The material structure described by SrCaDyBiO6 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(3) and four equivalent O(4) atoms. In the fourth Sr site, Sr(4) is bonded in a distorted body-centered cubic geometry to four equivalent O(3) and four equivalent O(5) atoms. There are four inequivalent Ca sites. In the first Ca site, Ca(1) is bonded in a square co-planar geometry to four equivalent O(2) 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 to four equivalent O(1), four equivalent O(2), and four equivalent O(3) atoms to form CaO12 cuboctahedra that share faces with four equivalent Dy(1)O6 octahedra and faces with four equivalent Bi(1)O6 octahedra. In the fourth Ca site, Ca(4) is bonded to four equivalent O(4), four equivalent O(5), and four equivalent O(6) atoms to form CaO12 cuboctahedra that share faces with four equivalent Dy(1)O6 octahedra and faces with four equivalent Bi(1)O6 octahedra. Dy(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 DyO6 octahedra that share corners with six equivalent Bi(1)O6 octahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 25-32°. Bi(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 BiO6 octahedra that share corners with six equivalent Dy(1)O6 octahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 25-32°. There are six inequivalent O sites. In the first O site, O(5) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(4), one Ca(4), one Dy(1), and one Bi(1) atom. In the second O site, O(6) is bonded in a 3-coordinate geometry to one Sr(2), one Ca(4), one Dy(1), and one Bi(1) atom. In the third O site, O(1) is bonded in a 3-coordinate geometry to one Ca(2), one Ca(3), one Dy(1), and one Bi(1) atom. In the fourth O site, O(2) is bonded in a 3-coordinate geometry to one Sr(2), one Ca(1), one Ca(3), one Dy(1), and one Bi(1) atom. In the fifth O site, O(3) is bonded in a 5-coordinate geometry to one Sr(3), one Sr(4), one Ca(3), one Dy(1), and one Bi(1) atom. In the sixth O site, O(4) is bonded in a 3-coordinate geometry to one Sr(3), one Ca(4), one Dy(1), and one Bi(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_SrCaDyBiO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.473
_cell_length_b   8.470
_cell_length_c   8.466
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   607.627
_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  0.000  0.500  0.000  1.0
  Ca  Ca4  1  0.500  0.000  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
  Dy  Dy8  1  0.250  0.248  0.250  1.0
  Dy  Dy9  1  0.750  0.752  0.250  1.0
  Dy  Dy10  1  0.750  0.248  0.750  1.0
  Dy  Dy11  1  0.250  0.752  0.750  1.0
  Bi  Bi12  1  0.750  0.753  0.750  1.0
  Bi  Bi13  1  0.250  0.247  0.750  1.0
  Bi  Bi14  1  0.250  0.753  0.250  1.0
  Bi  Bi15  1  0.750  0.247  0.250  1.0
  O  O16  1  0.993  0.193  0.293  1.0
  O  O17  1  0.007  0.807  0.293  1.0
  O  O18  1  0.007  0.193  0.707  1.0
  O  O19  1  0.993  0.807  0.707  1.0
  O  O20  1  0.296  0.994  0.195  1.0
  O  O21  1  0.296  0.006  0.805  1.0
  O  O22  1  0.704  0.006  0.195  1.0
  O  O23  1  0.704  0.994  0.805  1.0
  O  O24  1  0.201  0.284  0.993  1.0
  O  O25  1  0.799  0.284  0.007  1.0
  O  O26  1  0.201  0.716  0.007  1.0
  O  O27  1  0.799  0.716  0.993  1.0
  O  O28  1  0.506  0.297  0.217  1.0
  O  O29  1  0.494  0.703  0.217  1.0
  O  O30  1  0.494  0.297  0.783  1.0
  O  O31  1  0.506  0.703  0.783  1.0
  O  O32  1  0.214  0.507  0.293  1.0
  O  O33  1  0.214  0.493  0.707  1.0
  O  O34  1  0.786  0.493  0.293  1.0
  O  O35  1  0.786  0.507  0.707  1.0
  O  O36  1  0.296  0.214  0.506  1.0
  O  O37  1  0.704  0.214  0.494  1.0
  O  O38  1  0.296  0.786  0.494  1.0
  O  O39  1  0.704  0.786  0.506  1.0
[/CIF]
.
The material structure described by SrCaDyBiO6 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(3) and four equivalent O(4) atoms. In the fourth Sr site, Sr(4) is bonded in a distorted body-centered cubic geometry to four equivalent O(3) and four equivalent O(5) atoms. There are four inequivalent Ca sites. In the first Ca site, Ca(1) is bonded in a square co-planar geometry to four equivalent O(2) 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 to four equivalent O(1), four equivalent O(2), and four equivalent O(3) atoms to form CaO12 cuboctahedra that share faces with four equivalent Dy(1)O6 octahedra and faces with four equivalent Bi(1)O6 octahedra. In the fourth Ca site, Ca(4) is bonded to four equivalent O(4), four equivalent O(5), and four equivalent O(6) atoms to form CaO12 cuboctahedra that share faces with four equivalent Dy(1)O6 octahedra and faces with four equivalent Bi(1)O6 octahedra. Dy(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 DyO6 octahedra that share corners with six equivalent Bi(1)O6 octahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 25-32°. Bi(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 BiO6 octahedra that share corners with six equivalent Dy(1)O6 octahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 25-32°. There are six inequivalent O sites. In the first O site, O(5) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(4), one Ca(4), one Dy(1), and one Bi(1) atom. In the second O site, O(6) is bonded in a 3-coordinate geometry to one Sr(2), one Ca(4), one Dy(1), and one Bi(1) atom. In the third O site, O(1) is bonded in a 3-coordinate geometry to one Ca(2), one Ca(3), one Dy(1), and one Bi(1) atom. In the fourth O site, O(2) is bonded in a 3-coordinate geometry to one Sr(2), one Ca(1), one Ca(3), one Dy(1), and one Bi(1) atom. In the fifth O site, O(3) is bonded in a 5-coordinate geometry to one Sr(3), one Sr(4), one Ca(3), one Dy(1), and one Bi(1) atom. In the sixth O site, O(4) is bonded in a 3-coordinate geometry to one Sr(3), one Ca(4), one Dy(1), and one Bi(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_SrCaDyBiO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.473
_cell_length_b   8.470
_cell_length_c   8.466
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   607.627
_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  0.000  0.500  0.000  1.0
  Ca  Ca4  1  0.500  0.000  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
  Dy  Dy8  1  0.250  0.248  0.250  1.0
  Dy  Dy9  1  0.750  0.752  0.250  1.0
  Dy  Dy10  1  0.750  0.248  0.750  1.0
  Dy  Dy11  1  0.250  0.752  0.750  1.0
  Bi  Bi12  1  0.750  0.753  0.750  1.0
  Bi  Bi13  1  0.250  0.247  0.750  1.0
  Bi  Bi14  1  0.250  0.753  0.250  1.0
  Bi  Bi15  1  0.750  0.247  0.250  1.0
  O  O16  1  0.993  0.193  0.293  1.0
  O  O17  1  0.007  0.807  0.293  1.0
  O  O18  1  0.007  0.193  0.707  1.0
  O  O19  1  0.993  0.807  0.707  1.0
  O  O20  1  0.296  0.994  0.195  1.0
  O  O21  1  0.296  0.006  0.805  1.0
  O  O22  1  0.704  0.006  0.195  1.0
  O  O23  1  0.704  0.994  0.805  1.0
  O  O24  1  0.201  0.284  0.993  1.0
  O  O25  1  0.799  0.284  0.007  1.0
  O  O26  1  0.201  0.716  0.007  1.0
  O  O27  1  0.799  0.716  0.993  1.0
  O  O28  1  0.506  0.297  0.217  1.0
  O  O29  1  0.494  0.703  0.217  1.0
  O  O30  1  0.494  0.297  0.783  1.0
  O  O31  1  0.506  0.703  0.783  1.0
  O  O32  1  0.214  0.507  0.293  1.0
  O  O33  1  0.214  0.493  0.707  1.0
  O  O34  1  0.786  0.493  0.293  1.0
  O  O35  1  0.786  0.507  0.707  1.0
  O  O36  1  0.296  0.214  0.506  1.0
  O  O37  1  0.704  0.214  0.494  1.0
  O  O38  1  0.296  0.786  0.494  1.0
  O  O39  1  0.704  0.786  0.506  1.0
[/CIF]
.