The compound described by Cs4UC3O11 crystallizes in the monoclinic C2/c space group. There are two inequivalent Cs sites. In the first Cs site, Cs(1) is bonded in a 9-coordinate geometry to one O(1), one O(3), one O(4), two equivalent O(2), two equivalent O(5), and two equivalent O(6) atoms. In the second Cs site, Cs(2) is bonded in a 9-coordinate geometry to one O(4), one O(5), one O(6), two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms. U(1) is bonded in a distorted hexagonal bipyramidal geometry to two equivalent O(1), two equivalent O(2), two equivalent O(3), and two equivalent O(6) atoms. There are two inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one O(4) and two equivalent O(6) atoms. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(1), one O(3), and one O(5) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Cs(1), two equivalent Cs(2), one U(1), and one C(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to two equivalent Cs(1), two equivalent Cs(2), and one U(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Cs(1), two equivalent Cs(2), one U(1), and one C(2) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to two equivalent Cs(1), two equivalent Cs(2), and one C(1) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Cs(2), two equivalent Cs(1), and one C(2) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Cs(2), two equivalent Cs(1), one U(1), and one C(1) atom. is represented by the CIF card [CIF]
data_Cs4UC3O11
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.649
_cell_length_b   7.649
_cell_length_c   13.179
_cell_angle_alpha   87.628
_cell_angle_beta   87.628
_cell_angle_gamma   79.412
_symmetry_Int_Tables_number   1
_cell_volume   756.806
_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
  Cs  Cs0  1  0.780  0.435  0.462  1.0
  Cs  Cs1  1  0.565  0.220  0.038  1.0
  Cs  Cs2  1  0.018  0.353  0.154  1.0
  Cs  Cs3  1  0.982  0.647  0.846  1.0
  Cs  Cs4  1  0.220  0.565  0.538  1.0
  Cs  Cs5  1  0.435  0.780  0.962  1.0
  Cs  Cs6  1  0.353  0.018  0.654  1.0
  Cs  Cs7  1  0.647  0.982  0.346  1.0
  U  U8  1  0.815  0.185  0.750  1.0
  U  U9  1  0.185  0.815  0.250  1.0
  C  C10  1  0.517  0.483  0.750  1.0
  C  C11  1  0.156  0.077  0.405  1.0
  C  C12  1  0.844  0.923  0.595  1.0
  C  C13  1  0.077  0.156  0.905  1.0
  C  C14  1  0.483  0.517  0.250  1.0
  C  C15  1  0.923  0.844  0.095  1.0
  O  O16  1  0.966  0.915  0.664  1.0
  O  O17  1  0.327  0.958  0.184  1.0
  O  O18  1  0.265  0.922  0.412  1.0
  O  O19  1  0.613  0.387  0.250  1.0
  O  O20  1  0.958  0.327  0.684  1.0
  O  O21  1  0.170  0.207  0.458  1.0
  O  O22  1  0.830  0.793  0.542  1.0
  O  O23  1  0.673  0.042  0.816  1.0
  O  O24  1  0.034  0.085  0.336  1.0
  O  O25  1  0.447  0.629  0.325  1.0
  O  O26  1  0.078  0.735  0.088  1.0
  O  O27  1  0.915  0.966  0.164  1.0
  O  O28  1  0.793  0.830  0.042  1.0
  O  O29  1  0.371  0.553  0.175  1.0
  O  O30  1  0.207  0.170  0.958  1.0
  O  O31  1  0.387  0.613  0.750  1.0
  O  O32  1  0.735  0.078  0.588  1.0
  O  O33  1  0.629  0.447  0.825  1.0
  O  O34  1  0.922  0.265  0.912  1.0
  O  O35  1  0.042  0.673  0.316  1.0
  O  O36  1  0.553  0.371  0.675  1.0
  O  O37  1  0.085  0.034  0.836  1.0
[/CIF]
.
The compound described by Cs4UC3O11 crystallizes in the monoclinic C2/c space group. There are two inequivalent Cs sites. In the first Cs site, Cs(1) is bonded in a 9-coordinate geometry to one O(1), one O(3), one O(4), two equivalent O(2), two equivalent O(5), and two equivalent O(6) atoms. In the second Cs site, Cs(2) is bonded in a 9-coordinate geometry to one O(4), one O(5), one O(6), two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms. U(1) is bonded in a distorted hexagonal bipyramidal geometry to two equivalent O(1), two equivalent O(2), two equivalent O(3), and two equivalent O(6) atoms. There are two inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one O(4) and two equivalent O(6) atoms. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(1), one O(3), and one O(5) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Cs(1), two equivalent Cs(2), one U(1), and one C(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to two equivalent Cs(1), two equivalent Cs(2), and one U(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Cs(1), two equivalent Cs(2), one U(1), and one C(2) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to two equivalent Cs(1), two equivalent Cs(2), and one C(1) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Cs(2), two equivalent Cs(1), and one C(2) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Cs(2), two equivalent Cs(1), one U(1), and one C(1) atom. is represented by the CIF card [CIF]
data_Cs4UC3O11
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.649
_cell_length_b   7.649
_cell_length_c   13.179
_cell_angle_alpha   87.628
_cell_angle_beta   87.628
_cell_angle_gamma   79.412
_symmetry_Int_Tables_number   1
_cell_volume   756.806
_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
  Cs  Cs0  1  0.780  0.435  0.462  1.0
  Cs  Cs1  1  0.565  0.220  0.038  1.0
  Cs  Cs2  1  0.018  0.353  0.154  1.0
  Cs  Cs3  1  0.982  0.647  0.846  1.0
  Cs  Cs4  1  0.220  0.565  0.538  1.0
  Cs  Cs5  1  0.435  0.780  0.962  1.0
  Cs  Cs6  1  0.353  0.018  0.654  1.0
  Cs  Cs7  1  0.647  0.982  0.346  1.0
  U  U8  1  0.815  0.185  0.750  1.0
  U  U9  1  0.185  0.815  0.250  1.0
  C  C10  1  0.517  0.483  0.750  1.0
  C  C11  1  0.156  0.077  0.405  1.0
  C  C12  1  0.844  0.923  0.595  1.0
  C  C13  1  0.077  0.156  0.905  1.0
  C  C14  1  0.483  0.517  0.250  1.0
  C  C15  1  0.923  0.844  0.095  1.0
  O  O16  1  0.966  0.915  0.664  1.0
  O  O17  1  0.327  0.958  0.184  1.0
  O  O18  1  0.265  0.922  0.412  1.0
  O  O19  1  0.613  0.387  0.250  1.0
  O  O20  1  0.958  0.327  0.684  1.0
  O  O21  1  0.170  0.207  0.458  1.0
  O  O22  1  0.830  0.793  0.542  1.0
  O  O23  1  0.673  0.042  0.816  1.0
  O  O24  1  0.034  0.085  0.336  1.0
  O  O25  1  0.447  0.629  0.325  1.0
  O  O26  1  0.078  0.735  0.088  1.0
  O  O27  1  0.915  0.966  0.164  1.0
  O  O28  1  0.793  0.830  0.042  1.0
  O  O29  1  0.371  0.553  0.175  1.0
  O  O30  1  0.207  0.170  0.958  1.0
  O  O31  1  0.387  0.613  0.750  1.0
  O  O32  1  0.735  0.078  0.588  1.0
  O  O33  1  0.629  0.447  0.825  1.0
  O  O34  1  0.922  0.265  0.912  1.0
  O  O35  1  0.042  0.673  0.316  1.0
  O  O36  1  0.553  0.371  0.675  1.0
  O  O37  1  0.085  0.034  0.836  1.0
[/CIF]
.