The structure described by Ba2MgTi3Tl2O10 crystallizes in the triclinic P1 space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 7-coordinate geometry to one O(9), two equivalent O(6), two equivalent O(7), and two equivalent O(8) atoms. In the second Ba site, Ba(2) is bonded in a 6-coordinate geometry to one O(1), one O(4), two equivalent O(2), and two equivalent O(3) atoms. Mg(1) is bonded in a distorted trigonal non-coplanar geometry to one O(7) and two equivalent O(9) atoms. There are three inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(10), one O(2), one O(3), and two equivalent O(1) atoms to form a mixture of distorted corner and edge-sharing TiO5 trigonal bipyramids. In the second Ti site, Ti(2) is bonded to one O(5), one O(6), one O(7), and two equivalent O(8) atoms to form corner-sharing TiO5 trigonal bipyramids. In the third Ti site, Ti(3) is bonded to one O(1), one O(5), one O(6), and two equivalent O(10) atoms to form a mixture of distorted corner and edge-sharing TiO5 trigonal bipyramids. There are two inequivalent Tl sites. In the first Tl site, Tl(1) is bonded in a 2-coordinate geometry to one O(4) and one O(9) atom. In the second Tl site, Tl(2) is bonded in a 3-coordinate geometry to one O(2) and two equivalent O(4) atoms. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Ba(2), one Ti(3), and two equivalent Ti(1) atoms. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Ba(2), one Ti(1), and one Tl(2) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Ba(2) and one Ti(1) atom. In the fourth O site, O(4) is bonded to one Ba(2), one Tl(1), and two equivalent Tl(2) atoms to form corner-sharing OBaTl3 tetrahedra. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Ti(2) and one Ti(3) atom. In the sixth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Ba(1), one Ti(2), and one Ti(3) atom. In the seventh O site, O(7) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Ba(1), one Mg(1), and one Ti(2) atom. In the eighth O site, O(8) is bonded in a 2-coordinate geometry to two equivalent Ba(1) and two equivalent Ti(2) atoms. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Ba(1), two equivalent Mg(1), and one Tl(1) atom. In the tenth O site, O(10) is bonded in a distorted T-shaped geometry to one Ti(1) and two equivalent Ti(3) atoms. is represented by the CIF card [CIF]
data_Ba2MgTi3Tl2O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.983
_cell_length_b   3.744
_cell_length_c   16.457
_cell_angle_alpha   87.590
_cell_angle_beta   79.744
_cell_angle_gamma   90.246
_symmetry_Int_Tables_number   1
_cell_volume   301.822
_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
  Ba  Ba0  1  0.066  0.155  0.236  1.0
  Ba  Ba1  1  0.724  0.748  0.742  1.0
  Mg  Mg2  1  0.447  0.634  0.363  1.0
  Ti  Ti3  1  0.162  0.226  0.856  1.0
  Ti  Ti4  1  0.688  0.671  0.131  1.0
  Ti  Ti5  1  0.278  0.700  0.996  1.0
  Tl  Tl6  1  0.856  0.830  0.473  1.0
  Tl  Tl7  1  0.337  0.274  0.586  1.0
  O  O8  1  0.267  0.722  0.876  1.0
  O  O9  1  0.336  0.245  0.746  1.0
  O  O10  1  0.821  0.228  0.845  1.0
  O  O11  1  0.028  0.775  0.589  1.0
  O  O12  1  0.608  0.696  0.020  1.0
  O  O13  1  0.063  0.678  0.111  1.0
  O  O14  1  0.675  0.651  0.253  1.0
  O  O15  1  0.587  0.171  0.144  1.0
  O  O16  1  0.282  0.131  0.379  1.0
  O  O17  1  0.192  0.202  0.981  1.0
[/CIF]
.
The structure described by Ba2MgTi3Tl2O10 crystallizes in the triclinic P1 space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 7-coordinate geometry to one O(9), two equivalent O(6), two equivalent O(7), and two equivalent O(8) atoms. In the second Ba site, Ba(2) is bonded in a 6-coordinate geometry to one O(1), one O(4), two equivalent O(2), and two equivalent O(3) atoms. Mg(1) is bonded in a distorted trigonal non-coplanar geometry to one O(7) and two equivalent O(9) atoms. There are three inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(10), one O(2), one O(3), and two equivalent O(1) atoms to form a mixture of distorted corner and edge-sharing TiO5 trigonal bipyramids. In the second Ti site, Ti(2) is bonded to one O(5), one O(6), one O(7), and two equivalent O(8) atoms to form corner-sharing TiO5 trigonal bipyramids. In the third Ti site, Ti(3) is bonded to one O(1), one O(5), one O(6), and two equivalent O(10) atoms to form a mixture of distorted corner and edge-sharing TiO5 trigonal bipyramids. There are two inequivalent Tl sites. In the first Tl site, Tl(1) is bonded in a 2-coordinate geometry to one O(4) and one O(9) atom. In the second Tl site, Tl(2) is bonded in a 3-coordinate geometry to one O(2) and two equivalent O(4) atoms. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Ba(2), one Ti(3), and two equivalent Ti(1) atoms. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Ba(2), one Ti(1), and one Tl(2) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Ba(2) and one Ti(1) atom. In the fourth O site, O(4) is bonded to one Ba(2), one Tl(1), and two equivalent Tl(2) atoms to form corner-sharing OBaTl3 tetrahedra. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Ti(2) and one Ti(3) atom. In the sixth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Ba(1), one Ti(2), and one Ti(3) atom. In the seventh O site, O(7) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Ba(1), one Mg(1), and one Ti(2) atom. In the eighth O site, O(8) is bonded in a 2-coordinate geometry to two equivalent Ba(1) and two equivalent Ti(2) atoms. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Ba(1), two equivalent Mg(1), and one Tl(1) atom. In the tenth O site, O(10) is bonded in a distorted T-shaped geometry to one Ti(1) and two equivalent Ti(3) atoms. is represented by the CIF card [CIF]
data_Ba2MgTi3Tl2O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.983
_cell_length_b   3.744
_cell_length_c   16.457
_cell_angle_alpha   87.590
_cell_angle_beta   79.744
_cell_angle_gamma   90.246
_symmetry_Int_Tables_number   1
_cell_volume   301.822
_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
  Ba  Ba0  1  0.066  0.155  0.236  1.0
  Ba  Ba1  1  0.724  0.748  0.742  1.0
  Mg  Mg2  1  0.447  0.634  0.363  1.0
  Ti  Ti3  1  0.162  0.226  0.856  1.0
  Ti  Ti4  1  0.688  0.671  0.131  1.0
  Ti  Ti5  1  0.278  0.700  0.996  1.0
  Tl  Tl6  1  0.856  0.830  0.473  1.0
  Tl  Tl7  1  0.337  0.274  0.586  1.0
  O  O8  1  0.267  0.722  0.876  1.0
  O  O9  1  0.336  0.245  0.746  1.0
  O  O10  1  0.821  0.228  0.845  1.0
  O  O11  1  0.028  0.775  0.589  1.0
  O  O12  1  0.608  0.696  0.020  1.0
  O  O13  1  0.063  0.678  0.111  1.0
  O  O14  1  0.675  0.651  0.253  1.0
  O  O15  1  0.587  0.171  0.144  1.0
  O  O16  1  0.282  0.131  0.379  1.0
  O  O17  1  0.192  0.202  0.981  1.0
[/CIF]
.