The compound described by K3Eu(VO4)2 crystallizes in the monoclinic P2_1/m space group. There are three inequivalent K sites. In the first K site, K(1) is bonded in a 9-coordinate geometry to one O(2), one O(5), two equivalent O(3), two equivalent O(6), and three equivalent O(4) atoms. In the second K site, K(2) is bonded in a 10-coordinate geometry to one O(4), two equivalent O(3), three equivalent O(5), and four equivalent O(6) atoms. In the third K site, K(3) is bonded in a 1-coordinate geometry to one O(1) atom. Eu(1) is bonded in a 7-coordinate geometry to one O(1), one O(2), one O(5), two equivalent O(3), and two equivalent O(6) atoms. There are two inequivalent V sites. In the first V site, V(1) is bonded in a tetrahedral geometry to one O(1), one O(2), and two equivalent O(3) atoms. In the second V site, V(2) is bonded in a tetrahedral geometry to one O(4), one O(5), and two equivalent O(6) atoms. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one K(3), one Eu(1), and one V(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one K(1), one Eu(1), and one V(1) atom. In the third O site, O(3) is bonded in a 1-coordinate geometry to one K(1), one K(2), one Eu(1), and one V(1) atom. In the fourth O site, O(4) is bonded in a 1-coordinate geometry to one K(2), three equivalent K(1), and one V(2) atom. In the fifth O site, O(5) is bonded in a 1-coordinate geometry to one K(1), three equivalent K(2), one Eu(1), and one V(2) atom. In the sixth O site, O(6) is bonded in a 2-coordinate geometry to one K(1), two equivalent K(2), one Eu(1), and one V(2) atom. is represented by the CIF card [CIF]
data_K3EuV2O8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.063
_cell_length_b   7.664
_cell_length_c   10.050
_cell_angle_alpha   88.861
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   466.900
_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  0.250  0.004  0.307  1.0
  K  K1  1  0.750  0.996  0.693  1.0
  K  K2  1  0.250  0.310  0.582  1.0
  K  K3  1  0.750  0.690  0.418  1.0
  K  K4  1  0.250  0.860  0.919  1.0
  K  K5  1  0.750  0.140  0.081  1.0
  Eu  Eu6  1  0.250  0.514  0.217  1.0
  Eu  Eu7  1  0.750  0.486  0.783  1.0
  V  V8  1  0.250  0.312  0.927  1.0
  V  V9  1  0.750  0.688  0.073  1.0
  V  V10  1  0.250  0.740  0.590  1.0
  V  V11  1  0.750  0.260  0.410  1.0
  O  O12  1  0.250  0.528  0.971  1.0
  O  O13  1  0.750  0.472  0.029  1.0
  O  O14  1  0.250  0.196  0.077  1.0
  O  O15  1  0.750  0.804  0.923  1.0
  O  O16  1  0.515  0.738  0.167  1.0
  O  O17  1  0.015  0.262  0.833  1.0
  O  O18  1  0.485  0.262  0.833  1.0
  O  O19  1  0.985  0.738  0.167  1.0
  O  O20  1  0.250  0.963  0.594  1.0
  O  O21  1  0.750  0.037  0.406  1.0
  O  O22  1  0.250  0.671  0.425  1.0
  O  O23  1  0.750  0.329  0.575  1.0
  O  O24  1  0.512  0.339  0.329  1.0
  O  O25  1  0.012  0.661  0.671  1.0
  O  O26  1  0.488  0.661  0.671  1.0
  O  O27  1  0.988  0.339  0.329  1.0
[/CIF]
.
The compound described by K3Eu(VO4)2 crystallizes in the monoclinic P2_1/m space group. There are three inequivalent K sites. In the first K site, K(1) is bonded in a 9-coordinate geometry to one O(2), one O(5), two equivalent O(3), two equivalent O(6), and three equivalent O(4) atoms. In the second K site, K(2) is bonded in a 10-coordinate geometry to one O(4), two equivalent O(3), three equivalent O(5), and four equivalent O(6) atoms. In the third K site, K(3) is bonded in a 1-coordinate geometry to one O(1) atom. Eu(1) is bonded in a 7-coordinate geometry to one O(1), one O(2), one O(5), two equivalent O(3), and two equivalent O(6) atoms. There are two inequivalent V sites. In the first V site, V(1) is bonded in a tetrahedral geometry to one O(1), one O(2), and two equivalent O(3) atoms. In the second V site, V(2) is bonded in a tetrahedral geometry to one O(4), one O(5), and two equivalent O(6) atoms. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one K(3), one Eu(1), and one V(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one K(1), one Eu(1), and one V(1) atom. In the third O site, O(3) is bonded in a 1-coordinate geometry to one K(1), one K(2), one Eu(1), and one V(1) atom. In the fourth O site, O(4) is bonded in a 1-coordinate geometry to one K(2), three equivalent K(1), and one V(2) atom. In the fifth O site, O(5) is bonded in a 1-coordinate geometry to one K(1), three equivalent K(2), one Eu(1), and one V(2) atom. In the sixth O site, O(6) is bonded in a 2-coordinate geometry to one K(1), two equivalent K(2), one Eu(1), and one V(2) atom. is represented by the CIF card [CIF]
data_K3EuV2O8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.063
_cell_length_b   7.664
_cell_length_c   10.050
_cell_angle_alpha   88.861
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   466.900
_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  0.250  0.004  0.307  1.0
  K  K1  1  0.750  0.996  0.693  1.0
  K  K2  1  0.250  0.310  0.582  1.0
  K  K3  1  0.750  0.690  0.418  1.0
  K  K4  1  0.250  0.860  0.919  1.0
  K  K5  1  0.750  0.140  0.081  1.0
  Eu  Eu6  1  0.250  0.514  0.217  1.0
  Eu  Eu7  1  0.750  0.486  0.783  1.0
  V  V8  1  0.250  0.312  0.927  1.0
  V  V9  1  0.750  0.688  0.073  1.0
  V  V10  1  0.250  0.740  0.590  1.0
  V  V11  1  0.750  0.260  0.410  1.0
  O  O12  1  0.250  0.528  0.971  1.0
  O  O13  1  0.750  0.472  0.029  1.0
  O  O14  1  0.250  0.196  0.077  1.0
  O  O15  1  0.750  0.804  0.923  1.0
  O  O16  1  0.515  0.738  0.167  1.0
  O  O17  1  0.015  0.262  0.833  1.0
  O  O18  1  0.485  0.262  0.833  1.0
  O  O19  1  0.985  0.738  0.167  1.0
  O  O20  1  0.250  0.963  0.594  1.0
  O  O21  1  0.750  0.037  0.406  1.0
  O  O22  1  0.250  0.671  0.425  1.0
  O  O23  1  0.750  0.329  0.575  1.0
  O  O24  1  0.512  0.339  0.329  1.0
  O  O25  1  0.012  0.661  0.671  1.0
  O  O26  1  0.488  0.661  0.671  1.0
  O  O27  1  0.988  0.339  0.329  1.0
[/CIF]
.