The material structure described by Ag8GeTe6 crystallizes in the triclinic P1 space group. There are eight inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 7-coordinate geometry to one Ag(4), one Ag(5), one Ag(8), one Te(2), one Te(4), one Te(5), and one Te(6) atom. In the second Ag site, Ag(2) is bonded in a 5-coordinate geometry to one Ag(3), one Te(3), one Te(4), one Te(5), and one Te(6) atom. In the third Ag site, Ag(3) is bonded in a 5-coordinate geometry to one Ag(2), one Ag(5), one Ag(7), one Te(1), one Te(2), one Te(5), and one Te(6) atom. In the fourth Ag site, Ag(4) is bonded in a 3-coordinate geometry to one Ag(1), one Ag(7), one Te(1), one Te(3), one Te(4), and one Te(6) atom. In the fifth Ag site, Ag(5) is bonded in a 8-coordinate geometry to one Ag(1), one Ag(3), one Ag(6), one Ag(8), one Te(1), one Te(3), one Te(5), and one Te(6) atom. In the sixth Ag site, Ag(6) is bonded in a 6-coordinate geometry to one Ag(5), one Ag(7), one Te(1), one Te(4), one Te(5), and one Te(6) atom. In the seventh Ag site, Ag(7) is bonded in a 8-coordinate geometry to one Ag(3), one Ag(4), one Ag(6), one Ag(8), one Te(1), one Te(4), one Te(5), and one Te(6) atom. In the eighth Ag site, Ag(8) is bonded in a 2-coordinate geometry to one Ag(1), one Ag(5), one Ag(7), one Te(1), one Te(3), one Te(5), and one Te(6) atom. Ge(1) is bonded in a distorted tetrahedral geometry to one Te(2), one Te(3), one Te(4), and one Te(5) atom. There are six inequivalent Te sites. In the first Te site, Te(1) is bonded in a hexagonal planar geometry to one Ag(3), one Ag(4), one Ag(5), one Ag(6), one Ag(7), and one Ag(8) atom. In the second Te site, Te(2) is bonded in a 3-coordinate geometry to one Ag(1), one Ag(3), and one Ge(1) atom. In the third Te site, Te(3) is bonded in a distorted pentagonal planar geometry to one Ag(2), one Ag(4), one Ag(5), one Ag(8), and one Ge(1) atom. In the fourth Te site, Te(4) is bonded in a 6-coordinate geometry to one Ag(1), one Ag(2), one Ag(4), one Ag(6), one Ag(7), and one Ge(1) atom. In the fifth Te site, Te(5) is bonded in a 8-coordinate geometry to one Ag(1), one Ag(2), one Ag(3), one Ag(5), one Ag(6), one Ag(7), one Ag(8), and one Ge(1) atom. In the sixth Te site, Te(6) is bonded in a 8-coordinate geometry to one Ag(1), one Ag(2), one Ag(3), one Ag(4), one Ag(5), one Ag(6), one Ag(7), and one Ag(8) atom. is represented by the CIF card [CIF]
data_Ag8GeTe6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.214
_cell_length_b   8.296
_cell_length_c   8.591
_cell_angle_alpha   62.037
_cell_angle_beta   61.685
_cell_angle_gamma   62.816
_symmetry_Int_Tables_number   1
_cell_volume   434.027
_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
  Ag  Ag0  1  0.393  0.416  0.840  1.0
  Ag  Ag1  1  0.441  0.374  0.368  1.0
  Ag  Ag2  1  0.026  0.642  0.331  1.0
  Ag  Ag3  1  0.374  0.036  0.984  1.0
  Ag  Ag4  1  0.009  0.666  0.004  1.0
  Ag  Ag5  1  0.028  0.026  0.662  1.0
  Ag  Ag6  1  0.048  0.015  0.331  1.0
  Ag  Ag7  1  0.967  0.343  0.016  1.0
  Ge  Ge8  1  0.721  0.751  0.726  1.0
  Te  Te9  1  0.053  0.994  0.989  1.0
  Te  Te10  1  0.619  0.648  0.553  1.0
  Te  Te11  1  0.629  0.653  0.099  1.0
  Te  Te12  1  0.652  0.135  0.617  1.0
  Te  Te13  1  0.115  0.644  0.614  1.0
  Te  Te14  1  0.242  0.290  0.231  1.0
[/CIF]
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The material structure described by Ag8GeTe6 crystallizes in the triclinic P1 space group. There are eight inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 7-coordinate geometry to one Ag(4), one Ag(5), one Ag(8), one Te(2), one Te(4), one Te(5), and one Te(6) atom. In the second Ag site, Ag(2) is bonded in a 5-coordinate geometry to one Ag(3), one Te(3), one Te(4), one Te(5), and one Te(6) atom. In the third Ag site, Ag(3) is bonded in a 5-coordinate geometry to one Ag(2), one Ag(5), one Ag(7), one Te(1), one Te(2), one Te(5), and one Te(6) atom. In the fourth Ag site, Ag(4) is bonded in a 3-coordinate geometry to one Ag(1), one Ag(7), one Te(1), one Te(3), one Te(4), and one Te(6) atom. In the fifth Ag site, Ag(5) is bonded in a 8-coordinate geometry to one Ag(1), one Ag(3), one Ag(6), one Ag(8), one Te(1), one Te(3), one Te(5), and one Te(6) atom. In the sixth Ag site, Ag(6) is bonded in a 6-coordinate geometry to one Ag(5), one Ag(7), one Te(1), one Te(4), one Te(5), and one Te(6) atom. In the seventh Ag site, Ag(7) is bonded in a 8-coordinate geometry to one Ag(3), one Ag(4), one Ag(6), one Ag(8), one Te(1), one Te(4), one Te(5), and one Te(6) atom. In the eighth Ag site, Ag(8) is bonded in a 2-coordinate geometry to one Ag(1), one Ag(5), one Ag(7), one Te(1), one Te(3), one Te(5), and one Te(6) atom. Ge(1) is bonded in a distorted tetrahedral geometry to one Te(2), one Te(3), one Te(4), and one Te(5) atom. There are six inequivalent Te sites. In the first Te site, Te(1) is bonded in a hexagonal planar geometry to one Ag(3), one Ag(4), one Ag(5), one Ag(6), one Ag(7), and one Ag(8) atom. In the second Te site, Te(2) is bonded in a 3-coordinate geometry to one Ag(1), one Ag(3), and one Ge(1) atom. In the third Te site, Te(3) is bonded in a distorted pentagonal planar geometry to one Ag(2), one Ag(4), one Ag(5), one Ag(8), and one Ge(1) atom. In the fourth Te site, Te(4) is bonded in a 6-coordinate geometry to one Ag(1), one Ag(2), one Ag(4), one Ag(6), one Ag(7), and one Ge(1) atom. In the fifth Te site, Te(5) is bonded in a 8-coordinate geometry to one Ag(1), one Ag(2), one Ag(3), one Ag(5), one Ag(6), one Ag(7), one Ag(8), and one Ge(1) atom. In the sixth Te site, Te(6) is bonded in a 8-coordinate geometry to one Ag(1), one Ag(2), one Ag(3), one Ag(4), one Ag(5), one Ag(6), one Ag(7), and one Ag(8) atom. is represented by the CIF card [CIF]
data_Ag8GeTe6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.214
_cell_length_b   8.296
_cell_length_c   8.591
_cell_angle_alpha   62.037
_cell_angle_beta   61.685
_cell_angle_gamma   62.816
_symmetry_Int_Tables_number   1
_cell_volume   434.027
_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
  Ag  Ag0  1  0.393  0.416  0.840  1.0
  Ag  Ag1  1  0.441  0.374  0.368  1.0
  Ag  Ag2  1  0.026  0.642  0.331  1.0
  Ag  Ag3  1  0.374  0.036  0.984  1.0
  Ag  Ag4  1  0.009  0.666  0.004  1.0
  Ag  Ag5  1  0.028  0.026  0.662  1.0
  Ag  Ag6  1  0.048  0.015  0.331  1.0
  Ag  Ag7  1  0.967  0.343  0.016  1.0
  Ge  Ge8  1  0.721  0.751  0.726  1.0
  Te  Te9  1  0.053  0.994  0.989  1.0
  Te  Te10  1  0.619  0.648  0.553  1.0
  Te  Te11  1  0.629  0.653  0.099  1.0
  Te  Te12  1  0.652  0.135  0.617  1.0
  Te  Te13  1  0.115  0.644  0.614  1.0
  Te  Te14  1  0.242  0.290  0.231  1.0
[/CIF]
.