The material described by K4Ge(SeO)4 crystallizes in the triclinic P-1 space group. There are four inequivalent K sites. In the first K site, K(1) is bonded in a distorted trigonal non-coplanar geometry to one O(1), one O(2), and one O(4) atom. In the second K site, K(2) is bonded in a distorted bent 120 degrees geometry to one Se(1), one O(1), and one O(3) atom. In the third K site, K(3) is bonded in a 2-coordinate geometry to two equivalent Se(1), one O(2), one O(3), and one O(4) atom. In the fourth K site, K(4) is bonded in a 6-coordinate geometry to one Se(2), one Se(3), two equivalent Se(1), one O(2), and one O(3) atom. Ge(1) is bonded in a 4-coordinate geometry to one Se(1), one Se(2), one Se(3), and one Se(4) atom. There are four inequivalent Se sites. In the first Se site, Se(1) is bonded in a 6-coordinate geometry to one K(2), two equivalent K(3), two equivalent K(4), and one Ge(1) atom. In the second Se site, Se(2) is bonded in a 1-coordinate geometry to one K(4), one Ge(1), and one O(3) atom. In the third Se site, Se(3) is bonded in a 1-coordinate geometry to one K(4), one Ge(1), and one O(2) atom. In the fourth Se site, Se(4) is bonded in a distorted water-like geometry to one Ge(1), one O(1), and one O(4) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one K(1), one K(2), and one Se(4) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one K(1), one K(3), one K(4), and one Se(3) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one K(2), one K(3), one K(4), and one Se(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one K(1), one K(3), and one Se(4) atom. is represented by the CIF card [CIF]
data_K4Ge(SeO)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.251
_cell_length_b   8.999
_cell_length_c   12.042
_cell_angle_alpha   101.752
_cell_angle_beta   93.261
_cell_angle_gamma   113.032
_symmetry_Int_Tables_number   1
_cell_volume   796.221
_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
  K  K0  1  0.207  0.514  0.926  1.0
  K  K1  1  0.793  0.486  0.074  1.0
  K  K2  1  0.825  0.115  0.163  1.0
  K  K3  1  0.175  0.885  0.837  1.0
  K  K4  1  0.384  0.445  0.661  1.0
  K  K5  1  0.616  0.555  0.339  1.0
  K  K6  1  0.170  0.723  0.452  1.0
  K  K7  1  0.830  0.277  0.548  1.0
  Ge  Ge8  1  0.236  0.150  0.276  1.0
  Ge  Ge9  1  0.764  0.850  0.724  1.0
  Se  Se10  1  0.185  0.357  0.401  1.0
  Se  Se11  1  0.815  0.643  0.599  1.0
  Se  Se12  1  0.505  0.105  0.313  1.0
  Se  Se13  1  0.495  0.895  0.687  1.0
  Se  Se14  1  0.991  0.908  0.309  1.0
  Se  Se15  1  0.009  0.092  0.691  1.0
  Se  Se16  1  0.265  0.249  0.082  1.0
  Se  Se17  1  0.735  0.751  0.918  1.0
  O  O18  1  0.083  0.295  0.061  1.0
  O  O19  1  0.917  0.705  0.939  1.0
  O  O20  1  0.994  0.711  0.253  1.0
  O  O21  1  0.006  0.289  0.747  1.0
  O  O22  1  0.690  0.286  0.298  1.0
  O  O23  1  0.310  0.714  0.702  1.0
  O  O24  1  0.448  0.436  0.123  1.0
  O  O25  1  0.552  0.564  0.877  1.0
[/CIF]
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The material described by K4Ge(SeO)4 crystallizes in the triclinic P-1 space group. There are four inequivalent K sites. In the first K site, K(1) is bonded in a distorted trigonal non-coplanar geometry to one O(1), one O(2), and one O(4) atom. In the second K site, K(2) is bonded in a distorted bent 120 degrees geometry to one Se(1), one O(1), and one O(3) atom. In the third K site, K(3) is bonded in a 2-coordinate geometry to two equivalent Se(1), one O(2), one O(3), and one O(4) atom. In the fourth K site, K(4) is bonded in a 6-coordinate geometry to one Se(2), one Se(3), two equivalent Se(1), one O(2), and one O(3) atom. Ge(1) is bonded in a 4-coordinate geometry to one Se(1), one Se(2), one Se(3), and one Se(4) atom. There are four inequivalent Se sites. In the first Se site, Se(1) is bonded in a 6-coordinate geometry to one K(2), two equivalent K(3), two equivalent K(4), and one Ge(1) atom. In the second Se site, Se(2) is bonded in a 1-coordinate geometry to one K(4), one Ge(1), and one O(3) atom. In the third Se site, Se(3) is bonded in a 1-coordinate geometry to one K(4), one Ge(1), and one O(2) atom. In the fourth Se site, Se(4) is bonded in a distorted water-like geometry to one Ge(1), one O(1), and one O(4) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one K(1), one K(2), and one Se(4) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one K(1), one K(3), one K(4), and one Se(3) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one K(2), one K(3), one K(4), and one Se(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one K(1), one K(3), and one Se(4) atom. is represented by the CIF card [CIF]
data_K4Ge(SeO)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.251
_cell_length_b   8.999
_cell_length_c   12.042
_cell_angle_alpha   101.752
_cell_angle_beta   93.261
_cell_angle_gamma   113.032
_symmetry_Int_Tables_number   1
_cell_volume   796.221
_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
  K  K0  1  0.207  0.514  0.926  1.0
  K  K1  1  0.793  0.486  0.074  1.0
  K  K2  1  0.825  0.115  0.163  1.0
  K  K3  1  0.175  0.885  0.837  1.0
  K  K4  1  0.384  0.445  0.661  1.0
  K  K5  1  0.616  0.555  0.339  1.0
  K  K6  1  0.170  0.723  0.452  1.0
  K  K7  1  0.830  0.277  0.548  1.0
  Ge  Ge8  1  0.236  0.150  0.276  1.0
  Ge  Ge9  1  0.764  0.850  0.724  1.0
  Se  Se10  1  0.185  0.357  0.401  1.0
  Se  Se11  1  0.815  0.643  0.599  1.0
  Se  Se12  1  0.505  0.105  0.313  1.0
  Se  Se13  1  0.495  0.895  0.687  1.0
  Se  Se14  1  0.991  0.908  0.309  1.0
  Se  Se15  1  0.009  0.092  0.691  1.0
  Se  Se16  1  0.265  0.249  0.082  1.0
  Se  Se17  1  0.735  0.751  0.918  1.0
  O  O18  1  0.083  0.295  0.061  1.0
  O  O19  1  0.917  0.705  0.939  1.0
  O  O20  1  0.994  0.711  0.253  1.0
  O  O21  1  0.006  0.289  0.747  1.0
  O  O22  1  0.690  0.286  0.298  1.0
  O  O23  1  0.310  0.714  0.702  1.0
  O  O24  1  0.448  0.436  0.123  1.0
  O  O25  1  0.552  0.564  0.877  1.0
[/CIF]
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