The material described by In10Sb9Te is Caswellsilverite-like structured and crystallizes in the triclinic P-1 space group. There are five inequivalent In sites. In the first In site, In(1) is bonded to one Sb(2), one Sb(3), one Sb(4), one Sb(5), and two equivalent Sb(1) atoms to form InSb6 octahedra that share  a cornercorner with one In(4)Sb5Te octahedra,  a cornercorner with one In(1)Sb6 octahedra, corners with two equivalent In(2)Sb5Te octahedra, corners with two equivalent In(3)Sb6 octahedra,  an edgeedge with one In(1)Sb6 octahedra, edges with two equivalent In(2)Sb5Te octahedra, edges with three equivalent In(4)Sb5Te octahedra, edges with three equivalent In(5)Sb5Te octahedra, and edges with three equivalent In(3)Sb6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the second In site, In(2) is bonded to one Sb(3), one Sb(4), one Sb(5), two equivalent Sb(2), and one Te(1) atom to form InSb5Te octahedra that share  a cornercorner with one In(5)Sb5Te octahedra,  a cornercorner with one In(3)Sb6 octahedra, corners with two equivalent In(2)Sb5Te octahedra, corners with two equivalent In(1)Sb6 octahedra,  an edgeedge with one In(2)Sb5Te octahedra, edges with two equivalent In(1)Sb6 octahedra, edges with two equivalent In(3)Sb6 octahedra, edges with three equivalent In(5)Sb5Te octahedra, and edges with four equivalent In(4)Sb5Te octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the third In site, In(3) is bonded to one Sb(2), one Sb(4), two equivalent Sb(1), and two equivalent Sb(3) atoms to form InSb6 octahedra that share  a cornercorner with one In(2)Sb5Te octahedra,  a cornercorner with one In(4)Sb5Te octahedra, corners with two equivalent In(5)Sb5Te octahedra, corners with two equivalent In(1)Sb6 octahedra, edges with two equivalent In(2)Sb5Te octahedra, edges with two equivalent In(4)Sb5Te octahedra, edges with two equivalent In(3)Sb6 octahedra, edges with three equivalent In(5)Sb5Te octahedra, and edges with three equivalent In(1)Sb6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the fourth In site, In(4) is bonded to one Sb(1), one Sb(2), one Sb(5), two equivalent Sb(4), and one Te(1) atom to form InSb5Te octahedra that share  a cornercorner with one In(1)Sb6 octahedra,  a cornercorner with one In(3)Sb6 octahedra, corners with two equivalent In(4)Sb5Te octahedra, corners with two equivalent In(5)Sb5Te octahedra,  an edgeedge with one In(4)Sb5Te octahedra, edges with two equivalent In(5)Sb5Te octahedra, edges with two equivalent In(3)Sb6 octahedra, edges with three equivalent In(1)Sb6 octahedra, and edges with four equivalent In(2)Sb5Te octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the fifth In site, In(5) is bonded to one Sb(1), one Sb(2), one Sb(4), two equivalent Sb(3), and one Te(1) atom to form InSb5Te octahedra that share  a cornercorner with one In(2)Sb5Te octahedra,  a cornercorner with one In(5)Sb5Te octahedra, corners with two equivalent In(4)Sb5Te octahedra, corners with two equivalent In(3)Sb6 octahedra,  an edgeedge with one In(5)Sb5Te octahedra, edges with two equivalent In(4)Sb5Te octahedra, edges with three equivalent In(2)Sb5Te octahedra, edges with three equivalent In(1)Sb6 octahedra, and edges with three equivalent In(3)Sb6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. There are five inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one In(4), one In(5), two equivalent In(1), and two equivalent In(3) atoms to form SbIn6 octahedra that share  a cornercorner with one Sb(5)In6 octahedra, corners with two equivalent Sb(3)In6 octahedra, corners with three equivalent Sb(4)In6 octahedra,  an edgeedge with one Sb(5)In6 octahedra,  an edgeedge with one Te(1)In6 octahedra, edges with two equivalent Sb(1)In6 octahedra, edges with two equivalent Sb(4)In6 octahedra, edges with three equivalent Sb(2)In6 octahedra, and edges with three equivalent Sb(3)In6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the second Sb site, Sb(2) is bonded to one In(1), one In(3), one In(4), one In(5), and two equivalent In(2) atoms to form SbIn6 octahedra that share  a cornercorner with one Sb(4)In6 octahedra, corners with two equivalent Sb(5)In6 octahedra, corners with three equivalent Sb(3)In6 octahedra,  an edgeedge with one Sb(2)In6 octahedra,  an edgeedge with one Sb(5)In6 octahedra, edges with two equivalent Sb(3)In6 octahedra, edges with two equivalent Te(1)In6 octahedra, edges with three equivalent Sb(1)In6 octahedra, and edges with three equivalent Sb(4)In6 octahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the third Sb site, Sb(3) is bonded to one In(1), one In(2), two equivalent In(3), and two equivalent In(5) atoms to form SbIn6 octahedra that share  a cornercorner with one Te(1)In6 octahedra, corners with two equivalent Sb(1)In6 octahedra, corners with three equivalent Sb(2)In6 octahedra,  an edgeedge with one Sb(5)In6 octahedra,  an edgeedge with one Te(1)In6 octahedra, edges with two equivalent Sb(2)In6 octahedra, edges with two equivalent Sb(3)In6 octahedra, edges with three equivalent Sb(1)In6 octahedra, and edges with three equivalent Sb(4)In6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the fourth Sb site, Sb(4) is bonded to one In(1), one In(2), one In(3), one In(5), and two equivalent In(4) atoms to form SbIn6 octahedra that share  a cornercorner with one Sb(2)In6 octahedra, corners with two equivalent Te(1)In6 octahedra, corners with three equivalent Sb(1)In6 octahedra,  an edgeedge with one Sb(4)In6 octahedra,  an edgeedge with one Te(1)In6 octahedra, edges with two equivalent Sb(1)In6 octahedra, edges with two equivalent Sb(5)In6 octahedra, edges with three equivalent Sb(2)In6 octahedra, and edges with three equivalent Sb(3)In6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the fifth Sb site, Sb(5) is bonded to two equivalent In(1), two equivalent In(2), and two equivalent In(4) atoms to form SbIn6 octahedra that share corners with two equivalent Sb(1)In6 octahedra, corners with four equivalent Sb(2)In6 octahedra, edges with two equivalent Sb(1)In6 octahedra, edges with two equivalent Sb(2)In6 octahedra, edges with two equivalent Sb(3)In6 octahedra, edges with two equivalent Te(1)In6 octahedra, and edges with four equivalent Sb(4)In6 octahedra. The corner-sharing octahedral tilt angles range from 0-1°. Te(1) is bonded to two equivalent In(2), two equivalent In(4), and two equivalent In(5) atoms to form TeIn6 octahedra that share corners with two equivalent Sb(3)In6 octahedra, corners with four equivalent Sb(4)In6 octahedra, edges with two equivalent Sb(1)In6 octahedra, edges with two equivalent Sb(3)In6 octahedra, edges with two equivalent Sb(4)In6 octahedra, edges with two equivalent Sb(5)In6 octahedra, and edges with four equivalent Sb(2)In6 octahedra. The corner-sharing octahedral tilt angles range from 0-1°. is represented by the Crystallographic Information File (CIF) [CIF]
data_In10Sb9Te
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.474
_cell_length_b   8.699
_cell_length_c   9.770
_cell_angle_alpha   101.877
_cell_angle_beta   96.828
_cell_angle_gamma   107.016
_symmetry_Int_Tables_number   1
_cell_volume   583.435
_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
  In  In0  1  0.900  0.549  0.800  1.0
  In  In1  1  0.699  0.152  0.400  1.0
  In  In2  1  0.500  0.750  1.000  1.0
  In  In3  1  0.696  0.647  0.399  1.0
  In  In4  1  0.304  0.353  0.601  1.0
  In  In5  1  0.103  0.950  0.197  1.0
  In  In6  1  0.500  0.250  0.000  1.0
  In  In7  1  0.301  0.848  0.600  1.0
  In  In8  1  0.100  0.451  0.200  1.0
  In  In9  1  0.897  0.050  0.803  1.0
  Sb  Sb10  1  0.801  0.602  0.103  1.0
  Sb  Sb11  1  0.599  0.199  0.698  1.0
  Sb  Sb12  1  0.401  0.801  0.302  1.0
  Sb  Sb13  1  0.799  0.100  0.104  1.0
  Sb  Sb14  1  0.199  0.398  0.897  1.0
  Sb  Sb15  1  0.606  0.703  0.700  1.0
  Sb  Sb16  1  0.394  0.297  0.300  1.0
  Sb  Sb17  1  0.201  0.900  0.896  1.0
  Sb  Sb18  1  0.000  0.500  0.500  1.0
  Te  Te19  1  0.000  0.000  0.500  1.0
[/CIF]
.
The material described by In10Sb9Te is Caswellsilverite-like structured and crystallizes in the triclinic P-1 space group. There are five inequivalent In sites. In the first In site, In(1) is bonded to one Sb(2), one Sb(3), one Sb(4), one Sb(5), and two equivalent Sb(1) atoms to form InSb6 octahedra that share  a cornercorner with one In(4)Sb5Te octahedra,  a cornercorner with one In(1)Sb6 octahedra, corners with two equivalent In(2)Sb5Te octahedra, corners with two equivalent In(3)Sb6 octahedra,  an edgeedge with one In(1)Sb6 octahedra, edges with two equivalent In(2)Sb5Te octahedra, edges with three equivalent In(4)Sb5Te octahedra, edges with three equivalent In(5)Sb5Te octahedra, and edges with three equivalent In(3)Sb6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the second In site, In(2) is bonded to one Sb(3), one Sb(4), one Sb(5), two equivalent Sb(2), and one Te(1) atom to form InSb5Te octahedra that share  a cornercorner with one In(5)Sb5Te octahedra,  a cornercorner with one In(3)Sb6 octahedra, corners with two equivalent In(2)Sb5Te octahedra, corners with two equivalent In(1)Sb6 octahedra,  an edgeedge with one In(2)Sb5Te octahedra, edges with two equivalent In(1)Sb6 octahedra, edges with two equivalent In(3)Sb6 octahedra, edges with three equivalent In(5)Sb5Te octahedra, and edges with four equivalent In(4)Sb5Te octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the third In site, In(3) is bonded to one Sb(2), one Sb(4), two equivalent Sb(1), and two equivalent Sb(3) atoms to form InSb6 octahedra that share  a cornercorner with one In(2)Sb5Te octahedra,  a cornercorner with one In(4)Sb5Te octahedra, corners with two equivalent In(5)Sb5Te octahedra, corners with two equivalent In(1)Sb6 octahedra, edges with two equivalent In(2)Sb5Te octahedra, edges with two equivalent In(4)Sb5Te octahedra, edges with two equivalent In(3)Sb6 octahedra, edges with three equivalent In(5)Sb5Te octahedra, and edges with three equivalent In(1)Sb6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the fourth In site, In(4) is bonded to one Sb(1), one Sb(2), one Sb(5), two equivalent Sb(4), and one Te(1) atom to form InSb5Te octahedra that share  a cornercorner with one In(1)Sb6 octahedra,  a cornercorner with one In(3)Sb6 octahedra, corners with two equivalent In(4)Sb5Te octahedra, corners with two equivalent In(5)Sb5Te octahedra,  an edgeedge with one In(4)Sb5Te octahedra, edges with two equivalent In(5)Sb5Te octahedra, edges with two equivalent In(3)Sb6 octahedra, edges with three equivalent In(1)Sb6 octahedra, and edges with four equivalent In(2)Sb5Te octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the fifth In site, In(5) is bonded to one Sb(1), one Sb(2), one Sb(4), two equivalent Sb(3), and one Te(1) atom to form InSb5Te octahedra that share  a cornercorner with one In(2)Sb5Te octahedra,  a cornercorner with one In(5)Sb5Te octahedra, corners with two equivalent In(4)Sb5Te octahedra, corners with two equivalent In(3)Sb6 octahedra,  an edgeedge with one In(5)Sb5Te octahedra, edges with two equivalent In(4)Sb5Te octahedra, edges with three equivalent In(2)Sb5Te octahedra, edges with three equivalent In(1)Sb6 octahedra, and edges with three equivalent In(3)Sb6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. There are five inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one In(4), one In(5), two equivalent In(1), and two equivalent In(3) atoms to form SbIn6 octahedra that share  a cornercorner with one Sb(5)In6 octahedra, corners with two equivalent Sb(3)In6 octahedra, corners with three equivalent Sb(4)In6 octahedra,  an edgeedge with one Sb(5)In6 octahedra,  an edgeedge with one Te(1)In6 octahedra, edges with two equivalent Sb(1)In6 octahedra, edges with two equivalent Sb(4)In6 octahedra, edges with three equivalent Sb(2)In6 octahedra, and edges with three equivalent Sb(3)In6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the second Sb site, Sb(2) is bonded to one In(1), one In(3), one In(4), one In(5), and two equivalent In(2) atoms to form SbIn6 octahedra that share  a cornercorner with one Sb(4)In6 octahedra, corners with two equivalent Sb(5)In6 octahedra, corners with three equivalent Sb(3)In6 octahedra,  an edgeedge with one Sb(2)In6 octahedra,  an edgeedge with one Sb(5)In6 octahedra, edges with two equivalent Sb(3)In6 octahedra, edges with two equivalent Te(1)In6 octahedra, edges with three equivalent Sb(1)In6 octahedra, and edges with three equivalent Sb(4)In6 octahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the third Sb site, Sb(3) is bonded to one In(1), one In(2), two equivalent In(3), and two equivalent In(5) atoms to form SbIn6 octahedra that share  a cornercorner with one Te(1)In6 octahedra, corners with two equivalent Sb(1)In6 octahedra, corners with three equivalent Sb(2)In6 octahedra,  an edgeedge with one Sb(5)In6 octahedra,  an edgeedge with one Te(1)In6 octahedra, edges with two equivalent Sb(2)In6 octahedra, edges with two equivalent Sb(3)In6 octahedra, edges with three equivalent Sb(1)In6 octahedra, and edges with three equivalent Sb(4)In6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the fourth Sb site, Sb(4) is bonded to one In(1), one In(2), one In(3), one In(5), and two equivalent In(4) atoms to form SbIn6 octahedra that share  a cornercorner with one Sb(2)In6 octahedra, corners with two equivalent Te(1)In6 octahedra, corners with three equivalent Sb(1)In6 octahedra,  an edgeedge with one Sb(4)In6 octahedra,  an edgeedge with one Te(1)In6 octahedra, edges with two equivalent Sb(1)In6 octahedra, edges with two equivalent Sb(5)In6 octahedra, edges with three equivalent Sb(2)In6 octahedra, and edges with three equivalent Sb(3)In6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the fifth Sb site, Sb(5) is bonded to two equivalent In(1), two equivalent In(2), and two equivalent In(4) atoms to form SbIn6 octahedra that share corners with two equivalent Sb(1)In6 octahedra, corners with four equivalent Sb(2)In6 octahedra, edges with two equivalent Sb(1)In6 octahedra, edges with two equivalent Sb(2)In6 octahedra, edges with two equivalent Sb(3)In6 octahedra, edges with two equivalent Te(1)In6 octahedra, and edges with four equivalent Sb(4)In6 octahedra. The corner-sharing octahedral tilt angles range from 0-1°. Te(1) is bonded to two equivalent In(2), two equivalent In(4), and two equivalent In(5) atoms to form TeIn6 octahedra that share corners with two equivalent Sb(3)In6 octahedra, corners with four equivalent Sb(4)In6 octahedra, edges with two equivalent Sb(1)In6 octahedra, edges with two equivalent Sb(3)In6 octahedra, edges with two equivalent Sb(4)In6 octahedra, edges with two equivalent Sb(5)In6 octahedra, and edges with four equivalent Sb(2)In6 octahedra. The corner-sharing octahedral tilt angles range from 0-1°. is represented by the Crystallographic Information File (CIF) [CIF]
data_In10Sb9Te
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.474
_cell_length_b   8.699
_cell_length_c   9.770
_cell_angle_alpha   101.877
_cell_angle_beta   96.828
_cell_angle_gamma   107.016
_symmetry_Int_Tables_number   1
_cell_volume   583.435
_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
  In  In0  1  0.900  0.549  0.800  1.0
  In  In1  1  0.699  0.152  0.400  1.0
  In  In2  1  0.500  0.750  1.000  1.0
  In  In3  1  0.696  0.647  0.399  1.0
  In  In4  1  0.304  0.353  0.601  1.0
  In  In5  1  0.103  0.950  0.197  1.0
  In  In6  1  0.500  0.250  0.000  1.0
  In  In7  1  0.301  0.848  0.600  1.0
  In  In8  1  0.100  0.451  0.200  1.0
  In  In9  1  0.897  0.050  0.803  1.0
  Sb  Sb10  1  0.801  0.602  0.103  1.0
  Sb  Sb11  1  0.599  0.199  0.698  1.0
  Sb  Sb12  1  0.401  0.801  0.302  1.0
  Sb  Sb13  1  0.799  0.100  0.104  1.0
  Sb  Sb14  1  0.199  0.398  0.897  1.0
  Sb  Sb15  1  0.606  0.703  0.700  1.0
  Sb  Sb16  1  0.394  0.297  0.300  1.0
  Sb  Sb17  1  0.201  0.900  0.896  1.0
  Sb  Sb18  1  0.000  0.500  0.500  1.0
  Te  Te19  1  0.000  0.000  0.500  1.0
[/CIF]
.