The compound described by La10Os2I15 crystallizes in the triclinic P-1 space group. There are five inequivalent La sites. In the first La site, La(1) is bonded to two equivalent Os(1), one I(1), one I(2), one I(6), and one I(8) atom to form distorted LaOs2I4 octahedra that share  a cornercorner with one La(1)Os2I4 octahedra,  a cornercorner with one La(2)OsI5 octahedra,  a cornercorner with one La(4)OsI5 octahedra,  an edgeedge with one La(1)Os2I4 octahedra,  an edgeedge with one La(2)OsI5 octahedra, edges with two equivalent La(3)OsI5 octahedra, edges with two equivalent La(4)OsI5 octahedra, and edges with two equivalent La(5)OsI5 octahedra. The corner-sharing octahedral tilt angles range from 0-8°. In the second La site, La(2) is bonded to one Os(1), one I(5), one I(6), one I(7), and two equivalent I(4) atoms to form LaOsI5 octahedra that share  a cornercorner with one La(1)Os2I4 octahedra,  a cornercorner with one La(3)OsI5 octahedra, corners with two equivalent La(4)OsI5 octahedra,  an edgeedge with one La(1)Os2I4 octahedra,  an edgeedge with one La(2)OsI5 octahedra,  an edgeedge with one La(3)OsI5 octahedra,  an edgeedge with one La(4)OsI5 octahedra, and edges with two equivalent La(5)OsI5 octahedra. The corner-sharing octahedral tilt angles range from 5-11°. In the third La site, La(3) is bonded to one Os(1), one I(1), one I(2), one I(4), and two equivalent I(3) atoms to form LaOsI5 octahedra that share  a cornercorner with one La(2)OsI5 octahedra,  a cornercorner with one La(4)OsI5 octahedra,  a cornercorner with one La(5)OsI5 octahedra,  an edgeedge with one La(2)OsI5 octahedra,  an edgeedge with one La(3)OsI5 octahedra,  an edgeedge with one La(4)OsI5 octahedra,  an edgeedge with one La(5)OsI5 octahedra, and edges with two equivalent La(1)Os2I4 octahedra. The corner-sharing octahedral tilt angles range from 3-9°. In the fourth La site, La(4) is bonded to one Os(1), one I(3), one I(5), one I(6), one I(7), and one I(8) atom to form distorted LaOsI5 octahedra that share  a cornercorner with one La(1)Os2I4 octahedra,  a cornercorner with one La(3)OsI5 octahedra,  a cornercorner with one La(4)OsI5 octahedra, corners with two equivalent La(2)OsI5 octahedra,  an edgeedge with one La(2)OsI5 octahedra,  an edgeedge with one La(3)OsI5 octahedra, edges with two equivalent La(1)Os2I4 octahedra, and edges with two equivalent La(5)OsI5 octahedra. The corner-sharing octahedral tilt angles range from 0-11°. In the fifth La site, La(5) is bonded to one Os(1), one I(1), one I(2), one I(7), and two equivalent I(5) atoms to form distorted LaOsI5 octahedra that share  a cornercorner with one La(3)OsI5 octahedra,  an edgeedge with one La(3)OsI5 octahedra,  an edgeedge with one La(5)OsI5 octahedra, edges with two equivalent La(1)Os2I4 octahedra, edges with two equivalent La(2)OsI5 octahedra, and edges with two equivalent La(4)OsI5 octahedra. The corner-sharing octahedral tilt angles are 3°. Os(1) is bonded to one La(2), one La(3), one La(4), one La(5), and two equivalent La(1) atoms to form edge-sharing OsLa6 octahedra. There are eight inequivalent I sites. In the first I site, I(1) is bonded in a distorted T-shaped geometry to one La(1), one La(3), and one La(5) atom. In the second I site, I(2) is bonded in a distorted T-shaped geometry to one La(1), one La(3), and one La(5) atom. In the third I site, I(3) is bonded in a distorted T-shaped geometry to one La(4) and two equivalent La(3) atoms. In the fourth I site, I(4) is bonded in a T-shaped geometry to one La(3) and two equivalent La(2) atoms. In the fifth I site, I(5) is bonded in a distorted rectangular see-saw-like geometry to one La(2), one La(4), and two equivalent La(5) atoms. In the sixth I site, I(6) is bonded in a distorted T-shaped geometry to one La(1), one La(2), and one La(4) atom. In the seventh I site, I(7) is bonded in a distorted T-shaped geometry to one La(2), one La(4), and one La(5) atom. In the eighth I site, I(8) is bonded in a square co-planar geometry to two equivalent La(1) and two equivalent La(4) atoms. is represented by the CIF file [CIF]
data_La10Os2I15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.099
_cell_length_b   11.213
_cell_length_c   11.951
_cell_angle_alpha   91.469
_cell_angle_beta   114.149
_cell_angle_gamma   110.443
_symmetry_Int_Tables_number   1
_cell_volume   1134.387
_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
  La  La0  1  0.224  0.583  0.053  1.0
  La  La1  1  0.776  0.417  0.947  1.0
  La  La2  1  0.302  0.908  0.277  1.0
  La  La3  1  0.698  0.092  0.723  1.0
  La  La4  1  0.087  0.548  0.330  1.0
  La  La5  1  0.913  0.452  0.670  1.0
  La  La6  1  0.835  0.749  0.178  1.0
  La  La7  1  0.165  0.251  0.822  1.0
  La  La8  1  0.977  0.796  0.907  1.0
  La  La9  1  0.023  0.204  0.093  1.0
  Os  Os10  1  0.034  0.677  0.122  1.0
  Os  Os11  1  0.966  0.323  0.878  1.0
  I  I12  1  0.340  0.443  0.300  1.0
  I  I13  1  0.660  0.557  0.700  1.0
  I  I14  1  0.211  0.737  0.815  1.0
  I  I15  1  0.789  0.263  0.185  1.0
  I  I16  1  0.146  0.385  0.580  1.0
  I  I17  1  0.854  0.615  0.420  1.0
  I  I18  1  0.391  0.799  0.534  1.0
  I  I19  1  0.609  0.201  0.466  1.0
  I  I20  1  0.269  0.089  0.055  1.0
  I  I21  1  0.731  0.911  0.945  1.0
  I  I22  1  0.567  0.846  0.228  1.0
  I  I23  1  0.433  0.154  0.772  1.0
  I  I24  1  0.091  0.039  0.340  1.0
  I  I25  1  0.909  0.961  0.660  1.0
  I  I26  1  0.500  0.500  0.000  1.0
[/CIF]
.
The compound described by La10Os2I15 crystallizes in the triclinic P-1 space group. There are five inequivalent La sites. In the first La site, La(1) is bonded to two equivalent Os(1), one I(1), one I(2), one I(6), and one I(8) atom to form distorted LaOs2I4 octahedra that share  a cornercorner with one La(1)Os2I4 octahedra,  a cornercorner with one La(2)OsI5 octahedra,  a cornercorner with one La(4)OsI5 octahedra,  an edgeedge with one La(1)Os2I4 octahedra,  an edgeedge with one La(2)OsI5 octahedra, edges with two equivalent La(3)OsI5 octahedra, edges with two equivalent La(4)OsI5 octahedra, and edges with two equivalent La(5)OsI5 octahedra. The corner-sharing octahedral tilt angles range from 0-8°. In the second La site, La(2) is bonded to one Os(1), one I(5), one I(6), one I(7), and two equivalent I(4) atoms to form LaOsI5 octahedra that share  a cornercorner with one La(1)Os2I4 octahedra,  a cornercorner with one La(3)OsI5 octahedra, corners with two equivalent La(4)OsI5 octahedra,  an edgeedge with one La(1)Os2I4 octahedra,  an edgeedge with one La(2)OsI5 octahedra,  an edgeedge with one La(3)OsI5 octahedra,  an edgeedge with one La(4)OsI5 octahedra, and edges with two equivalent La(5)OsI5 octahedra. The corner-sharing octahedral tilt angles range from 5-11°. In the third La site, La(3) is bonded to one Os(1), one I(1), one I(2), one I(4), and two equivalent I(3) atoms to form LaOsI5 octahedra that share  a cornercorner with one La(2)OsI5 octahedra,  a cornercorner with one La(4)OsI5 octahedra,  a cornercorner with one La(5)OsI5 octahedra,  an edgeedge with one La(2)OsI5 octahedra,  an edgeedge with one La(3)OsI5 octahedra,  an edgeedge with one La(4)OsI5 octahedra,  an edgeedge with one La(5)OsI5 octahedra, and edges with two equivalent La(1)Os2I4 octahedra. The corner-sharing octahedral tilt angles range from 3-9°. In the fourth La site, La(4) is bonded to one Os(1), one I(3), one I(5), one I(6), one I(7), and one I(8) atom to form distorted LaOsI5 octahedra that share  a cornercorner with one La(1)Os2I4 octahedra,  a cornercorner with one La(3)OsI5 octahedra,  a cornercorner with one La(4)OsI5 octahedra, corners with two equivalent La(2)OsI5 octahedra,  an edgeedge with one La(2)OsI5 octahedra,  an edgeedge with one La(3)OsI5 octahedra, edges with two equivalent La(1)Os2I4 octahedra, and edges with two equivalent La(5)OsI5 octahedra. The corner-sharing octahedral tilt angles range from 0-11°. In the fifth La site, La(5) is bonded to one Os(1), one I(1), one I(2), one I(7), and two equivalent I(5) atoms to form distorted LaOsI5 octahedra that share  a cornercorner with one La(3)OsI5 octahedra,  an edgeedge with one La(3)OsI5 octahedra,  an edgeedge with one La(5)OsI5 octahedra, edges with two equivalent La(1)Os2I4 octahedra, edges with two equivalent La(2)OsI5 octahedra, and edges with two equivalent La(4)OsI5 octahedra. The corner-sharing octahedral tilt angles are 3°. Os(1) is bonded to one La(2), one La(3), one La(4), one La(5), and two equivalent La(1) atoms to form edge-sharing OsLa6 octahedra. There are eight inequivalent I sites. In the first I site, I(1) is bonded in a distorted T-shaped geometry to one La(1), one La(3), and one La(5) atom. In the second I site, I(2) is bonded in a distorted T-shaped geometry to one La(1), one La(3), and one La(5) atom. In the third I site, I(3) is bonded in a distorted T-shaped geometry to one La(4) and two equivalent La(3) atoms. In the fourth I site, I(4) is bonded in a T-shaped geometry to one La(3) and two equivalent La(2) atoms. In the fifth I site, I(5) is bonded in a distorted rectangular see-saw-like geometry to one La(2), one La(4), and two equivalent La(5) atoms. In the sixth I site, I(6) is bonded in a distorted T-shaped geometry to one La(1), one La(2), and one La(4) atom. In the seventh I site, I(7) is bonded in a distorted T-shaped geometry to one La(2), one La(4), and one La(5) atom. In the eighth I site, I(8) is bonded in a square co-planar geometry to two equivalent La(1) and two equivalent La(4) atoms. is represented by the CIF file [CIF]
data_La10Os2I15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.099
_cell_length_b   11.213
_cell_length_c   11.951
_cell_angle_alpha   91.469
_cell_angle_beta   114.149
_cell_angle_gamma   110.443
_symmetry_Int_Tables_number   1
_cell_volume   1134.387
_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
  La  La0  1  0.224  0.583  0.053  1.0
  La  La1  1  0.776  0.417  0.947  1.0
  La  La2  1  0.302  0.908  0.277  1.0
  La  La3  1  0.698  0.092  0.723  1.0
  La  La4  1  0.087  0.548  0.330  1.0
  La  La5  1  0.913  0.452  0.670  1.0
  La  La6  1  0.835  0.749  0.178  1.0
  La  La7  1  0.165  0.251  0.822  1.0
  La  La8  1  0.977  0.796  0.907  1.0
  La  La9  1  0.023  0.204  0.093  1.0
  Os  Os10  1  0.034  0.677  0.122  1.0
  Os  Os11  1  0.966  0.323  0.878  1.0
  I  I12  1  0.340  0.443  0.300  1.0
  I  I13  1  0.660  0.557  0.700  1.0
  I  I14  1  0.211  0.737  0.815  1.0
  I  I15  1  0.789  0.263  0.185  1.0
  I  I16  1  0.146  0.385  0.580  1.0
  I  I17  1  0.854  0.615  0.420  1.0
  I  I18  1  0.391  0.799  0.534  1.0
  I  I19  1  0.609  0.201  0.466  1.0
  I  I20  1  0.269  0.089  0.055  1.0
  I  I21  1  0.731  0.911  0.945  1.0
  I  I22  1  0.567  0.846  0.228  1.0
  I  I23  1  0.433  0.154  0.772  1.0
  I  I24  1  0.091  0.039  0.340  1.0
  I  I25  1  0.909  0.961  0.660  1.0
  I  I26  1  0.500  0.500  0.000  1.0
[/CIF]
.