The material structure described by Rb2TiCr2(MoO4)6 crystallizes in the triclinic P-1 space group. Rb(1) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(12), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. Ti(1) is bonded to two equivalent O(12), two equivalent O(5), and two equivalent O(7) atoms to form TiO6 octahedra that share corners with two equivalent Mo(1)O4 tetrahedra, corners with two equivalent Mo(2)O4 tetrahedra, and corners with two equivalent Mo(3)O4 tetrahedra. There are three inequivalent Mo sites. In the first Mo site, Mo(1) is bonded to one O(1), one O(10), one O(4), and one O(7) atom to form MoO4 tetrahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra, and  a cornercorner with one Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-41°. In the second Mo site, Mo(2) is bonded to one O(11), one O(2), one O(5), and one O(8) atom to form MoO4 tetrahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra, and  a cornercorner with one Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-40°. In the third Mo site, Mo(3) is bonded to one O(12), one O(3), one O(6), and one O(9) atom to form MoO4 tetrahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra, and  a cornercorner with one Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-42°. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to two equivalent O(10), two equivalent O(6), and two equivalent O(8) atoms to form CrO6 octahedra that share corners with two equivalent Mo(1)O4 tetrahedra, corners with two equivalent Mo(2)O4 tetrahedra, and corners with two equivalent Mo(3)O4 tetrahedra. In the second Cr site, Cr(2) is bonded to two equivalent O(11), two equivalent O(4), and two equivalent O(9) atoms to form CrO6 octahedra that share corners with two equivalent Mo(1)O4 tetrahedra, corners with two equivalent Mo(2)O4 tetrahedra, and corners with two equivalent Mo(3)O4 tetrahedra. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one Rb(1) and one Mo(1) atom. In the second O site, O(2) is bonded in a single-bond geometry to one Rb(1) and one Mo(2) atom. In the third O site, O(3) is bonded in a single-bond geometry to one Rb(1) and one Mo(3) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Rb(1), one Mo(1), and one Cr(2) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one Rb(1), one Ti(1), and one Mo(2) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Rb(1), one Mo(3), and one Cr(1) atom. In the seventh O site, O(7) is bonded in a linear geometry to one Ti(1) and one Mo(1) atom. In the eighth O site, O(8) is bonded in a linear geometry to one Mo(2) and one Cr(1) atom. In the ninth O site, O(9) is bonded in a linear geometry to one Mo(3) and one Cr(2) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Rb(1), one Mo(1), and one Cr(1) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one Rb(1), one Mo(2), and one Cr(2) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Rb(1), one Ti(1), and one Mo(3) atom. is represented by the CIF file [CIF]
data_Rb2TiCr2(MoO4)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.664
_cell_length_b   8.670
_cell_length_c   8.683
_cell_angle_alpha   99.717
_cell_angle_beta   99.616
_cell_angle_gamma   99.740
_symmetry_Int_Tables_number   1
_cell_volume   620.685
_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
  Rb  Rb0  1  0.814  0.815  0.812  1.0
  Rb  Rb1  1  0.186  0.185  0.188  1.0
  Ti  Ti2  1  0.500  0.500  0.000  1.0
  Cr  Cr3  1  0.000  0.500  0.500  1.0
  Cr  Cr4  1  0.500  0.000  0.500  1.0
  Mo  Mo5  1  0.781  0.319  0.774  1.0
  Mo  Mo6  1  0.775  0.781  0.320  1.0
  Mo  Mo7  1  0.319  0.774  0.779  1.0
  Mo  Mo8  1  0.219  0.681  0.226  1.0
  Mo  Mo9  1  0.225  0.219  0.680  1.0
  Mo  Mo10  1  0.681  0.226  0.221  1.0
  O  O11  1  0.944  0.310  0.916  1.0
  O  O12  1  0.918  0.944  0.310  1.0
  O  O13  1  0.311  0.918  0.942  1.0
  O  O14  1  0.056  0.690  0.084  1.0
  O  O15  1  0.082  0.056  0.690  1.0
  O  O16  1  0.689  0.082  0.058  1.0
  O  O17  1  0.684  0.116  0.677  1.0
  O  O18  1  0.673  0.681  0.115  1.0
  O  O19  1  0.115  0.676  0.685  1.0
  O  O20  1  0.316  0.884  0.323  1.0
  O  O21  1  0.327  0.319  0.885  1.0
  O  O22  1  0.885  0.324  0.315  1.0
  O  O23  1  0.644  0.422  0.872  1.0
  O  O24  1  0.867  0.644  0.420  1.0
  O  O25  1  0.420  0.866  0.643  1.0
  O  O26  1  0.356  0.578  0.128  1.0
  O  O27  1  0.133  0.356  0.580  1.0
  O  O28  1  0.580  0.134  0.357  1.0
  O  O29  1  0.842  0.437  0.634  1.0
  O  O30  1  0.634  0.842  0.438  1.0
  O  O31  1  0.439  0.632  0.845  1.0
  O  O32  1  0.158  0.563  0.366  1.0
  O  O33  1  0.366  0.158  0.562  1.0
  O  O34  1  0.561  0.368  0.155  1.0
[/CIF]
.
The material structure described by Rb2TiCr2(MoO4)6 crystallizes in the triclinic P-1 space group. Rb(1) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(12), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. Ti(1) is bonded to two equivalent O(12), two equivalent O(5), and two equivalent O(7) atoms to form TiO6 octahedra that share corners with two equivalent Mo(1)O4 tetrahedra, corners with two equivalent Mo(2)O4 tetrahedra, and corners with two equivalent Mo(3)O4 tetrahedra. There are three inequivalent Mo sites. In the first Mo site, Mo(1) is bonded to one O(1), one O(10), one O(4), and one O(7) atom to form MoO4 tetrahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra, and  a cornercorner with one Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-41°. In the second Mo site, Mo(2) is bonded to one O(11), one O(2), one O(5), and one O(8) atom to form MoO4 tetrahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra, and  a cornercorner with one Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-40°. In the third Mo site, Mo(3) is bonded to one O(12), one O(3), one O(6), and one O(9) atom to form MoO4 tetrahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra, and  a cornercorner with one Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-42°. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to two equivalent O(10), two equivalent O(6), and two equivalent O(8) atoms to form CrO6 octahedra that share corners with two equivalent Mo(1)O4 tetrahedra, corners with two equivalent Mo(2)O4 tetrahedra, and corners with two equivalent Mo(3)O4 tetrahedra. In the second Cr site, Cr(2) is bonded to two equivalent O(11), two equivalent O(4), and two equivalent O(9) atoms to form CrO6 octahedra that share corners with two equivalent Mo(1)O4 tetrahedra, corners with two equivalent Mo(2)O4 tetrahedra, and corners with two equivalent Mo(3)O4 tetrahedra. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one Rb(1) and one Mo(1) atom. In the second O site, O(2) is bonded in a single-bond geometry to one Rb(1) and one Mo(2) atom. In the third O site, O(3) is bonded in a single-bond geometry to one Rb(1) and one Mo(3) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Rb(1), one Mo(1), and one Cr(2) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one Rb(1), one Ti(1), and one Mo(2) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Rb(1), one Mo(3), and one Cr(1) atom. In the seventh O site, O(7) is bonded in a linear geometry to one Ti(1) and one Mo(1) atom. In the eighth O site, O(8) is bonded in a linear geometry to one Mo(2) and one Cr(1) atom. In the ninth O site, O(9) is bonded in a linear geometry to one Mo(3) and one Cr(2) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Rb(1), one Mo(1), and one Cr(1) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one Rb(1), one Mo(2), and one Cr(2) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Rb(1), one Ti(1), and one Mo(3) atom. is represented by the CIF file [CIF]
data_Rb2TiCr2(MoO4)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.664
_cell_length_b   8.670
_cell_length_c   8.683
_cell_angle_alpha   99.717
_cell_angle_beta   99.616
_cell_angle_gamma   99.740
_symmetry_Int_Tables_number   1
_cell_volume   620.685
_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
  Rb  Rb0  1  0.814  0.815  0.812  1.0
  Rb  Rb1  1  0.186  0.185  0.188  1.0
  Ti  Ti2  1  0.500  0.500  0.000  1.0
  Cr  Cr3  1  0.000  0.500  0.500  1.0
  Cr  Cr4  1  0.500  0.000  0.500  1.0
  Mo  Mo5  1  0.781  0.319  0.774  1.0
  Mo  Mo6  1  0.775  0.781  0.320  1.0
  Mo  Mo7  1  0.319  0.774  0.779  1.0
  Mo  Mo8  1  0.219  0.681  0.226  1.0
  Mo  Mo9  1  0.225  0.219  0.680  1.0
  Mo  Mo10  1  0.681  0.226  0.221  1.0
  O  O11  1  0.944  0.310  0.916  1.0
  O  O12  1  0.918  0.944  0.310  1.0
  O  O13  1  0.311  0.918  0.942  1.0
  O  O14  1  0.056  0.690  0.084  1.0
  O  O15  1  0.082  0.056  0.690  1.0
  O  O16  1  0.689  0.082  0.058  1.0
  O  O17  1  0.684  0.116  0.677  1.0
  O  O18  1  0.673  0.681  0.115  1.0
  O  O19  1  0.115  0.676  0.685  1.0
  O  O20  1  0.316  0.884  0.323  1.0
  O  O21  1  0.327  0.319  0.885  1.0
  O  O22  1  0.885  0.324  0.315  1.0
  O  O23  1  0.644  0.422  0.872  1.0
  O  O24  1  0.867  0.644  0.420  1.0
  O  O25  1  0.420  0.866  0.643  1.0
  O  O26  1  0.356  0.578  0.128  1.0
  O  O27  1  0.133  0.356  0.580  1.0
  O  O28  1  0.580  0.134  0.357  1.0
  O  O29  1  0.842  0.437  0.634  1.0
  O  O30  1  0.634  0.842  0.438  1.0
  O  O31  1  0.439  0.632  0.845  1.0
  O  O32  1  0.158  0.563  0.366  1.0
  O  O33  1  0.366  0.158  0.562  1.0
  O  O34  1  0.561  0.368  0.155  1.0
[/CIF]
.