The compound described by Eu5(MoO6)2 crystallizes in the monoclinic C2/m space group. There are three inequivalent Eu sites. In the first Eu site, Eu(1) is bonded in a 7-coordinate geometry to one O(4), two equivalent O(1), and four equivalent O(2) atoms. In the second Eu site, Eu(2) is bonded in a 7-coordinate geometry to one O(4), two equivalent O(2), and four equivalent O(1) atoms. In the third Eu site, Eu(3) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form EuO6 octahedra that share corners with four equivalent Mo(1)O6 octahedra. The corner-sharing octahedral tilt angles are 42°. Mo(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form MoO6 octahedra that share corners with two equivalent Eu(3)O6 octahedra and edges with two equivalent Mo(1)O6 octahedra. The corner-sharing octahedral tilt angles are 42°. There are four inequivalent O sites. In the first O site, O(1) is bonded to one Eu(1), two equivalent Eu(2), and one Mo(1) atom to form distorted OEu3Mo tetrahedra that share  a cornercorner with one O(4)Eu2Mo2 tetrahedra, corners with four equivalent O(1)Eu3Mo tetrahedra, corners with six equivalent O(2)Eu4 tetrahedra,  an edgeedge with one O(2)Eu4 tetrahedra, edges with two equivalent O(4)Eu2Mo2 tetrahedra, and edges with two equivalent O(1)Eu3Mo tetrahedra. In the second O site, O(2) is bonded to one Eu(2), one Eu(3), and two equivalent Eu(1) atoms to form OEu4 tetrahedra that share corners with three equivalent O(4)Eu2Mo2 tetrahedra, corners with four equivalent O(2)Eu4 tetrahedra, corners with six equivalent O(1)Eu3Mo tetrahedra,  an edgeedge with one O(1)Eu3Mo tetrahedra, and edges with three equivalent O(2)Eu4 tetrahedra. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Eu(3) and two equivalent Mo(1) atoms. In the fourth O site, O(4) is bonded to one Eu(1), one Eu(2), and two equivalent Mo(1) atoms to form distorted OEu2Mo2 tetrahedra that share corners with two equivalent O(1)Eu3Mo tetrahedra, corners with six equivalent O(2)Eu4 tetrahedra,  an edgeedge with one O(4)Eu2Mo2 tetrahedra, and edges with four equivalent O(1)Eu3Mo tetrahedra. is represented by the CIF card [CIF]
data_Eu5(MoO6)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.058
_cell_length_b   7.058
_cell_length_c   7.858
_cell_angle_alpha   73.732
_cell_angle_beta   73.732
_cell_angle_gamma   49.707
_symmetry_Int_Tables_number   1
_cell_volume   283.976
_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
  Eu  Eu0  1  0.307  0.307  0.364  1.0
  Eu  Eu1  1  0.693  0.693  0.636  1.0
  Eu  Eu2  1  0.315  0.315  0.822  1.0
  Eu  Eu3  1  0.685  0.685  0.178  1.0
  Eu  Eu4  1  0.000  0.000  0.500  1.0
  Mo  Mo5  1  0.774  0.226  0.000  1.0
  Mo  Mo6  1  0.226  0.774  0.000  1.0
  O  O7  1  0.903  0.410  0.922  1.0
  O  O8  1  0.410  0.903  0.922  1.0
  O  O9  1  0.097  0.590  0.078  1.0
  O  O10  1  0.590  0.097  0.078  1.0
  O  O11  1  0.095  0.593  0.579  1.0
  O  O12  1  0.593  0.095  0.579  1.0
  O  O13  1  0.905  0.407  0.421  1.0
  O  O14  1  0.407  0.905  0.421  1.0
  O  O15  1  0.001  0.001  0.808  1.0
  O  O16  1  0.999  0.999  0.192  1.0
  O  O17  1  0.500  0.500  0.830  1.0
  O  O18  1  0.500  0.500  0.170  1.0
[/CIF]
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The compound described by Eu5(MoO6)2 crystallizes in the monoclinic C2/m space group. There are three inequivalent Eu sites. In the first Eu site, Eu(1) is bonded in a 7-coordinate geometry to one O(4), two equivalent O(1), and four equivalent O(2) atoms. In the second Eu site, Eu(2) is bonded in a 7-coordinate geometry to one O(4), two equivalent O(2), and four equivalent O(1) atoms. In the third Eu site, Eu(3) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form EuO6 octahedra that share corners with four equivalent Mo(1)O6 octahedra. The corner-sharing octahedral tilt angles are 42°. Mo(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form MoO6 octahedra that share corners with two equivalent Eu(3)O6 octahedra and edges with two equivalent Mo(1)O6 octahedra. The corner-sharing octahedral tilt angles are 42°. There are four inequivalent O sites. In the first O site, O(1) is bonded to one Eu(1), two equivalent Eu(2), and one Mo(1) atom to form distorted OEu3Mo tetrahedra that share  a cornercorner with one O(4)Eu2Mo2 tetrahedra, corners with four equivalent O(1)Eu3Mo tetrahedra, corners with six equivalent O(2)Eu4 tetrahedra,  an edgeedge with one O(2)Eu4 tetrahedra, edges with two equivalent O(4)Eu2Mo2 tetrahedra, and edges with two equivalent O(1)Eu3Mo tetrahedra. In the second O site, O(2) is bonded to one Eu(2), one Eu(3), and two equivalent Eu(1) atoms to form OEu4 tetrahedra that share corners with three equivalent O(4)Eu2Mo2 tetrahedra, corners with four equivalent O(2)Eu4 tetrahedra, corners with six equivalent O(1)Eu3Mo tetrahedra,  an edgeedge with one O(1)Eu3Mo tetrahedra, and edges with three equivalent O(2)Eu4 tetrahedra. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Eu(3) and two equivalent Mo(1) atoms. In the fourth O site, O(4) is bonded to one Eu(1), one Eu(2), and two equivalent Mo(1) atoms to form distorted OEu2Mo2 tetrahedra that share corners with two equivalent O(1)Eu3Mo tetrahedra, corners with six equivalent O(2)Eu4 tetrahedra,  an edgeedge with one O(4)Eu2Mo2 tetrahedra, and edges with four equivalent O(1)Eu3Mo tetrahedra. is represented by the CIF card [CIF]
data_Eu5(MoO6)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.058
_cell_length_b   7.058
_cell_length_c   7.858
_cell_angle_alpha   73.732
_cell_angle_beta   73.732
_cell_angle_gamma   49.707
_symmetry_Int_Tables_number   1
_cell_volume   283.976
_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
  Eu  Eu0  1  0.307  0.307  0.364  1.0
  Eu  Eu1  1  0.693  0.693  0.636  1.0
  Eu  Eu2  1  0.315  0.315  0.822  1.0
  Eu  Eu3  1  0.685  0.685  0.178  1.0
  Eu  Eu4  1  0.000  0.000  0.500  1.0
  Mo  Mo5  1  0.774  0.226  0.000  1.0
  Mo  Mo6  1  0.226  0.774  0.000  1.0
  O  O7  1  0.903  0.410  0.922  1.0
  O  O8  1  0.410  0.903  0.922  1.0
  O  O9  1  0.097  0.590  0.078  1.0
  O  O10  1  0.590  0.097  0.078  1.0
  O  O11  1  0.095  0.593  0.579  1.0
  O  O12  1  0.593  0.095  0.579  1.0
  O  O13  1  0.905  0.407  0.421  1.0
  O  O14  1  0.407  0.905  0.421  1.0
  O  O15  1  0.001  0.001  0.808  1.0
  O  O16  1  0.999  0.999  0.192  1.0
  O  O17  1  0.500  0.500  0.830  1.0
  O  O18  1  0.500  0.500  0.170  1.0
[/CIF]
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