The structure described by Cr10Sb3Te7 is Caswellsilverite-like structured and crystallizes in the monoclinic C2 space group. There are five inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one Sb(1), one Te(3), two equivalent Te(1), and two equivalent Te(2) atoms to form CrSbTe5 octahedra that share corners with two equivalent Cr(2)Sb2Te4 octahedra, corners with two equivalent Cr(4)Sb2Te4 octahedra, corners with two equivalent Cr(1)SbTe5 octahedra, corners with three equivalent Cr(3)Sb2Te4 octahedra, corners with three equivalent Cr(5)Sb2Te4 octahedra,  an edgeedge with one Cr(3)Sb2Te4 octahedra,  an edgeedge with one Cr(4)Sb2Te4 octahedra, edges with two equivalent Cr(2)Sb2Te4 octahedra, edges with two equivalent Cr(5)Sb2Te4 octahedra,  a faceface with one Cr(2)Sb2Te4 octahedra, and  a faceface with one Cr(1)SbTe5 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the second Cr site, Cr(2) is bonded to one Sb(1), one Sb(2), one Te(2), one Te(3), and two equivalent Te(1) atoms to form CrSb2Te4 octahedra that share corners with two equivalent Cr(3)Sb2Te4 octahedra, corners with two equivalent Cr(5)Sb2Te4 octahedra, corners with two equivalent Cr(1)SbTe5 octahedra, corners with three equivalent Cr(2)Sb2Te4 octahedra, corners with three equivalent Cr(4)Sb2Te4 octahedra,  an edgeedge with one Cr(4)Sb2Te4 octahedra,  an edgeedge with one Cr(5)Sb2Te4 octahedra, edges with two equivalent Cr(3)Sb2Te4 octahedra, edges with two equivalent Cr(1)SbTe5 octahedra,  a faceface with one Cr(5)Sb2Te4 octahedra, and  a faceface with one Cr(1)SbTe5 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the third Cr site, Cr(3) is bonded to two equivalent Sb(2), one Te(1), one Te(2), one Te(3), and one Te(4) atom to form CrSb2Te4 octahedra that share corners with two equivalent Cr(2)Sb2Te4 octahedra, corners with two equivalent Cr(4)Sb2Te4 octahedra, corners with two equivalent Cr(5)Sb2Te4 octahedra, corners with three equivalent Cr(3)Sb2Te4 octahedra, corners with three equivalent Cr(1)SbTe5 octahedra,  an edgeedge with one Cr(5)Sb2Te4 octahedra,  an edgeedge with one Cr(1)SbTe5 octahedra, edges with two equivalent Cr(2)Sb2Te4 octahedra, edges with two equivalent Cr(4)Sb2Te4 octahedra,  a faceface with one Cr(4)Sb2Te4 octahedra, and  a faceface with one Cr(5)Sb2Te4 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the fourth Cr site, Cr(4) is bonded to two equivalent Sb(2), one Te(2), one Te(4), and two equivalent Te(3) atoms to form CrSb2Te4 octahedra that share corners with two equivalent Cr(3)Sb2Te4 octahedra, corners with two equivalent Cr(4)Sb2Te4 octahedra, corners with two equivalent Cr(1)SbTe5 octahedra, corners with three equivalent Cr(2)Sb2Te4 octahedra, corners with three equivalent Cr(5)Sb2Te4 octahedra,  an edgeedge with one Cr(2)Sb2Te4 octahedra,  an edgeedge with one Cr(1)SbTe5 octahedra, edges with two equivalent Cr(3)Sb2Te4 octahedra, edges with two equivalent Cr(5)Sb2Te4 octahedra,  a faceface with one Cr(3)Sb2Te4 octahedra, and  a faceface with one Cr(4)Sb2Te4 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the fifth Cr site, Cr(5) is bonded to one Sb(1), one Sb(2), one Te(1), one Te(2), one Te(3), and one Te(4) atom to form CrSb2Te4 octahedra that share corners with two equivalent Cr(2)Sb2Te4 octahedra, corners with two equivalent Cr(3)Sb2Te4 octahedra, corners with two equivalent Cr(5)Sb2Te4 octahedra, corners with three equivalent Cr(4)Sb2Te4 octahedra, corners with three equivalent Cr(1)SbTe5 octahedra,  an edgeedge with one Cr(2)Sb2Te4 octahedra,  an edgeedge with one Cr(3)Sb2Te4 octahedra, edges with two equivalent Cr(4)Sb2Te4 octahedra, edges with two equivalent Cr(1)SbTe5 octahedra,  a faceface with one Cr(2)Sb2Te4 octahedra, and  a faceface with one Cr(3)Sb2Te4 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 6-coordinate geometry to two equivalent Cr(1), two equivalent Cr(2), and two equivalent Cr(5) atoms. In the second Sb site, Sb(2) is bonded in a 6-coordinate geometry to one Cr(2), one Cr(5), two equivalent Cr(3), and two equivalent Cr(4) atoms. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded in a 6-coordinate geometry to one Cr(3), one Cr(5), two equivalent Cr(1), and two equivalent Cr(2) atoms. In the second Te site, Te(2) is bonded in a 6-coordinate geometry to one Cr(2), one Cr(3), one Cr(4), one Cr(5), and two equivalent Cr(1) atoms. In the third Te site, Te(3) is bonded in a 6-coordinate geometry to one Cr(1), one Cr(2), one Cr(3), one Cr(5), and two equivalent Cr(4) atoms. In the fourth Te site, Te(4) is bonded in a 6-coordinate geometry to two equivalent Cr(3), two equivalent Cr(4), and two equivalent Cr(5) atoms. is represented by the CIF card [CIF]
data_Cr10Sb3Te7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.425
_cell_length_b   7.425
_cell_length_c   10.261
_cell_angle_alpha   73.413
_cell_angle_beta   73.413
_cell_angle_gamma   56.935
_symmetry_Int_Tables_number   1
_cell_volume   448.378
_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
  Cr  Cr0  1  0.002  0.799  0.950  1.0
  Cr  Cr1  1  0.400  0.204  0.151  1.0
  Cr  Cr2  1  0.802  0.600  0.352  1.0
  Cr  Cr3  1  0.201  0.998  0.050  1.0
  Cr  Cr4  1  0.203  0.001  0.550  1.0
  Cr  Cr5  1  0.596  0.401  0.249  1.0
  Cr  Cr6  1  0.599  0.404  0.751  1.0
  Cr  Cr7  1  0.999  0.797  0.450  1.0
  Cr  Cr8  1  0.400  0.198  0.648  1.0
  Cr  Cr9  1  0.796  0.600  0.849  1.0
  Sb  Sb10  1  0.433  0.567  0.000  1.0
  Sb  Sb11  1  0.233  0.366  0.400  1.0
  Sb  Sb12  1  0.634  0.767  0.600  1.0
  Te  Te13  1  0.967  0.434  0.100  1.0
  Te  Te14  1  0.834  0.967  0.200  1.0
  Te  Te15  1  0.367  0.833  0.301  1.0
  Te  Te16  1  0.766  0.234  0.500  1.0
  Te  Te17  1  0.167  0.633  0.699  1.0
  Te  Te18  1  0.033  0.166  0.800  1.0
  Te  Te19  1  0.566  0.033  0.900  1.0
[/CIF]
.
The structure described by Cr10Sb3Te7 is Caswellsilverite-like structured and crystallizes in the monoclinic C2 space group. There are five inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one Sb(1), one Te(3), two equivalent Te(1), and two equivalent Te(2) atoms to form CrSbTe5 octahedra that share corners with two equivalent Cr(2)Sb2Te4 octahedra, corners with two equivalent Cr(4)Sb2Te4 octahedra, corners with two equivalent Cr(1)SbTe5 octahedra, corners with three equivalent Cr(3)Sb2Te4 octahedra, corners with three equivalent Cr(5)Sb2Te4 octahedra,  an edgeedge with one Cr(3)Sb2Te4 octahedra,  an edgeedge with one Cr(4)Sb2Te4 octahedra, edges with two equivalent Cr(2)Sb2Te4 octahedra, edges with two equivalent Cr(5)Sb2Te4 octahedra,  a faceface with one Cr(2)Sb2Te4 octahedra, and  a faceface with one Cr(1)SbTe5 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the second Cr site, Cr(2) is bonded to one Sb(1), one Sb(2), one Te(2), one Te(3), and two equivalent Te(1) atoms to form CrSb2Te4 octahedra that share corners with two equivalent Cr(3)Sb2Te4 octahedra, corners with two equivalent Cr(5)Sb2Te4 octahedra, corners with two equivalent Cr(1)SbTe5 octahedra, corners with three equivalent Cr(2)Sb2Te4 octahedra, corners with three equivalent Cr(4)Sb2Te4 octahedra,  an edgeedge with one Cr(4)Sb2Te4 octahedra,  an edgeedge with one Cr(5)Sb2Te4 octahedra, edges with two equivalent Cr(3)Sb2Te4 octahedra, edges with two equivalent Cr(1)SbTe5 octahedra,  a faceface with one Cr(5)Sb2Te4 octahedra, and  a faceface with one Cr(1)SbTe5 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the third Cr site, Cr(3) is bonded to two equivalent Sb(2), one Te(1), one Te(2), one Te(3), and one Te(4) atom to form CrSb2Te4 octahedra that share corners with two equivalent Cr(2)Sb2Te4 octahedra, corners with two equivalent Cr(4)Sb2Te4 octahedra, corners with two equivalent Cr(5)Sb2Te4 octahedra, corners with three equivalent Cr(3)Sb2Te4 octahedra, corners with three equivalent Cr(1)SbTe5 octahedra,  an edgeedge with one Cr(5)Sb2Te4 octahedra,  an edgeedge with one Cr(1)SbTe5 octahedra, edges with two equivalent Cr(2)Sb2Te4 octahedra, edges with two equivalent Cr(4)Sb2Te4 octahedra,  a faceface with one Cr(4)Sb2Te4 octahedra, and  a faceface with one Cr(5)Sb2Te4 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the fourth Cr site, Cr(4) is bonded to two equivalent Sb(2), one Te(2), one Te(4), and two equivalent Te(3) atoms to form CrSb2Te4 octahedra that share corners with two equivalent Cr(3)Sb2Te4 octahedra, corners with two equivalent Cr(4)Sb2Te4 octahedra, corners with two equivalent Cr(1)SbTe5 octahedra, corners with three equivalent Cr(2)Sb2Te4 octahedra, corners with three equivalent Cr(5)Sb2Te4 octahedra,  an edgeedge with one Cr(2)Sb2Te4 octahedra,  an edgeedge with one Cr(1)SbTe5 octahedra, edges with two equivalent Cr(3)Sb2Te4 octahedra, edges with two equivalent Cr(5)Sb2Te4 octahedra,  a faceface with one Cr(3)Sb2Te4 octahedra, and  a faceface with one Cr(4)Sb2Te4 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the fifth Cr site, Cr(5) is bonded to one Sb(1), one Sb(2), one Te(1), one Te(2), one Te(3), and one Te(4) atom to form CrSb2Te4 octahedra that share corners with two equivalent Cr(2)Sb2Te4 octahedra, corners with two equivalent Cr(3)Sb2Te4 octahedra, corners with two equivalent Cr(5)Sb2Te4 octahedra, corners with three equivalent Cr(4)Sb2Te4 octahedra, corners with three equivalent Cr(1)SbTe5 octahedra,  an edgeedge with one Cr(2)Sb2Te4 octahedra,  an edgeedge with one Cr(3)Sb2Te4 octahedra, edges with two equivalent Cr(4)Sb2Te4 octahedra, edges with two equivalent Cr(1)SbTe5 octahedra,  a faceface with one Cr(2)Sb2Te4 octahedra, and  a faceface with one Cr(3)Sb2Te4 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 6-coordinate geometry to two equivalent Cr(1), two equivalent Cr(2), and two equivalent Cr(5) atoms. In the second Sb site, Sb(2) is bonded in a 6-coordinate geometry to one Cr(2), one Cr(5), two equivalent Cr(3), and two equivalent Cr(4) atoms. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded in a 6-coordinate geometry to one Cr(3), one Cr(5), two equivalent Cr(1), and two equivalent Cr(2) atoms. In the second Te site, Te(2) is bonded in a 6-coordinate geometry to one Cr(2), one Cr(3), one Cr(4), one Cr(5), and two equivalent Cr(1) atoms. In the third Te site, Te(3) is bonded in a 6-coordinate geometry to one Cr(1), one Cr(2), one Cr(3), one Cr(5), and two equivalent Cr(4) atoms. In the fourth Te site, Te(4) is bonded in a 6-coordinate geometry to two equivalent Cr(3), two equivalent Cr(4), and two equivalent Cr(5) atoms. is represented by the CIF card [CIF]
data_Cr10Sb3Te7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.425
_cell_length_b   7.425
_cell_length_c   10.261
_cell_angle_alpha   73.413
_cell_angle_beta   73.413
_cell_angle_gamma   56.935
_symmetry_Int_Tables_number   1
_cell_volume   448.378
_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
  Cr  Cr0  1  0.002  0.799  0.950  1.0
  Cr  Cr1  1  0.400  0.204  0.151  1.0
  Cr  Cr2  1  0.802  0.600  0.352  1.0
  Cr  Cr3  1  0.201  0.998  0.050  1.0
  Cr  Cr4  1  0.203  0.001  0.550  1.0
  Cr  Cr5  1  0.596  0.401  0.249  1.0
  Cr  Cr6  1  0.599  0.404  0.751  1.0
  Cr  Cr7  1  0.999  0.797  0.450  1.0
  Cr  Cr8  1  0.400  0.198  0.648  1.0
  Cr  Cr9  1  0.796  0.600  0.849  1.0
  Sb  Sb10  1  0.433  0.567  0.000  1.0
  Sb  Sb11  1  0.233  0.366  0.400  1.0
  Sb  Sb12  1  0.634  0.767  0.600  1.0
  Te  Te13  1  0.967  0.434  0.100  1.0
  Te  Te14  1  0.834  0.967  0.200  1.0
  Te  Te15  1  0.367  0.833  0.301  1.0
  Te  Te16  1  0.766  0.234  0.500  1.0
  Te  Te17  1  0.167  0.633  0.699  1.0
  Te  Te18  1  0.033  0.166  0.800  1.0
  Te  Te19  1  0.566  0.033  0.900  1.0
[/CIF]
.