The material described by KNa7V6Cr2O24 is (Cubic) Perovskite-derived structured and crystallizes in the orthorhombic Amm2 space group. K(1) is bonded to one O(5), one O(9), two equivalent O(7), four equivalent O(1), and four equivalent O(2) atoms to form KO12 cuboctahedra that share corners with four equivalent Na(4)O12 cuboctahedra, corners with eight equivalent Na(2)O12 cuboctahedra, faces with two equivalent Na(3)O12 cuboctahedra, faces with four equivalent Na(1)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. There are five inequivalent Na sites. In the first Na site, Na(1) is bonded to one O(5), one O(9), two equivalent O(1), two equivalent O(2), two equivalent O(3), two equivalent O(4), and two equivalent O(7) atoms to form NaO12 cuboctahedra that share corners with four equivalent Na(1)O12 cuboctahedra, corners with four equivalent Na(3)O12 cuboctahedra, corners with four equivalent Na(5)O12 cuboctahedra, faces with two equivalent K(1)O12 cuboctahedra, faces with two equivalent Na(2)O12 cuboctahedra, faces with two equivalent Na(4)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. In the second Na site, Na(2) is bonded to one O(10), one O(6), two equivalent O(1), two equivalent O(2), two equivalent O(3), two equivalent O(4), and two equivalent O(8) atoms to form NaO12 cuboctahedra that share corners with four equivalent K(1)O12 cuboctahedra, corners with four equivalent Na(2)O12 cuboctahedra, corners with four equivalent Na(4)O12 cuboctahedra, faces with two equivalent Na(1)O12 cuboctahedra, faces with two equivalent Na(3)O12 cuboctahedra, faces with two equivalent Na(5)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. In the third Na site, Na(3) is bonded to one O(10), one O(6), two equivalent O(8), four equivalent O(1), and four equivalent O(2) atoms to form NaO12 cuboctahedra that share corners with four equivalent Na(5)O12 cuboctahedra, corners with eight equivalent Na(1)O12 cuboctahedra, faces with two equivalent K(1)O12 cuboctahedra, faces with four equivalent Na(2)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. In the fourth Na site, Na(4) is bonded to one O(5), one O(9), two equivalent O(7), four equivalent O(3), and four equivalent O(4) atoms to form NaO12 cuboctahedra that share corners with four equivalent K(1)O12 cuboctahedra, corners with eight equivalent Na(2)O12 cuboctahedra, faces with two equivalent Na(5)O12 cuboctahedra, faces with four equivalent Na(1)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. In the fifth Na site, Na(5) is bonded to one O(10), one O(6), two equivalent O(8), four equivalent O(3), and four equivalent O(4) atoms to form NaO12 cuboctahedra that share corners with four equivalent Na(3)O12 cuboctahedra, corners with eight equivalent Na(1)O12 cuboctahedra, faces with two equivalent Na(4)O12 cuboctahedra, faces with four equivalent Na(2)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(7), and one O(8) atom to form VO6 octahedra that share corners with two equivalent V(1)O6 octahedra, corners with two equivalent V(2)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra,  a faceface with one K(1)O12 cuboctahedra,  a faceface with one Na(3)O12 cuboctahedra,  a faceface with one Na(4)O12 cuboctahedra,  a faceface with one Na(5)O12 cuboctahedra, faces with two equivalent Na(1)O12 cuboctahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. In the second V site, V(2) is bonded to one O(10), one O(9), two equivalent O(2), and two equivalent O(4) atoms to form VO6 octahedra that share corners with two equivalent V(2)O6 octahedra, corners with four equivalent V(1)O6 octahedra,  a faceface with one K(1)O12 cuboctahedra,  a faceface with one Na(3)O12 cuboctahedra,  a faceface with one Na(4)O12 cuboctahedra,  a faceface with one Na(5)O12 cuboctahedra, faces with two equivalent Na(1)O12 cuboctahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. Cr(1) is bonded to one O(5), one O(6), two equivalent O(1), and two equivalent O(3) atoms to form CrO6 octahedra that share corners with two equivalent Cr(1)O6 octahedra, corners with four equivalent V(1)O6 octahedra,  a faceface with one K(1)O12 cuboctahedra,  a faceface with one Na(3)O12 cuboctahedra,  a faceface with one Na(4)O12 cuboctahedra,  a faceface with one Na(5)O12 cuboctahedra, faces with two equivalent Na(1)O12 cuboctahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one K(1), one Na(1), one Na(2), one Na(3), one V(1), and one Cr(1) atom. In the second O site, O(2) is bonded in a distorted linear geometry to one K(1), one Na(1), one Na(2), one Na(3), one V(1), and one V(2) atom. In the third O site, O(3) is bonded in a distorted linear geometry to one Na(1), one Na(2), one Na(4), one Na(5), one V(1), and one Cr(1) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Na(1), one Na(2), one Na(4), one Na(5), one V(1), and one V(2) atom. In the fifth O site, O(5) is bonded to one K(1), one Na(4), two equivalent Na(1), and two equivalent Cr(1) atoms to form a mixture of distorted corner and edge-sharing OKNa3Cr2 octahedra. The corner-sharing octahedra are not tilted. In the sixth O site, O(6) is bonded in a distorted linear geometry to one Na(3), one Na(5), two equivalent Na(2), and two equivalent Cr(1) atoms. In the seventh O site, O(7) is bonded to one K(1), one Na(4), two equivalent Na(1), and two equivalent V(1) atoms to form distorted OKNa3V2 octahedra that share corners with four equivalent O(7)KNa3V2 octahedra, edges with two equivalent O(5)KNa3Cr2 octahedra, and edges with two equivalent O(9)KNa3V2 octahedra. The corner-sharing octahedra are not tilted. In the eighth O site, O(8) is bonded in a distorted linear geometry to one Na(3), one Na(5), two equivalent Na(2), and two equivalent V(1) atoms. In the ninth O site, O(9) is bonded to one K(1), one Na(4), two equivalent Na(1), and two equivalent V(2) atoms to form distorted OKNa3V2 octahedra that share corners with four equivalent O(5)KNa3Cr2 octahedra and edges with four equivalent O(7)KNa3V2 octahedra. The corner-sharing octahedra are not tilted. In the tenth O site, O(10) is bonded in a distorted linear geometry to one Na(3), one Na(5), two equivalent Na(2), and two equivalent V(2) atoms. is represented by the CIF card [CIF]
data_KNa7V6Cr2O24
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.557
_cell_length_b   7.557
_cell_length_c   7.580
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.039
_symmetry_Int_Tables_number   1
_cell_volume   432.865
_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
  K  K0  1  0.249  0.751  0.250  1.0
  Na  Na1  1  0.250  0.250  0.250  1.0
  Na  Na2  1  0.249  0.249  0.750  1.0
  Na  Na3  1  0.250  0.750  0.750  1.0
  Na  Na4  1  0.750  0.250  0.250  1.0
  Na  Na5  1  0.750  0.250  0.750  1.0
  Na  Na6  1  0.750  0.750  0.250  1.0
  Na  Na7  1  0.751  0.751  0.750  1.0
  V  V8  1  0.999  0.499  0.999  1.0
  V  V9  1  0.999  0.499  0.501  1.0
  V  V10  1  0.501  0.001  0.999  1.0
  V  V11  1  0.501  0.001  0.501  1.0
  V  V12  1  0.501  0.499  0.999  1.0
  V  V13  1  0.501  0.499  0.501  1.0
  Cr  Cr14  1  1.000  0.000  1.000  1.0
  Cr  Cr15  1  1.000  0.000  0.500  1.0
  O  O16  1  0.252  0.002  0.998  1.0
  O  O17  1  0.252  0.002  0.502  1.0
  O  O18  1  0.250  0.498  0.998  1.0
  O  O19  1  0.250  0.498  0.502  1.0
  O  O20  1  0.748  0.000  1.000  1.0
  O  O21  1  0.748  0.000  0.500  1.0
  O  O22  1  0.750  0.500  1.000  1.0
  O  O23  1  0.750  0.500  0.500  1.0
  O  O24  1  1.000  0.252  1.000  1.0
  O  O25  1  1.000  0.252  0.500  1.0
  O  O26  1  0.998  0.748  0.998  1.0
  O  O27  1  0.998  0.748  0.502  1.0
  O  O28  1  0.500  0.250  1.000  1.0
  O  O29  1  0.500  0.250  0.500  1.0
  O  O30  1  0.502  0.750  0.998  1.0
  O  O31  1  0.502  0.750  0.502  1.0
  O  O32  1  0.998  0.002  0.250  1.0
  O  O33  1  1.000  0.000  0.750  1.0
  O  O34  1  0.998  0.498  0.250  1.0
  O  O35  1  1.000  0.500  0.750  1.0
  O  O36  1  0.502  0.002  0.250  1.0
  O  O37  1  0.500  0.000  0.750  1.0
  O  O38  1  0.502  0.498  0.250  1.0
  O  O39  1  0.500  0.500  0.750  1.0
[/CIF]
.
The material described by KNa7V6Cr2O24 is (Cubic) Perovskite-derived structured and crystallizes in the orthorhombic Amm2 space group. K(1) is bonded to one O(5), one O(9), two equivalent O(7), four equivalent O(1), and four equivalent O(2) atoms to form KO12 cuboctahedra that share corners with four equivalent Na(4)O12 cuboctahedra, corners with eight equivalent Na(2)O12 cuboctahedra, faces with two equivalent Na(3)O12 cuboctahedra, faces with four equivalent Na(1)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. There are five inequivalent Na sites. In the first Na site, Na(1) is bonded to one O(5), one O(9), two equivalent O(1), two equivalent O(2), two equivalent O(3), two equivalent O(4), and two equivalent O(7) atoms to form NaO12 cuboctahedra that share corners with four equivalent Na(1)O12 cuboctahedra, corners with four equivalent Na(3)O12 cuboctahedra, corners with four equivalent Na(5)O12 cuboctahedra, faces with two equivalent K(1)O12 cuboctahedra, faces with two equivalent Na(2)O12 cuboctahedra, faces with two equivalent Na(4)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. In the second Na site, Na(2) is bonded to one O(10), one O(6), two equivalent O(1), two equivalent O(2), two equivalent O(3), two equivalent O(4), and two equivalent O(8) atoms to form NaO12 cuboctahedra that share corners with four equivalent K(1)O12 cuboctahedra, corners with four equivalent Na(2)O12 cuboctahedra, corners with four equivalent Na(4)O12 cuboctahedra, faces with two equivalent Na(1)O12 cuboctahedra, faces with two equivalent Na(3)O12 cuboctahedra, faces with two equivalent Na(5)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. In the third Na site, Na(3) is bonded to one O(10), one O(6), two equivalent O(8), four equivalent O(1), and four equivalent O(2) atoms to form NaO12 cuboctahedra that share corners with four equivalent Na(5)O12 cuboctahedra, corners with eight equivalent Na(1)O12 cuboctahedra, faces with two equivalent K(1)O12 cuboctahedra, faces with four equivalent Na(2)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. In the fourth Na site, Na(4) is bonded to one O(5), one O(9), two equivalent O(7), four equivalent O(3), and four equivalent O(4) atoms to form NaO12 cuboctahedra that share corners with four equivalent K(1)O12 cuboctahedra, corners with eight equivalent Na(2)O12 cuboctahedra, faces with two equivalent Na(5)O12 cuboctahedra, faces with four equivalent Na(1)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. In the fifth Na site, Na(5) is bonded to one O(10), one O(6), two equivalent O(8), four equivalent O(3), and four equivalent O(4) atoms to form NaO12 cuboctahedra that share corners with four equivalent Na(3)O12 cuboctahedra, corners with eight equivalent Na(1)O12 cuboctahedra, faces with two equivalent Na(4)O12 cuboctahedra, faces with four equivalent Na(2)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent V(1)O6 octahedra. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(7), and one O(8) atom to form VO6 octahedra that share corners with two equivalent V(1)O6 octahedra, corners with two equivalent V(2)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra,  a faceface with one K(1)O12 cuboctahedra,  a faceface with one Na(3)O12 cuboctahedra,  a faceface with one Na(4)O12 cuboctahedra,  a faceface with one Na(5)O12 cuboctahedra, faces with two equivalent Na(1)O12 cuboctahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. In the second V site, V(2) is bonded to one O(10), one O(9), two equivalent O(2), and two equivalent O(4) atoms to form VO6 octahedra that share corners with two equivalent V(2)O6 octahedra, corners with four equivalent V(1)O6 octahedra,  a faceface with one K(1)O12 cuboctahedra,  a faceface with one Na(3)O12 cuboctahedra,  a faceface with one Na(4)O12 cuboctahedra,  a faceface with one Na(5)O12 cuboctahedra, faces with two equivalent Na(1)O12 cuboctahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. Cr(1) is bonded to one O(5), one O(6), two equivalent O(1), and two equivalent O(3) atoms to form CrO6 octahedra that share corners with two equivalent Cr(1)O6 octahedra, corners with four equivalent V(1)O6 octahedra,  a faceface with one K(1)O12 cuboctahedra,  a faceface with one Na(3)O12 cuboctahedra,  a faceface with one Na(4)O12 cuboctahedra,  a faceface with one Na(5)O12 cuboctahedra, faces with two equivalent Na(1)O12 cuboctahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one K(1), one Na(1), one Na(2), one Na(3), one V(1), and one Cr(1) atom. In the second O site, O(2) is bonded in a distorted linear geometry to one K(1), one Na(1), one Na(2), one Na(3), one V(1), and one V(2) atom. In the third O site, O(3) is bonded in a distorted linear geometry to one Na(1), one Na(2), one Na(4), one Na(5), one V(1), and one Cr(1) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Na(1), one Na(2), one Na(4), one Na(5), one V(1), and one V(2) atom. In the fifth O site, O(5) is bonded to one K(1), one Na(4), two equivalent Na(1), and two equivalent Cr(1) atoms to form a mixture of distorted corner and edge-sharing OKNa3Cr2 octahedra. The corner-sharing octahedra are not tilted. In the sixth O site, O(6) is bonded in a distorted linear geometry to one Na(3), one Na(5), two equivalent Na(2), and two equivalent Cr(1) atoms. In the seventh O site, O(7) is bonded to one K(1), one Na(4), two equivalent Na(1), and two equivalent V(1) atoms to form distorted OKNa3V2 octahedra that share corners with four equivalent O(7)KNa3V2 octahedra, edges with two equivalent O(5)KNa3Cr2 octahedra, and edges with two equivalent O(9)KNa3V2 octahedra. The corner-sharing octahedra are not tilted. In the eighth O site, O(8) is bonded in a distorted linear geometry to one Na(3), one Na(5), two equivalent Na(2), and two equivalent V(1) atoms. In the ninth O site, O(9) is bonded to one K(1), one Na(4), two equivalent Na(1), and two equivalent V(2) atoms to form distorted OKNa3V2 octahedra that share corners with four equivalent O(5)KNa3Cr2 octahedra and edges with four equivalent O(7)KNa3V2 octahedra. The corner-sharing octahedra are not tilted. In the tenth O site, O(10) is bonded in a distorted linear geometry to one Na(3), one Na(5), two equivalent Na(2), and two equivalent V(2) atoms. is represented by the CIF card [CIF]
data_KNa7V6Cr2O24
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.557
_cell_length_b   7.557
_cell_length_c   7.580
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.039
_symmetry_Int_Tables_number   1
_cell_volume   432.865
_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
  K  K0  1  0.249  0.751  0.250  1.0
  Na  Na1  1  0.250  0.250  0.250  1.0
  Na  Na2  1  0.249  0.249  0.750  1.0
  Na  Na3  1  0.250  0.750  0.750  1.0
  Na  Na4  1  0.750  0.250  0.250  1.0
  Na  Na5  1  0.750  0.250  0.750  1.0
  Na  Na6  1  0.750  0.750  0.250  1.0
  Na  Na7  1  0.751  0.751  0.750  1.0
  V  V8  1  0.999  0.499  0.999  1.0
  V  V9  1  0.999  0.499  0.501  1.0
  V  V10  1  0.501  0.001  0.999  1.0
  V  V11  1  0.501  0.001  0.501  1.0
  V  V12  1  0.501  0.499  0.999  1.0
  V  V13  1  0.501  0.499  0.501  1.0
  Cr  Cr14  1  1.000  0.000  1.000  1.0
  Cr  Cr15  1  1.000  0.000  0.500  1.0
  O  O16  1  0.252  0.002  0.998  1.0
  O  O17  1  0.252  0.002  0.502  1.0
  O  O18  1  0.250  0.498  0.998  1.0
  O  O19  1  0.250  0.498  0.502  1.0
  O  O20  1  0.748  0.000  1.000  1.0
  O  O21  1  0.748  0.000  0.500  1.0
  O  O22  1  0.750  0.500  1.000  1.0
  O  O23  1  0.750  0.500  0.500  1.0
  O  O24  1  1.000  0.252  1.000  1.0
  O  O25  1  1.000  0.252  0.500  1.0
  O  O26  1  0.998  0.748  0.998  1.0
  O  O27  1  0.998  0.748  0.502  1.0
  O  O28  1  0.500  0.250  1.000  1.0
  O  O29  1  0.500  0.250  0.500  1.0
  O  O30  1  0.502  0.750  0.998  1.0
  O  O31  1  0.502  0.750  0.502  1.0
  O  O32  1  0.998  0.002  0.250  1.0
  O  O33  1  1.000  0.000  0.750  1.0
  O  O34  1  0.998  0.498  0.250  1.0
  O  O35  1  1.000  0.500  0.750  1.0
  O  O36  1  0.502  0.002  0.250  1.0
  O  O37  1  0.500  0.000  0.750  1.0
  O  O38  1  0.502  0.498  0.250  1.0
  O  O39  1  0.500  0.500  0.750  1.0
[/CIF]
.