O(3), one O(5), one O(6), two equivalent O(1), and two equivalent O(4) atoms. There are two inequivalent Bi sites. In the first Bi site, Bi(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(6) atoms to form BiO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra and corners with four equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-34°. In the second Bi site, Bi(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(5) atoms to form BiO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra and corners with four equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 31-36°. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form SbO6 octahedra that share corners with two equivalent Bi(2)O6 octahedra and corners with four equivalent Bi(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-36°. In the second Sb site, Sb(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form SbO6 octahedra that share corners with two equivalent Bi(1)O6 octahedra and corners with four equivalent Bi(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 31-35°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one Sr(1), two equivalent Eu(1), one Bi(1), and one Sb(1) atom. In the second O site, O(2) is bonded in a 5-coordinate geometry to two equivalent Sr(1), one Eu(1), one Bi(2), and one Sb(2) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to two equivalent Sr(1), one Eu(1), one Bi(1), and one Sb(1) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one Sr(1), two equivalent Eu(1), one Bi(2), and one Sb(2) atom. In the fifth O site, O(5) is bonded to one Sr(1), one Eu(1), one Bi(2), and one Sb(1) atom to form distorted corner-sharing OSrEuBiSb tetrahedra. In the sixth O site, O(6) is bonded to one Sr(1), one Eu(1), one Bi(1), and one Sb(2) atom to form distorted corner-sharing OSrEuBiSb tetrahedra. is represented by the CIF file [CIF]
data_SrEuBiSbO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.922
_cell_length_b   6.116
_cell_length_c   8.494
_cell_angle_alpha   90.025
_cell_angle_beta   90.263
_cell_angle_gamma   90.086
_symmetry_Int_Tables_number   1
_cell_volume   307.660
_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
  Sr  Sr0  1  0.514  0.553  0.249  1.0
  Sr  Sr1  1  0.486  0.447  0.751  1.0
  Eu  Eu2  1  0.983  0.055  0.251  1.0
  Eu  Eu3  1  0.017  0.945  0.749  1.0
  Bi  Bi4  1  0.000  0.500  0.000  1.0
  Bi  Bi5  1  0.500  0.000  0.500  1.0
  Sb  Sb6  1  0.500  0.000  0.000  1.0
  Sb  Sb7  1  0.000  0.500  0.500  1.0
  O  O8  1  0.219  0.183  0.944  1.0
  O  O9  1  0.279  0.685  0.552  1.0
  O  O10  1  0.781  0.817  0.056  1.0
  O  O11  1  0.721  0.315  0.448  1.0
  O  O12  1  0.323  0.722  0.943  1.0
  O  O13  1  0.175  0.217  0.558  1.0
  O  O14  1  0.677  0.278  0.057  1.0
  O  O15  1  0.825  0.783  0.442  1.0
  O  O16  1  0.391  0.966  0.229  1.0
  O  O17  1  0.101  0.459  0.270  1.0
  O  O18  1  0.609  0.034  0.771  1.0
  O  O19  1  0.899  0.541  0.730  1.0
[/CIF]
.