The structure described by CaSrLaSbO6 crystallizes in the orthorhombic P222 space group. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a distorted square co-planar geometry to four equivalent O(5) atoms. In the second Sr site, Sr(2) is bonded in a distorted square co-planar geometry to four equivalent O(2) and four equivalent O(6) atoms. In the third Sr site, Sr(3) is bonded in a distorted square co-planar geometry to four equivalent O(4) atoms. In the fourth Sr site, Sr(4) is bonded in a distorted square co-planar geometry to four equivalent O(2) and four equivalent O(4) atoms. There are four inequivalent Ca sites. In the first Ca site, Ca(1) is bonded in a distorted square co-planar geometry to four equivalent O(3) atoms. In the second Ca site, Ca(2) is bonded in a square co-planar geometry to four equivalent O(1) atoms. In the third Ca site, Ca(3) is bonded in a distorted q6 geometry to four equivalent O(1), four equivalent O(2), and four equivalent O(3) atoms. In the fourth Ca site, Ca(4) is bonded in a distorted q6 geometry to four equivalent O(4), four equivalent O(5), and four equivalent O(6) atoms. La(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form LaO6 octahedra that share corners with six equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 26-32°. Sb(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form SbO6 octahedra that share corners with six equivalent La(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 26-32°. There are six inequivalent O sites. In the first O site, O(5) is bonded in a 3-coordinate geometry to one Sr(1), one Ca(4), one La(1), and one Sb(1) atom. In the second O site, O(6) is bonded in a 3-coordinate geometry to one Sr(2), one Ca(4), one La(1), and one Sb(1) atom. In the third O site, O(1) is bonded in a 3-coordinate geometry to one Ca(2), one Ca(3), one La(1), and one Sb(1) atom. In the fourth O site, O(2) is bonded in a 5-coordinate geometry to one Sr(2), one Sr(4), one Ca(3), one La(1), and one Sb(1) atom. In the fifth O site, O(3) is bonded in a 3-coordinate geometry to one Ca(1), one Ca(3), one La(1), and one Sb(1) atom. In the sixth O site, O(4) is bonded in a 3-coordinate geometry to one Sr(3), one Sr(4), one Ca(4), one La(1), and one Sb(1) atom. is represented by the CIF file [CIF]
data_SrCaLaSbO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.487
_cell_length_b   8.459
_cell_length_c   8.488
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   609.350
_cell_formula_units_Z   4
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  0.000  0.500  0.500  1.0
  Sr  Sr1  1  0.500  0.000  0.500  1.0
  Sr  Sr2  1  0.500  0.500  0.000  1.0
  Sr  Sr3  1  0.500  0.000  0.000  1.0
  Ca  Ca4  1  0.000  0.500  0.000  1.0
  Ca  Ca5  1  0.000  0.000  0.500  1.0
  Ca  Ca6  1  0.000  0.000  0.000  1.0
  Ca  Ca7  1  0.500  0.500  0.500  1.0
  La  La8  1  0.752  0.750  0.750  1.0
  La  La9  1  0.248  0.250  0.750  1.0
  La  La10  1  0.248  0.750  0.250  1.0
  La  La11  1  0.752  0.250  0.250  1.0
  Sb  Sb12  1  0.247  0.250  0.251  1.0
  Sb  Sb13  1  0.753  0.750  0.251  1.0
  Sb  Sb14  1  0.753  0.250  0.749  1.0
  Sb  Sb15  1  0.247  0.750  0.749  1.0
  O  O16  1  0.020  0.194  0.296  1.0
  O  O17  1  0.980  0.806  0.296  1.0
  O  O18  1  0.980  0.194  0.704  1.0
  O  O19  1  0.020  0.806  0.704  1.0
  O  O20  1  0.285  0.021  0.200  1.0
  O  O21  1  0.285  0.979  0.800  1.0
  O  O22  1  0.715  0.979  0.200  1.0
  O  O23  1  0.715  0.021  0.800  1.0
  O  O24  1  0.192  0.293  0.022  1.0
  O  O25  1  0.808  0.293  0.978  1.0
  O  O26  1  0.192  0.707  0.978  1.0
  O  O27  1  0.808  0.707  0.022  1.0
  O  O28  1  0.479  0.295  0.213  1.0
  O  O29  1  0.521  0.705  0.213  1.0
  O  O30  1  0.521  0.295  0.787  1.0
  O  O31  1  0.479  0.705  0.787  1.0
  O  O32  1  0.213  0.480  0.297  1.0
  O  O33  1  0.213  0.520  0.703  1.0
  O  O34  1  0.787  0.520  0.297  1.0
  O  O35  1  0.787  0.480  0.703  1.0
  O  O36  1  0.298  0.216  0.481  1.0
  O  O37  1  0.702  0.216  0.519  1.0
  O  O38  1  0.298  0.784  0.519  1.0
  O  O39  1  0.702  0.784  0.481  1.0
[/CIF]
.
The structure described by CaSrLaSbO6 crystallizes in the orthorhombic P222 space group. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a distorted square co-planar geometry to four equivalent O(5) atoms. In the second Sr site, Sr(2) is bonded in a distorted square co-planar geometry to four equivalent O(2) and four equivalent O(6) atoms. In the third Sr site, Sr(3) is bonded in a distorted square co-planar geometry to four equivalent O(4) atoms. In the fourth Sr site, Sr(4) is bonded in a distorted square co-planar geometry to four equivalent O(2) and four equivalent O(4) atoms. There are four inequivalent Ca sites. In the first Ca site, Ca(1) is bonded in a distorted square co-planar geometry to four equivalent O(3) atoms. In the second Ca site, Ca(2) is bonded in a square co-planar geometry to four equivalent O(1) atoms. In the third Ca site, Ca(3) is bonded in a distorted q6 geometry to four equivalent O(1), four equivalent O(2), and four equivalent O(3) atoms. In the fourth Ca site, Ca(4) is bonded in a distorted q6 geometry to four equivalent O(4), four equivalent O(5), and four equivalent O(6) atoms. La(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form LaO6 octahedra that share corners with six equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 26-32°. Sb(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form SbO6 octahedra that share corners with six equivalent La(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 26-32°. There are six inequivalent O sites. In the first O site, O(5) is bonded in a 3-coordinate geometry to one Sr(1), one Ca(4), one La(1), and one Sb(1) atom. In the second O site, O(6) is bonded in a 3-coordinate geometry to one Sr(2), one Ca(4), one La(1), and one Sb(1) atom. In the third O site, O(1) is bonded in a 3-coordinate geometry to one Ca(2), one Ca(3), one La(1), and one Sb(1) atom. In the fourth O site, O(2) is bonded in a 5-coordinate geometry to one Sr(2), one Sr(4), one Ca(3), one La(1), and one Sb(1) atom. In the fifth O site, O(3) is bonded in a 3-coordinate geometry to one Ca(1), one Ca(3), one La(1), and one Sb(1) atom. In the sixth O site, O(4) is bonded in a 3-coordinate geometry to one Sr(3), one Sr(4), one Ca(4), one La(1), and one Sb(1) atom. is represented by the CIF file [CIF]
data_SrCaLaSbO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.487
_cell_length_b   8.459
_cell_length_c   8.488
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   609.350
_cell_formula_units_Z   4
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  0.000  0.500  0.500  1.0
  Sr  Sr1  1  0.500  0.000  0.500  1.0
  Sr  Sr2  1  0.500  0.500  0.000  1.0
  Sr  Sr3  1  0.500  0.000  0.000  1.0
  Ca  Ca4  1  0.000  0.500  0.000  1.0
  Ca  Ca5  1  0.000  0.000  0.500  1.0
  Ca  Ca6  1  0.000  0.000  0.000  1.0
  Ca  Ca7  1  0.500  0.500  0.500  1.0
  La  La8  1  0.752  0.750  0.750  1.0
  La  La9  1  0.248  0.250  0.750  1.0
  La  La10  1  0.248  0.750  0.250  1.0
  La  La11  1  0.752  0.250  0.250  1.0
  Sb  Sb12  1  0.247  0.250  0.251  1.0
  Sb  Sb13  1  0.753  0.750  0.251  1.0
  Sb  Sb14  1  0.753  0.250  0.749  1.0
  Sb  Sb15  1  0.247  0.750  0.749  1.0
  O  O16  1  0.020  0.194  0.296  1.0
  O  O17  1  0.980  0.806  0.296  1.0
  O  O18  1  0.980  0.194  0.704  1.0
  O  O19  1  0.020  0.806  0.704  1.0
  O  O20  1  0.285  0.021  0.200  1.0
  O  O21  1  0.285  0.979  0.800  1.0
  O  O22  1  0.715  0.979  0.200  1.0
  O  O23  1  0.715  0.021  0.800  1.0
  O  O24  1  0.192  0.293  0.022  1.0
  O  O25  1  0.808  0.293  0.978  1.0
  O  O26  1  0.192  0.707  0.978  1.0
  O  O27  1  0.808  0.707  0.022  1.0
  O  O28  1  0.479  0.295  0.213  1.0
  O  O29  1  0.521  0.705  0.213  1.0
  O  O30  1  0.521  0.295  0.787  1.0
  O  O31  1  0.479  0.705  0.787  1.0
  O  O32  1  0.213  0.480  0.297  1.0
  O  O33  1  0.213  0.520  0.703  1.0
  O  O34  1  0.787  0.520  0.297  1.0
  O  O35  1  0.787  0.480  0.703  1.0
  O  O36  1  0.298  0.216  0.481  1.0
  O  O37  1  0.702  0.216  0.519  1.0
  O  O38  1  0.298  0.784  0.519  1.0
  O  O39  1  0.702  0.784  0.481  1.0
[/CIF]
.