The compound described by Li2Ba5U3O15 is (Cubic) Perovskite-derived structured and crystallizes in the tetragonal I4/m space group. Li(1) is bonded to one O(3), one O(5), one O(6), one O(7), and two equivalent O(1) atoms to form LiO6 octahedra that share  a cornercorner with one U(2)O6 octahedra, corners with five equivalent U(1)O6 octahedra, faces with two equivalent Ba(1)O12 cuboctahedra, and faces with six equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-6°. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded to four equivalent O(1), four equivalent O(6), and four equivalent O(7) atoms to form BaO12 cuboctahedra that share corners with twelve equivalent Ba(2)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Ba(2)O12 cuboctahedra, faces with four equivalent Li(1)O6 octahedra, and faces with four equivalent U(1)O6 octahedra. In the second Ba site, Ba(2) is bonded to one O(2), one O(6), one O(7), two equivalent O(3), two equivalent O(4), two equivalent O(5), and three equivalent O(1) atoms to form BaO12 cuboctahedra that share corners with three equivalent Ba(1)O12 cuboctahedra, corners with nine equivalent Ba(2)O12 cuboctahedra,  a faceface with one Ba(1)O12 cuboctahedra, faces with five equivalent Ba(2)O12 cuboctahedra,  a faceface with one U(2)O6 octahedra,  a faceface with one U(3)O6 octahedra, faces with three equivalent Li(1)O6 octahedra, and faces with three equivalent U(1)O6 octahedra. There are three inequivalent U sites. In the first U site, U(3) is bonded to two equivalent O(2) and four equivalent O(4) atoms to form UO6 octahedra that share corners with two equivalent U(2)O6 octahedra, corners with four equivalent U(1)O6 octahedra, and faces with eight equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedra are not tilted. In the second U site, U(1) is bonded to one O(3), one O(4), one O(6), one O(7), and two equivalent O(1) atoms to form UO6 octahedra that share  a cornercorner with one U(3)O6 octahedra, corners with five equivalent Li(1)O6 octahedra, faces with two equivalent Ba(1)O12 cuboctahedra, and faces with six equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the third U site, U(2) is bonded to two equivalent O(2) and four equivalent O(5) atoms to form UO6 octahedra that share corners with two equivalent U(3)O6 octahedra, corners with four equivalent Li(1)O6 octahedra, and faces with eight equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-5°. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Li(1), one Ba(1), three equivalent Ba(2), and one U(1) atom. In the second O site, O(2) is bonded in a distorted linear geometry to four equivalent Ba(2), one U(2), and one U(3) atom. In the third O site, O(3) is bonded to one Li(1), four equivalent Ba(2), and one U(1) atom to form distorted edge-sharing OBa4LiU octahedra. In the fourth O site, O(4) is bonded in a distorted linear geometry to four equivalent Ba(2), one U(1), and one U(3) atom. In the fifth O site, O(5) is bonded in a distorted linear geometry to one Li(1), four equivalent Ba(2), and one U(2) atom. In the sixth O site, O(6) is bonded in a distorted linear geometry to one Li(1), two equivalent Ba(1), two equivalent Ba(2), and one U(1) atom. In the seventh O site, O(7) is bonded in a distorted linear geometry to one Li(1), two equivalent Ba(1), two equivalent Ba(2), and one U(1) atom. is represented by the CIF file [CIF]
data_Ba5Li2U3O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.478
_cell_length_b   10.478
_cell_length_c   10.478
_cell_angle_alpha   99.547
_cell_angle_beta   99.547
_cell_angle_gamma   131.935
_symmetry_Int_Tables_number   1
_cell_volume   781.578
_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
  Ba  Ba0  1  0.750  0.250  0.500  1.0
  Ba  Ba1  1  0.526  0.633  0.683  1.0
  Ba  Ba2  1  0.950  0.844  0.317  1.0
  Ba  Ba3  1  0.156  0.474  0.106  1.0
  Ba  Ba4  1  0.367  0.050  0.894  1.0
  Ba  Ba5  1  0.844  0.526  0.894  1.0
  Ba  Ba6  1  0.633  0.950  0.106  1.0
  Ba  Ba7  1  0.050  0.156  0.683  1.0
  Ba  Ba8  1  0.250  0.750  0.500  1.0
  Ba  Ba9  1  0.474  0.367  0.317  1.0
  Li  Li10  1  0.406  0.194  0.600  1.0
  Li  Li11  1  0.806  0.406  0.213  1.0
  Li  Li12  1  0.194  0.594  0.787  1.0
  Li  Li13  1  0.594  0.806  0.400  1.0
  U  U14  1  0.302  0.903  0.205  1.0
  U  U15  1  0.097  0.302  0.399  1.0
  U  U16  1  0.500  0.500  0.000  1.0
  U  U17  1  0.698  0.097  0.795  1.0
  U  U18  1  0.903  0.698  0.601  1.0
  U  U19  1  0.000  0.000  0.000  1.0
  O  O20  1  0.538  0.140  0.201  1.0
  O  O21  1  0.337  0.538  0.398  1.0
  O  O22  1  0.761  0.761  0.000  1.0
  O  O23  1  0.939  0.337  0.799  1.0
  O  O24  1  0.140  0.939  0.602  1.0
  O  O25  1  0.253  0.760  0.014  1.0
  O  O26  1  0.046  0.144  0.191  1.0
  O  O27  1  0.451  0.361  0.811  1.0
  O  O28  1  0.655  0.953  0.608  1.0
  O  O29  1  0.851  0.552  0.403  1.0
  O  O30  1  0.144  0.954  0.098  1.0
  O  O31  1  0.953  0.345  0.299  1.0
  O  O32  1  0.361  0.549  0.910  1.0
  O  O33  1  0.552  0.149  0.701  1.0
  O  O34  1  0.760  0.747  0.507  1.0
  O  O35  1  0.061  0.663  0.201  1.0
  O  O36  1  0.860  0.061  0.398  1.0
  O  O37  1  0.239  0.239  0.000  1.0
  O  O38  1  0.462  0.860  0.799  1.0
  O  O39  1  0.663  0.462  0.602  1.0
  O  O40  1  0.345  0.047  0.392  1.0
  O  O41  1  0.149  0.448  0.597  1.0
  O  O42  1  0.549  0.639  0.189  1.0
  O  O43  1  0.747  0.240  0.986  1.0
  O  O44  1  0.954  0.856  0.809  1.0
  O  O45  1  0.448  0.851  0.299  1.0
  O  O46  1  0.240  0.253  0.493  1.0
  O  O47  1  0.639  0.451  0.090  1.0
  O  O48  1  0.856  0.046  0.902  1.0
  O  O49  1  0.047  0.655  0.701  1.0
[/CIF]
.
The compound described by Li2Ba5U3O15 is (Cubic) Perovskite-derived structured and crystallizes in the tetragonal I4/m space group. Li(1) is bonded to one O(3), one O(5), one O(6), one O(7), and two equivalent O(1) atoms to form LiO6 octahedra that share  a cornercorner with one U(2)O6 octahedra, corners with five equivalent U(1)O6 octahedra, faces with two equivalent Ba(1)O12 cuboctahedra, and faces with six equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-6°. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded to four equivalent O(1), four equivalent O(6), and four equivalent O(7) atoms to form BaO12 cuboctahedra that share corners with twelve equivalent Ba(2)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Ba(2)O12 cuboctahedra, faces with four equivalent Li(1)O6 octahedra, and faces with four equivalent U(1)O6 octahedra. In the second Ba site, Ba(2) is bonded to one O(2), one O(6), one O(7), two equivalent O(3), two equivalent O(4), two equivalent O(5), and three equivalent O(1) atoms to form BaO12 cuboctahedra that share corners with three equivalent Ba(1)O12 cuboctahedra, corners with nine equivalent Ba(2)O12 cuboctahedra,  a faceface with one Ba(1)O12 cuboctahedra, faces with five equivalent Ba(2)O12 cuboctahedra,  a faceface with one U(2)O6 octahedra,  a faceface with one U(3)O6 octahedra, faces with three equivalent Li(1)O6 octahedra, and faces with three equivalent U(1)O6 octahedra. There are three inequivalent U sites. In the first U site, U(3) is bonded to two equivalent O(2) and four equivalent O(4) atoms to form UO6 octahedra that share corners with two equivalent U(2)O6 octahedra, corners with four equivalent U(1)O6 octahedra, and faces with eight equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedra are not tilted. In the second U site, U(1) is bonded to one O(3), one O(4), one O(6), one O(7), and two equivalent O(1) atoms to form UO6 octahedra that share  a cornercorner with one U(3)O6 octahedra, corners with five equivalent Li(1)O6 octahedra, faces with two equivalent Ba(1)O12 cuboctahedra, and faces with six equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the third U site, U(2) is bonded to two equivalent O(2) and four equivalent O(5) atoms to form UO6 octahedra that share corners with two equivalent U(3)O6 octahedra, corners with four equivalent Li(1)O6 octahedra, and faces with eight equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-5°. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Li(1), one Ba(1), three equivalent Ba(2), and one U(1) atom. In the second O site, O(2) is bonded in a distorted linear geometry to four equivalent Ba(2), one U(2), and one U(3) atom. In the third O site, O(3) is bonded to one Li(1), four equivalent Ba(2), and one U(1) atom to form distorted edge-sharing OBa4LiU octahedra. In the fourth O site, O(4) is bonded in a distorted linear geometry to four equivalent Ba(2), one U(1), and one U(3) atom. In the fifth O site, O(5) is bonded in a distorted linear geometry to one Li(1), four equivalent Ba(2), and one U(2) atom. In the sixth O site, O(6) is bonded in a distorted linear geometry to one Li(1), two equivalent Ba(1), two equivalent Ba(2), and one U(1) atom. In the seventh O site, O(7) is bonded in a distorted linear geometry to one Li(1), two equivalent Ba(1), two equivalent Ba(2), and one U(1) atom. is represented by the CIF file [CIF]
data_Ba5Li2U3O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.478
_cell_length_b   10.478
_cell_length_c   10.478
_cell_angle_alpha   99.547
_cell_angle_beta   99.547
_cell_angle_gamma   131.935
_symmetry_Int_Tables_number   1
_cell_volume   781.578
_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
  Ba  Ba0  1  0.750  0.250  0.500  1.0
  Ba  Ba1  1  0.526  0.633  0.683  1.0
  Ba  Ba2  1  0.950  0.844  0.317  1.0
  Ba  Ba3  1  0.156  0.474  0.106  1.0
  Ba  Ba4  1  0.367  0.050  0.894  1.0
  Ba  Ba5  1  0.844  0.526  0.894  1.0
  Ba  Ba6  1  0.633  0.950  0.106  1.0
  Ba  Ba7  1  0.050  0.156  0.683  1.0
  Ba  Ba8  1  0.250  0.750  0.500  1.0
  Ba  Ba9  1  0.474  0.367  0.317  1.0
  Li  Li10  1  0.406  0.194  0.600  1.0
  Li  Li11  1  0.806  0.406  0.213  1.0
  Li  Li12  1  0.194  0.594  0.787  1.0
  Li  Li13  1  0.594  0.806  0.400  1.0
  U  U14  1  0.302  0.903  0.205  1.0
  U  U15  1  0.097  0.302  0.399  1.0
  U  U16  1  0.500  0.500  0.000  1.0
  U  U17  1  0.698  0.097  0.795  1.0
  U  U18  1  0.903  0.698  0.601  1.0
  U  U19  1  0.000  0.000  0.000  1.0
  O  O20  1  0.538  0.140  0.201  1.0
  O  O21  1  0.337  0.538  0.398  1.0
  O  O22  1  0.761  0.761  0.000  1.0
  O  O23  1  0.939  0.337  0.799  1.0
  O  O24  1  0.140  0.939  0.602  1.0
  O  O25  1  0.253  0.760  0.014  1.0
  O  O26  1  0.046  0.144  0.191  1.0
  O  O27  1  0.451  0.361  0.811  1.0
  O  O28  1  0.655  0.953  0.608  1.0
  O  O29  1  0.851  0.552  0.403  1.0
  O  O30  1  0.144  0.954  0.098  1.0
  O  O31  1  0.953  0.345  0.299  1.0
  O  O32  1  0.361  0.549  0.910  1.0
  O  O33  1  0.552  0.149  0.701  1.0
  O  O34  1  0.760  0.747  0.507  1.0
  O  O35  1  0.061  0.663  0.201  1.0
  O  O36  1  0.860  0.061  0.398  1.0
  O  O37  1  0.239  0.239  0.000  1.0
  O  O38  1  0.462  0.860  0.799  1.0
  O  O39  1  0.663  0.462  0.602  1.0
  O  O40  1  0.345  0.047  0.392  1.0
  O  O41  1  0.149  0.448  0.597  1.0
  O  O42  1  0.549  0.639  0.189  1.0
  O  O43  1  0.747  0.240  0.986  1.0
  O  O44  1  0.954  0.856  0.809  1.0
  O  O45  1  0.448  0.851  0.299  1.0
  O  O46  1  0.240  0.253  0.493  1.0
  O  O47  1  0.639  0.451  0.090  1.0
  O  O48  1  0.856  0.046  0.902  1.0
  O  O49  1  0.047  0.655  0.701  1.0
[/CIF]
.