The material described by K4ZnO3 crystallizes in the triclinic P-1 space group. There are eight inequivalent K sites. In the first K site, K(1) is bonded in a 3-coordinate geometry to one O(1), one O(5), and one O(6) atom. In the second K site, K(2) is bonded to one O(5), one O(6), and two equivalent O(4) atoms to form a mixture of distorted edge and corner-sharing KO4 trigonal pyramids. In the third K site, K(3) is bonded to one O(3), one O(6), and two equivalent O(2) atoms to form a mixture of distorted edge and corner-sharing KO4 tetrahedra. In the fourth K site, K(4) is bonded to one O(1), one O(2), and two equivalent O(3) atoms to form a mixture of distorted edge and corner-sharing KO4 tetrahedra. In the fifth K site, K(5) is bonded in a 4-coordinate geometry to one O(1), one O(2), one O(4), one O(5), and one O(6) atom. In the sixth K site, K(6) is bonded in a 5-coordinate geometry to one Zn(2), one O(2), one O(3), one O(5), and one O(6) atom. In the seventh K site, K(7) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(3), one O(4), and one O(6) atom. In the eighth K site, K(8) is bonded in a 4-coordinate geometry to one O(1), one O(3), one O(4), and one O(5) atom. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. In the second Zn site, Zn(2) is bonded in a trigonal planar geometry to one K(6), one O(1), one O(2), and one O(3) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 6-coordinate geometry to one K(1), one K(4), one K(5), one K(7), one K(8), and one Zn(2) atom. In the second O site, O(2) is bonded in a 7-coordinate geometry to one K(4), one K(5), one K(6), one K(7), two equivalent K(3), and one Zn(2) atom. In the third O site, O(3) is bonded in a 7-coordinate geometry to one K(3), one K(6), one K(7), one K(8), two equivalent K(4), and one Zn(2) atom. In the fourth O site, O(4) is bonded in a 6-coordinate geometry to one K(5), one K(7), one K(8), two equivalent K(2), and one Zn(1) atom. In the fifth O site, O(5) is bonded in a 1-coordinate geometry to one K(1), one K(2), one K(5), one K(6), one K(8), and one Zn(1) atom. In the sixth O site, O(6) is bonded in a 7-coordinate geometry to one K(1), one K(2), one K(3), one K(5), one K(6), one K(7), and one Zn(1) atom. is represented by the CIF card [CIF]
data_K4ZnO3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.930
_cell_length_b   8.796
_cell_length_c   10.984
_cell_angle_alpha   102.398
_cell_angle_beta   89.187
_cell_angle_gamma   109.671
_symmetry_Int_Tables_number   1
_cell_volume   614.583
_cell_formula_units_Z   4
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  0.365  0.085  0.116  1.0
  K  K1  1  0.777  0.345  0.985  1.0
  K  K2  1  0.161  0.124  0.622  1.0
  K  K3  1  0.839  0.876  0.378  1.0
  K  K4  1  0.690  0.645  0.582  1.0
  K  K5  1  0.888  0.134  0.206  1.0
  K  K6  1  0.112  0.866  0.794  1.0
  K  K7  1  0.619  0.089  0.669  1.0
  K  K8  1  0.381  0.911  0.331  1.0
  K  K9  1  0.979  0.444  0.704  1.0
  K  K10  1  0.021  0.556  0.296  1.0
  K  K11  1  0.507  0.531  0.198  1.0
  K  K12  1  0.493  0.469  0.802  1.0
  K  K13  1  0.310  0.355  0.418  1.0
  K  K14  1  0.223  0.655  0.015  1.0
  K  K15  1  0.635  0.915  0.884  1.0
  Zn  Zn16  1  0.164  0.232  0.939  1.0
  Zn  Zn17  1  0.836  0.768  0.061  1.0
  Zn  Zn18  1  0.288  0.720  0.559  1.0
  Zn  Zn19  1  0.712  0.280  0.441  1.0
  O  O20  1  0.364  0.691  0.716  1.0
  O  O21  1  0.076  0.802  0.533  1.0
  O  O22  1  0.924  0.198  0.467  1.0
  O  O23  1  0.441  0.678  0.418  1.0
  O  O24  1  0.559  0.322  0.582  1.0
  O  O25  1  0.142  0.361  0.098  1.0
  O  O26  1  0.858  0.639  0.902  1.0
  O  O27  1  0.394  0.162  0.892  1.0
  O  O28  1  0.606  0.838  0.108  1.0
  O  O29  1  0.636  0.309  0.284  1.0
  O  O30  1  0.057  0.830  0.183  1.0
  O  O31  1  0.943  0.170  0.817  1.0
[/CIF]
.
The material described by K4ZnO3 crystallizes in the triclinic P-1 space group. There are eight inequivalent K sites. In the first K site, K(1) is bonded in a 3-coordinate geometry to one O(1), one O(5), and one O(6) atom. In the second K site, K(2) is bonded to one O(5), one O(6), and two equivalent O(4) atoms to form a mixture of distorted edge and corner-sharing KO4 trigonal pyramids. In the third K site, K(3) is bonded to one O(3), one O(6), and two equivalent O(2) atoms to form a mixture of distorted edge and corner-sharing KO4 tetrahedra. In the fourth K site, K(4) is bonded to one O(1), one O(2), and two equivalent O(3) atoms to form a mixture of distorted edge and corner-sharing KO4 tetrahedra. In the fifth K site, K(5) is bonded in a 4-coordinate geometry to one O(1), one O(2), one O(4), one O(5), and one O(6) atom. In the sixth K site, K(6) is bonded in a 5-coordinate geometry to one Zn(2), one O(2), one O(3), one O(5), and one O(6) atom. In the seventh K site, K(7) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(3), one O(4), and one O(6) atom. In the eighth K site, K(8) is bonded in a 4-coordinate geometry to one O(1), one O(3), one O(4), and one O(5) atom. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. In the second Zn site, Zn(2) is bonded in a trigonal planar geometry to one K(6), one O(1), one O(2), and one O(3) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 6-coordinate geometry to one K(1), one K(4), one K(5), one K(7), one K(8), and one Zn(2) atom. In the second O site, O(2) is bonded in a 7-coordinate geometry to one K(4), one K(5), one K(6), one K(7), two equivalent K(3), and one Zn(2) atom. In the third O site, O(3) is bonded in a 7-coordinate geometry to one K(3), one K(6), one K(7), one K(8), two equivalent K(4), and one Zn(2) atom. In the fourth O site, O(4) is bonded in a 6-coordinate geometry to one K(5), one K(7), one K(8), two equivalent K(2), and one Zn(1) atom. In the fifth O site, O(5) is bonded in a 1-coordinate geometry to one K(1), one K(2), one K(5), one K(6), one K(8), and one Zn(1) atom. In the sixth O site, O(6) is bonded in a 7-coordinate geometry to one K(1), one K(2), one K(3), one K(5), one K(6), one K(7), and one Zn(1) atom. is represented by the CIF card [CIF]
data_K4ZnO3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.930
_cell_length_b   8.796
_cell_length_c   10.984
_cell_angle_alpha   102.398
_cell_angle_beta   89.187
_cell_angle_gamma   109.671
_symmetry_Int_Tables_number   1
_cell_volume   614.583
_cell_formula_units_Z   4
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  0.365  0.085  0.116  1.0
  K  K1  1  0.777  0.345  0.985  1.0
  K  K2  1  0.161  0.124  0.622  1.0
  K  K3  1  0.839  0.876  0.378  1.0
  K  K4  1  0.690  0.645  0.582  1.0
  K  K5  1  0.888  0.134  0.206  1.0
  K  K6  1  0.112  0.866  0.794  1.0
  K  K7  1  0.619  0.089  0.669  1.0
  K  K8  1  0.381  0.911  0.331  1.0
  K  K9  1  0.979  0.444  0.704  1.0
  K  K10  1  0.021  0.556  0.296  1.0
  K  K11  1  0.507  0.531  0.198  1.0
  K  K12  1  0.493  0.469  0.802  1.0
  K  K13  1  0.310  0.355  0.418  1.0
  K  K14  1  0.223  0.655  0.015  1.0
  K  K15  1  0.635  0.915  0.884  1.0
  Zn  Zn16  1  0.164  0.232  0.939  1.0
  Zn  Zn17  1  0.836  0.768  0.061  1.0
  Zn  Zn18  1  0.288  0.720  0.559  1.0
  Zn  Zn19  1  0.712  0.280  0.441  1.0
  O  O20  1  0.364  0.691  0.716  1.0
  O  O21  1  0.076  0.802  0.533  1.0
  O  O22  1  0.924  0.198  0.467  1.0
  O  O23  1  0.441  0.678  0.418  1.0
  O  O24  1  0.559  0.322  0.582  1.0
  O  O25  1  0.142  0.361  0.098  1.0
  O  O26  1  0.858  0.639  0.902  1.0
  O  O27  1  0.394  0.162  0.892  1.0
  O  O28  1  0.606  0.838  0.108  1.0
  O  O29  1  0.636  0.309  0.284  1.0
  O  O30  1  0.057  0.830  0.183  1.0
  O  O31  1  0.943  0.170  0.817  1.0
[/CIF]
.