The material described by KLa5O5(VO4)2 crystallizes in the monoclinic C2/m space group. K(1) is bonded in a distorted body-centered cubic geometry to two equivalent O(3), two equivalent O(6), two equivalent O(7), and two equivalent O(8) atoms. There are five inequivalent La sites. In the first La site, La(1) is bonded to one O(8), two equivalent O(1), two equivalent O(2), and two equivalent O(5) atoms to form distorted LaO7 pentagonal bipyramids that share corners with two equivalent La(2)O7 pentagonal bipyramids,  a cornercorner with one V(2)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra, and  an edgeedge with one La(2)O7 pentagonal bipyramid. In the second La site, La(2) is bonded to one O(3), two equivalent O(4), and four equivalent O(5) atoms to form distorted LaO7 pentagonal bipyramids that share corners with two equivalent La(1)O7 pentagonal bipyramids,  a cornercorner with one V(1)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra,  an edgeedge with one La(1)O7 pentagonal bipyramid, and edges with two equivalent La(2)O7 pentagonal bipyramids. In the third La site, La(3) is bonded in a 7-coordinate geometry to one O(6), two equivalent O(1), and four equivalent O(2) atoms. In the fourth La site, La(4) is bonded in a body-centered cubic geometry to two equivalent O(1), two equivalent O(4), two equivalent O(5), and two equivalent O(9) atoms. In the fifth La site, La(5) is bonded in a 7-coordinate geometry to one O(7), two equivalent O(1), two equivalent O(4), and two equivalent O(9) atoms. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(3), one O(7), and two equivalent O(2) atoms to form VO4 tetrahedra that share  a cornercorner with one La(2)O7 pentagonal bipyramid and corners with two equivalent La(1)O7 pentagonal bipyramids. In the second V site, V(2) is bonded to one O(6), one O(8), and two equivalent O(4) atoms to form VO4 tetrahedra that share  a cornercorner with one La(1)O7 pentagonal bipyramid and corners with two equivalent La(2)O7 pentagonal bipyramids. There are nine inequivalent O sites. In the first O site, O(1) is bonded to one La(1), one La(3), one La(4), and one La(5) atom to form OLa4 tetrahedra that share corners with two equivalent O(5)La4 tetrahedra, corners with two equivalent O(9)La4 tetrahedra, corners with four equivalent O(2)La3V tetrahedra,  an edgeedge with one O(2)La3V tetrahedra,  an edgeedge with one O(5)La4 tetrahedra,  an edgeedge with one O(9)La4 tetrahedra, and edges with two equivalent O(1)La4 tetrahedra. In the second O site, O(9) is bonded to two equivalent La(4) and two equivalent La(5) atoms to form a mixture of corner and edge-sharing OLa4 tetrahedra. In the third O site, O(2) is bonded to one La(1), two equivalent La(3), and one V(1) atom to form distorted OLa3V tetrahedra that share corners with two equivalent O(2)La3V tetrahedra, corners with two equivalent O(5)La4 tetrahedra, corners with four equivalent O(1)La4 tetrahedra,  an edgeedge with one O(1)La4 tetrahedra, and edges with three equivalent O(2)La3V tetrahedra. In the fourth O site, O(3) is bonded in a distorted single-bond geometry to two equivalent K(1), one La(2), and one V(1) atom. In the fifth O site, O(4) is bonded in a 4-coordinate geometry to one La(2), one La(4), one La(5), and one V(2) atom. In the sixth O site, O(5) is bonded to one La(1), one La(4), and two equivalent La(2) atoms to form OLa4 tetrahedra that share corners with two equivalent O(2)La3V tetrahedra, corners with two equivalent O(1)La4 tetrahedra, corners with two equivalent O(5)La4 tetrahedra, corners with two equivalent O(9)La4 tetrahedra,  an edgeedge with one O(1)La4 tetrahedra, and edges with three equivalent O(5)La4 tetrahedra. In the seventh O site, O(6) is bonded in a 4-coordinate geometry to two equivalent K(1), one La(3), and one V(2) atom. In the eighth O site, O(7) is bonded in a distorted single-bond geometry to two equivalent K(1), one La(5), and one V(1) atom. In the ninth O site, O(8) is bonded in a distorted single-bond geometry to two equivalent K(1), one La(1), and one V(2) atom. is represented by the CIF file [CIF]
data_KLa5V2O13
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.971
_cell_length_b   10.618
_cell_length_c   12.360
_cell_angle_alpha   66.546
_cell_angle_beta   76.023
_cell_angle_gamma   73.669
_symmetry_Int_Tables_number   1
_cell_volume   682.345
_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
  K  K0  1  0.249  0.500  0.500  1.0
  K  K1  1  0.751  0.500  0.500  1.0
  La  La2  1  0.236  0.769  0.759  1.0
  La  La3  1  0.764  0.231  0.241  1.0
  La  La4  1  0.192  0.530  0.086  1.0
  La  La5  1  0.808  0.470  0.914  1.0
  La  La6  1  0.664  0.056  0.616  1.0
  La  La7  1  0.336  0.944  0.384  1.0
  La  La8  1  0.609  0.841  0.942  1.0
  La  La9  1  0.391  0.159  0.058  1.0
  La  La10  1  0.031  0.103  0.835  1.0
  La  La11  1  0.969  0.897  0.165  1.0
  V  V12  1  0.158  0.243  0.442  1.0
  V  V13  1  0.842  0.757  0.558  1.0
  V  V14  1  0.439  0.359  0.762  1.0
  V  V15  1  0.561  0.641  0.238  1.0
  O  O16  1  0.387  0.957  0.771  1.0
  O  O17  1  0.885  0.957  0.771  1.0
  O  O18  1  0.613  0.043  0.229  1.0
  O  O19  1  0.115  0.043  0.229  1.0
  O  O20  1  0.977  0.145  0.428  1.0
  O  O21  1  0.450  0.145  0.428  1.0
  O  O22  1  0.023  0.855  0.572  1.0
  O  O23  1  0.550  0.855  0.572  1.0
  O  O24  1  0.131  0.405  0.332  1.0
  O  O25  1  0.869  0.595  0.668  1.0
  O  O26  1  0.340  0.699  0.147  1.0
  O  O27  1  0.814  0.699  0.147  1.0
  O  O28  1  0.660  0.301  0.853  1.0
  O  O29  1  0.186  0.301  0.853  1.0
  O  O30  1  0.463  0.649  0.918  1.0
  O  O31  1  0.971  0.649  0.918  1.0
  O  O32  1  0.537  0.351  0.082  1.0
  O  O33  1  0.029  0.351  0.082  1.0
  O  O34  1  0.532  0.283  0.653  1.0
  O  O35  1  0.468  0.717  0.347  1.0
  O  O36  1  0.081  0.256  0.582  1.0
  O  O37  1  0.919  0.744  0.418  1.0
  O  O38  1  0.383  0.539  0.696  1.0
  O  O39  1  0.617  0.461  0.304  1.0
  O  O40  1  0.243  0.000  0.000  1.0
  O  O41  1  0.757  0.000  0.000  1.0
[/CIF]
.
The material described by KLa5O5(VO4)2 crystallizes in the monoclinic C2/m space group. K(1) is bonded in a distorted body-centered cubic geometry to two equivalent O(3), two equivalent O(6), two equivalent O(7), and two equivalent O(8) atoms. There are five inequivalent La sites. In the first La site, La(1) is bonded to one O(8), two equivalent O(1), two equivalent O(2), and two equivalent O(5) atoms to form distorted LaO7 pentagonal bipyramids that share corners with two equivalent La(2)O7 pentagonal bipyramids,  a cornercorner with one V(2)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra, and  an edgeedge with one La(2)O7 pentagonal bipyramid. In the second La site, La(2) is bonded to one O(3), two equivalent O(4), and four equivalent O(5) atoms to form distorted LaO7 pentagonal bipyramids that share corners with two equivalent La(1)O7 pentagonal bipyramids,  a cornercorner with one V(1)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra,  an edgeedge with one La(1)O7 pentagonal bipyramid, and edges with two equivalent La(2)O7 pentagonal bipyramids. In the third La site, La(3) is bonded in a 7-coordinate geometry to one O(6), two equivalent O(1), and four equivalent O(2) atoms. In the fourth La site, La(4) is bonded in a body-centered cubic geometry to two equivalent O(1), two equivalent O(4), two equivalent O(5), and two equivalent O(9) atoms. In the fifth La site, La(5) is bonded in a 7-coordinate geometry to one O(7), two equivalent O(1), two equivalent O(4), and two equivalent O(9) atoms. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(3), one O(7), and two equivalent O(2) atoms to form VO4 tetrahedra that share  a cornercorner with one La(2)O7 pentagonal bipyramid and corners with two equivalent La(1)O7 pentagonal bipyramids. In the second V site, V(2) is bonded to one O(6), one O(8), and two equivalent O(4) atoms to form VO4 tetrahedra that share  a cornercorner with one La(1)O7 pentagonal bipyramid and corners with two equivalent La(2)O7 pentagonal bipyramids. There are nine inequivalent O sites. In the first O site, O(1) is bonded to one La(1), one La(3), one La(4), and one La(5) atom to form OLa4 tetrahedra that share corners with two equivalent O(5)La4 tetrahedra, corners with two equivalent O(9)La4 tetrahedra, corners with four equivalent O(2)La3V tetrahedra,  an edgeedge with one O(2)La3V tetrahedra,  an edgeedge with one O(5)La4 tetrahedra,  an edgeedge with one O(9)La4 tetrahedra, and edges with two equivalent O(1)La4 tetrahedra. In the second O site, O(9) is bonded to two equivalent La(4) and two equivalent La(5) atoms to form a mixture of corner and edge-sharing OLa4 tetrahedra. In the third O site, O(2) is bonded to one La(1), two equivalent La(3), and one V(1) atom to form distorted OLa3V tetrahedra that share corners with two equivalent O(2)La3V tetrahedra, corners with two equivalent O(5)La4 tetrahedra, corners with four equivalent O(1)La4 tetrahedra,  an edgeedge with one O(1)La4 tetrahedra, and edges with three equivalent O(2)La3V tetrahedra. In the fourth O site, O(3) is bonded in a distorted single-bond geometry to two equivalent K(1), one La(2), and one V(1) atom. In the fifth O site, O(4) is bonded in a 4-coordinate geometry to one La(2), one La(4), one La(5), and one V(2) atom. In the sixth O site, O(5) is bonded to one La(1), one La(4), and two equivalent La(2) atoms to form OLa4 tetrahedra that share corners with two equivalent O(2)La3V tetrahedra, corners with two equivalent O(1)La4 tetrahedra, corners with two equivalent O(5)La4 tetrahedra, corners with two equivalent O(9)La4 tetrahedra,  an edgeedge with one O(1)La4 tetrahedra, and edges with three equivalent O(5)La4 tetrahedra. In the seventh O site, O(6) is bonded in a 4-coordinate geometry to two equivalent K(1), one La(3), and one V(2) atom. In the eighth O site, O(7) is bonded in a distorted single-bond geometry to two equivalent K(1), one La(5), and one V(1) atom. In the ninth O site, O(8) is bonded in a distorted single-bond geometry to two equivalent K(1), one La(1), and one V(2) atom. is represented by the CIF file [CIF]
data_KLa5V2O13
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.971
_cell_length_b   10.618
_cell_length_c   12.360
_cell_angle_alpha   66.546
_cell_angle_beta   76.023
_cell_angle_gamma   73.669
_symmetry_Int_Tables_number   1
_cell_volume   682.345
_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
  K  K0  1  0.249  0.500  0.500  1.0
  K  K1  1  0.751  0.500  0.500  1.0
  La  La2  1  0.236  0.769  0.759  1.0
  La  La3  1  0.764  0.231  0.241  1.0
  La  La4  1  0.192  0.530  0.086  1.0
  La  La5  1  0.808  0.470  0.914  1.0
  La  La6  1  0.664  0.056  0.616  1.0
  La  La7  1  0.336  0.944  0.384  1.0
  La  La8  1  0.609  0.841  0.942  1.0
  La  La9  1  0.391  0.159  0.058  1.0
  La  La10  1  0.031  0.103  0.835  1.0
  La  La11  1  0.969  0.897  0.165  1.0
  V  V12  1  0.158  0.243  0.442  1.0
  V  V13  1  0.842  0.757  0.558  1.0
  V  V14  1  0.439  0.359  0.762  1.0
  V  V15  1  0.561  0.641  0.238  1.0
  O  O16  1  0.387  0.957  0.771  1.0
  O  O17  1  0.885  0.957  0.771  1.0
  O  O18  1  0.613  0.043  0.229  1.0
  O  O19  1  0.115  0.043  0.229  1.0
  O  O20  1  0.977  0.145  0.428  1.0
  O  O21  1  0.450  0.145  0.428  1.0
  O  O22  1  0.023  0.855  0.572  1.0
  O  O23  1  0.550  0.855  0.572  1.0
  O  O24  1  0.131  0.405  0.332  1.0
  O  O25  1  0.869  0.595  0.668  1.0
  O  O26  1  0.340  0.699  0.147  1.0
  O  O27  1  0.814  0.699  0.147  1.0
  O  O28  1  0.660  0.301  0.853  1.0
  O  O29  1  0.186  0.301  0.853  1.0
  O  O30  1  0.463  0.649  0.918  1.0
  O  O31  1  0.971  0.649  0.918  1.0
  O  O32  1  0.537  0.351  0.082  1.0
  O  O33  1  0.029  0.351  0.082  1.0
  O  O34  1  0.532  0.283  0.653  1.0
  O  O35  1  0.468  0.717  0.347  1.0
  O  O36  1  0.081  0.256  0.582  1.0
  O  O37  1  0.919  0.744  0.418  1.0
  O  O38  1  0.383  0.539  0.696  1.0
  O  O39  1  0.617  0.461  0.304  1.0
  O  O40  1  0.243  0.000  0.000  1.0
  O  O41  1  0.757  0.000  0.000  1.0
[/CIF]
.