The material structure described by SrLa4Cr5O15 is (Cubic) Perovskite-derived structured and crystallizes in the monoclinic C2/m space group. Sr(1) is bonded to two equivalent O(5), two equivalent O(6), four equivalent O(1), and four equivalent O(2) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(1)O12 cuboctahedra, corners with four equivalent La(1)O12 cuboctahedra, corners with six equivalent La(2)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, faces with four equivalent La(1)O12 cuboctahedra, faces with two equivalent Cr(2)O6 octahedra, faces with two equivalent Cr(3)O6 octahedra, and faces with four equivalent Cr(1)O6 octahedra. There are two inequivalent La sites. In the first La site, La(1) is bonded to one O(4), one O(6), two equivalent O(2), two equivalent O(3), two equivalent O(5), and four equivalent O(1) atoms to form LaO12 cuboctahedra that share corners with two equivalent Sr(1)O12 cuboctahedra, corners with five equivalent La(1)O12 cuboctahedra, corners with five equivalent La(2)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with three equivalent La(2)O12 cuboctahedra, faces with two equivalent Cr(2)O6 octahedra, faces with three equivalent Cr(1)O6 octahedra, and faces with three equivalent Cr(3)O6 octahedra. In the second La site, La(2) is bonded to one O(5), two equivalent O(1), two equivalent O(3), three equivalent O(4), and four equivalent O(2) atoms to form LaO12 cuboctahedra that share corners with three equivalent Sr(1)O12 cuboctahedra, corners with four equivalent La(2)O12 cuboctahedra, corners with five equivalent La(1)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, faces with three equivalent La(1)O12 cuboctahedra,  a faceface with one Cr(2)O6 octahedra, faces with three equivalent Cr(1)O6 octahedra, and faces with four equivalent Cr(3)O6 octahedra. There are three inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(4), one O(6), two equivalent O(1), and two equivalent O(2) atoms to form CrO6 octahedra that share  a cornercorner with one Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with three equivalent Cr(3)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with three equivalent La(1)O12 cuboctahedra, and faces with three equivalent La(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-4°. In the second Cr site, Cr(2) is bonded to two equivalent O(5) and four equivalent O(1) atoms to form CrO6 octahedra that share corners with two equivalent Cr(3)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, and faces with four equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 4°. In the third Cr site, Cr(3) is bonded to one O(4), one O(5), two equivalent O(2), and two equivalent O(3) atoms to form CrO6 octahedra that share  a cornercorner with one Cr(2)O6 octahedra, corners with two equivalent Cr(3)O6 octahedra, corners with three equivalent Cr(1)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra, faces with three equivalent La(1)O12 cuboctahedra, and faces with four equivalent La(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-4°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Sr(1), one La(2), two equivalent La(1), one Cr(1), and one Cr(2) atom. In the second O site, O(2) is bonded in a distorted linear geometry to one Sr(1), one La(1), two equivalent La(2), one Cr(1), and one Cr(3) atom. In the third O site, O(3) is bonded in a distorted linear geometry to two equivalent La(1), two equivalent La(2), and two equivalent Cr(3) atoms. In the fourth O site, O(4) is bonded in a distorted linear geometry to one La(1), three equivalent La(2), one Cr(1), and one Cr(3) atom. In the fifth O site, O(5) is bonded in a distorted linear geometry to one Sr(1), one La(2), two equivalent La(1), one Cr(2), and one Cr(3) atom. In the sixth O site, O(6) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent La(1), and two equivalent Cr(1) atoms. is represented by the CIF file [CIF]
data_SrLa4Cr5O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.744
_cell_length_b   8.744
_cell_length_c   6.780
_cell_angle_alpha   75.144
_cell_angle_beta   75.144
_cell_angle_gamma   36.962
_symmetry_Int_Tables_number   1
_cell_volume   300.063
_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
  Sr  Sr0  1  0.000  0.000  0.000  1.0
  La  La1  1  0.401  0.401  0.399  1.0
  La  La2  1  0.800  0.800  0.800  1.0
  La  La3  1  0.200  0.200  0.200  1.0
  La  La4  1  0.599  0.599  0.601  1.0
  Cr  Cr5  1  0.600  0.600  0.099  1.0
  Cr  Cr6  1  0.000  0.000  0.500  1.0
  Cr  Cr7  1  0.400  0.400  0.901  1.0
  Cr  Cr8  1  0.800  0.800  0.299  1.0
  Cr  Cr9  1  0.200  0.200  0.701  1.0
  O  O10  1  0.307  0.795  0.307  1.0
  O  O11  1  0.693  0.205  0.693  1.0
  O  O12  1  0.101  0.591  0.102  1.0
  O  O13  1  0.500  0.000  0.500  1.0
  O  O14  1  0.899  0.409  0.898  1.0
  O  O15  1  0.700  0.700  0.201  1.0
  O  O16  1  0.102  0.102  0.592  1.0
  O  O17  1  0.500  0.500  0.000  1.0
  O  O18  1  0.898  0.898  0.408  1.0
  O  O19  1  0.300  0.300  0.799  1.0
  O  O20  1  0.409  0.899  0.898  1.0
  O  O21  1  0.795  0.307  0.307  1.0
  O  O22  1  0.205  0.693  0.693  1.0
  O  O23  1  0.591  0.101  0.102  1.0
  O  O24  1  0.000  0.500  0.500  1.0
[/CIF]
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The material structure described by SrLa4Cr5O15 is (Cubic) Perovskite-derived structured and crystallizes in the monoclinic C2/m space group. Sr(1) is bonded to two equivalent O(5), two equivalent O(6), four equivalent O(1), and four equivalent O(2) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(1)O12 cuboctahedra, corners with four equivalent La(1)O12 cuboctahedra, corners with six equivalent La(2)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, faces with four equivalent La(1)O12 cuboctahedra, faces with two equivalent Cr(2)O6 octahedra, faces with two equivalent Cr(3)O6 octahedra, and faces with four equivalent Cr(1)O6 octahedra. There are two inequivalent La sites. In the first La site, La(1) is bonded to one O(4), one O(6), two equivalent O(2), two equivalent O(3), two equivalent O(5), and four equivalent O(1) atoms to form LaO12 cuboctahedra that share corners with two equivalent Sr(1)O12 cuboctahedra, corners with five equivalent La(1)O12 cuboctahedra, corners with five equivalent La(2)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with three equivalent La(2)O12 cuboctahedra, faces with two equivalent Cr(2)O6 octahedra, faces with three equivalent Cr(1)O6 octahedra, and faces with three equivalent Cr(3)O6 octahedra. In the second La site, La(2) is bonded to one O(5), two equivalent O(1), two equivalent O(3), three equivalent O(4), and four equivalent O(2) atoms to form LaO12 cuboctahedra that share corners with three equivalent Sr(1)O12 cuboctahedra, corners with four equivalent La(2)O12 cuboctahedra, corners with five equivalent La(1)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, faces with three equivalent La(1)O12 cuboctahedra,  a faceface with one Cr(2)O6 octahedra, faces with three equivalent Cr(1)O6 octahedra, and faces with four equivalent Cr(3)O6 octahedra. There are three inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(4), one O(6), two equivalent O(1), and two equivalent O(2) atoms to form CrO6 octahedra that share  a cornercorner with one Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with three equivalent Cr(3)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with three equivalent La(1)O12 cuboctahedra, and faces with three equivalent La(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-4°. In the second Cr site, Cr(2) is bonded to two equivalent O(5) and four equivalent O(1) atoms to form CrO6 octahedra that share corners with two equivalent Cr(3)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, and faces with four equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 4°. In the third Cr site, Cr(3) is bonded to one O(4), one O(5), two equivalent O(2), and two equivalent O(3) atoms to form CrO6 octahedra that share  a cornercorner with one Cr(2)O6 octahedra, corners with two equivalent Cr(3)O6 octahedra, corners with three equivalent Cr(1)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra, faces with three equivalent La(1)O12 cuboctahedra, and faces with four equivalent La(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-4°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Sr(1), one La(2), two equivalent La(1), one Cr(1), and one Cr(2) atom. In the second O site, O(2) is bonded in a distorted linear geometry to one Sr(1), one La(1), two equivalent La(2), one Cr(1), and one Cr(3) atom. In the third O site, O(3) is bonded in a distorted linear geometry to two equivalent La(1), two equivalent La(2), and two equivalent Cr(3) atoms. In the fourth O site, O(4) is bonded in a distorted linear geometry to one La(1), three equivalent La(2), one Cr(1), and one Cr(3) atom. In the fifth O site, O(5) is bonded in a distorted linear geometry to one Sr(1), one La(2), two equivalent La(1), one Cr(2), and one Cr(3) atom. In the sixth O site, O(6) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent La(1), and two equivalent Cr(1) atoms. is represented by the CIF file [CIF]
data_SrLa4Cr5O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.744
_cell_length_b   8.744
_cell_length_c   6.780
_cell_angle_alpha   75.144
_cell_angle_beta   75.144
_cell_angle_gamma   36.962
_symmetry_Int_Tables_number   1
_cell_volume   300.063
_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
  Sr  Sr0  1  0.000  0.000  0.000  1.0
  La  La1  1  0.401  0.401  0.399  1.0
  La  La2  1  0.800  0.800  0.800  1.0
  La  La3  1  0.200  0.200  0.200  1.0
  La  La4  1  0.599  0.599  0.601  1.0
  Cr  Cr5  1  0.600  0.600  0.099  1.0
  Cr  Cr6  1  0.000  0.000  0.500  1.0
  Cr  Cr7  1  0.400  0.400  0.901  1.0
  Cr  Cr8  1  0.800  0.800  0.299  1.0
  Cr  Cr9  1  0.200  0.200  0.701  1.0
  O  O10  1  0.307  0.795  0.307  1.0
  O  O11  1  0.693  0.205  0.693  1.0
  O  O12  1  0.101  0.591  0.102  1.0
  O  O13  1  0.500  0.000  0.500  1.0
  O  O14  1  0.899  0.409  0.898  1.0
  O  O15  1  0.700  0.700  0.201  1.0
  O  O16  1  0.102  0.102  0.592  1.0
  O  O17  1  0.500  0.500  0.000  1.0
  O  O18  1  0.898  0.898  0.408  1.0
  O  O19  1  0.300  0.300  0.799  1.0
  O  O20  1  0.409  0.899  0.898  1.0
  O  O21  1  0.795  0.307  0.307  1.0
  O  O22  1  0.205  0.693  0.693  1.0
  O  O23  1  0.591  0.101  0.102  1.0
  O  O24  1  0.000  0.500  0.500  1.0
[/CIF]
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