The crystal structure described by RbUCrO10I crystallizes in the triclinic P-1 space group. Rb(1) is bonded in a 8-coordinate geometry to one O(1), one O(3), one O(4), one O(5), one O(8), one O(9), and two equivalent O(7) atoms. U(1) is bonded to one O(1), one O(10), one O(2), one O(5), one O(6), one O(8), and one O(9) atom to form distorted UO7 pentagonal bipyramids that share corners with two equivalent Cr(1)O4 tetrahedra. Cr(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form CrO4 tetrahedra that share corners with two equivalent U(1)O7 pentagonal bipyramids. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a 1-coordinate geometry to one Rb(1), one U(1), and one Cr(1) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to one U(1) and one Cr(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Rb(1) and one Cr(1) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one Rb(1) and one Cr(1) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Rb(1), one U(1), and one I(1) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one U(1) and one I(1) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to two equivalent Rb(1) and one I(1) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Rb(1) and one U(1) atom. In the ninth O site, O(9) is bonded in a single-bond geometry to one Rb(1) and one U(1) atom. In the tenth O site, O(10) is bonded in a single-bond geometry to one U(1) atom. I(1) is bonded in a 3-coordinate geometry to one O(5), one O(6), and one O(7) atom. is represented by the CIF card [CIF]
data_RbUCrIO10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.349
_cell_length_b   8.230
_cell_length_c   8.722
_cell_angle_alpha   87.068
_cell_angle_beta   86.605
_cell_angle_gamma   73.001
_symmetry_Int_Tables_number   1
_cell_volume   503.254
_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
  Rb  Rb0  1  0.335  0.323  0.654  1.0
  Rb  Rb1  1  0.665  0.677  0.346  1.0
  U  U2  1  0.873  0.845  0.775  1.0
  U  U3  1  0.127  0.155  0.225  1.0
  Cr  Cr4  1  0.204  0.578  0.087  1.0
  Cr  Cr5  1  0.796  0.422  0.913  1.0
  I  I6  1  0.388  0.793  0.783  1.0
  I  I7  1  0.612  0.207  0.217  1.0
  O  O8  1  0.139  0.650  0.902  1.0
  O  O9  1  0.861  0.350  0.098  1.0
  O  O10  1  0.256  0.360  0.105  1.0
  O  O11  1  0.744  0.640  0.895  1.0
  O  O12  1  0.036  0.667  0.211  1.0
  O  O13  1  0.964  0.333  0.789  1.0
  O  O14  1  0.394  0.633  0.116  1.0
  O  O15  1  0.606  0.367  0.884  1.0
  O  O16  1  0.538  0.937  0.725  1.0
  O  O17  1  0.462  0.063  0.275  1.0
  O  O18  1  0.159  0.927  0.707  1.0
  O  O19  1  0.841  0.073  0.293  1.0
  O  O20  1  0.462  0.638  0.636  1.0
  O  O21  1  0.538  0.362  0.364  1.0
  O  O22  1  0.797  0.102  0.631  1.0
  O  O23  1  0.203  0.898  0.369  1.0
  O  O24  1  0.922  0.717  0.606  1.0
  O  O25  1  0.078  0.283  0.394  1.0
  O  O26  1  0.813  0.974  0.945  1.0
  O  O27  1  0.187  0.026  0.055  1.0
[/CIF]
.
The crystal structure described by RbUCrO10I crystallizes in the triclinic P-1 space group. Rb(1) is bonded in a 8-coordinate geometry to one O(1), one O(3), one O(4), one O(5), one O(8), one O(9), and two equivalent O(7) atoms. U(1) is bonded to one O(1), one O(10), one O(2), one O(5), one O(6), one O(8), and one O(9) atom to form distorted UO7 pentagonal bipyramids that share corners with two equivalent Cr(1)O4 tetrahedra. Cr(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form CrO4 tetrahedra that share corners with two equivalent U(1)O7 pentagonal bipyramids. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a 1-coordinate geometry to one Rb(1), one U(1), and one Cr(1) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to one U(1) and one Cr(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Rb(1) and one Cr(1) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one Rb(1) and one Cr(1) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Rb(1), one U(1), and one I(1) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one U(1) and one I(1) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to two equivalent Rb(1) and one I(1) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Rb(1) and one U(1) atom. In the ninth O site, O(9) is bonded in a single-bond geometry to one Rb(1) and one U(1) atom. In the tenth O site, O(10) is bonded in a single-bond geometry to one U(1) atom. I(1) is bonded in a 3-coordinate geometry to one O(5), one O(6), and one O(7) atom. is represented by the CIF card [CIF]
data_RbUCrIO10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.349
_cell_length_b   8.230
_cell_length_c   8.722
_cell_angle_alpha   87.068
_cell_angle_beta   86.605
_cell_angle_gamma   73.001
_symmetry_Int_Tables_number   1
_cell_volume   503.254
_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
  Rb  Rb0  1  0.335  0.323  0.654  1.0
  Rb  Rb1  1  0.665  0.677  0.346  1.0
  U  U2  1  0.873  0.845  0.775  1.0
  U  U3  1  0.127  0.155  0.225  1.0
  Cr  Cr4  1  0.204  0.578  0.087  1.0
  Cr  Cr5  1  0.796  0.422  0.913  1.0
  I  I6  1  0.388  0.793  0.783  1.0
  I  I7  1  0.612  0.207  0.217  1.0
  O  O8  1  0.139  0.650  0.902  1.0
  O  O9  1  0.861  0.350  0.098  1.0
  O  O10  1  0.256  0.360  0.105  1.0
  O  O11  1  0.744  0.640  0.895  1.0
  O  O12  1  0.036  0.667  0.211  1.0
  O  O13  1  0.964  0.333  0.789  1.0
  O  O14  1  0.394  0.633  0.116  1.0
  O  O15  1  0.606  0.367  0.884  1.0
  O  O16  1  0.538  0.937  0.725  1.0
  O  O17  1  0.462  0.063  0.275  1.0
  O  O18  1  0.159  0.927  0.707  1.0
  O  O19  1  0.841  0.073  0.293  1.0
  O  O20  1  0.462  0.638  0.636  1.0
  O  O21  1  0.538  0.362  0.364  1.0
  O  O22  1  0.797  0.102  0.631  1.0
  O  O23  1  0.203  0.898  0.369  1.0
  O  O24  1  0.922  0.717  0.606  1.0
  O  O25  1  0.078  0.283  0.394  1.0
  O  O26  1  0.813  0.974  0.945  1.0
  O  O27  1  0.187  0.026  0.055  1.0
[/CIF]
.