The crystal structure described by MnZnO2 crystallizes in the triclinic P-1 space group. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(2), one O(3), and two equivalent O(1) atoms to form distorted MnO4 trigonal pyramids that share corners with four equivalent Zn(1)O4 tetrahedra, corners with four equivalent Mn(2)O5 trigonal bipyramids, and corners with two equivalent Mn(1)O4 trigonal pyramids. In the second Mn site, Mn(2) is bonded to one O(1), two equivalent O(2), and two equivalent O(4) atoms to form distorted MnO5 trigonal bipyramids that share  a cornercorner with one Zn(1)O4 tetrahedra, corners with four equivalent Mn(1)O4 trigonal pyramids,  an edgeedge with one Zn(1)O4 tetrahedra, and edges with two equivalent Mn(2)O5 trigonal bipyramids. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(4), and two equivalent O(3) atoms to form distorted ZnO4 tetrahedra that share corners with two equivalent Zn(1)O4 tetrahedra,  a cornercorner with one Mn(2)O5 trigonal bipyramid, corners with four equivalent Mn(1)O4 trigonal pyramids, and  an edgeedge with one Mn(2)O5 trigonal bipyramid. In the second Zn site, Zn(2) is bonded in a rectangular see-saw-like geometry to one O(3), one O(4), and two equivalent O(2) atoms. There are four inequivalent O sites. In the first O site, O(1) is bonded to one Mn(2), two equivalent Mn(1), and one Zn(1) atom to form distorted OMn3Zn trigonal pyramids that share corners with four equivalent O(2)Mn3Zn2 trigonal bipyramids,  a cornercorner with one O(4)Mn2Zn2 trigonal pyramid, corners with two equivalent O(1)Mn3Zn trigonal pyramids, corners with four equivalent O(3)MnZn3 trigonal pyramids, and  an edgeedge with one O(4)Mn2Zn2 trigonal pyramid. In the second O site, O(2) is bonded to one Mn(1), two equivalent Mn(2), and two equivalent Zn(2) atoms to form distorted OMn3Zn2 trigonal bipyramids that share  a cornercorner with one O(3)MnZn3 trigonal pyramid, corners with four equivalent O(4)Mn2Zn2 trigonal pyramids, corners with four equivalent O(1)Mn3Zn trigonal pyramids, edges with two equivalent O(2)Mn3Zn2 trigonal bipyramids,  an edgeedge with one O(4)Mn2Zn2 trigonal pyramid, and  an edgeedge with one O(3)MnZn3 trigonal pyramid. In the third O site, O(3) is bonded to one Mn(1), one Zn(2), and two equivalent Zn(1) atoms to form distorted OMnZn3 trigonal pyramids that share  a cornercorner with one O(2)Mn3Zn2 trigonal bipyramid, corners with two equivalent O(3)MnZn3 trigonal pyramids, corners with three equivalent O(4)Mn2Zn2 trigonal pyramids, corners with four equivalent O(1)Mn3Zn trigonal pyramids, and  an edgeedge with one O(2)Mn3Zn2 trigonal bipyramid. In the fourth O site, O(4) is bonded to two equivalent Mn(2), one Zn(1), and one Zn(2) atom to form distorted OMn2Zn2 trigonal pyramids that share corners with four equivalent O(2)Mn3Zn2 trigonal bipyramids,  a cornercorner with one O(1)Mn3Zn trigonal pyramid, corners with two equivalent O(4)Mn2Zn2 trigonal pyramids, corners with three equivalent O(3)MnZn3 trigonal pyramids,  an edgeedge with one O(2)Mn3Zn2 trigonal bipyramid, and  an edgeedge with one O(1)Mn3Zn trigonal pyramid. is represented by the CIF card [CIF]
data_MnZnO2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.131
_cell_length_b   8.165
_cell_length_c   8.519
_cell_angle_alpha   91.264
_cell_angle_beta   94.969
_cell_angle_gamma   91.950
_symmetry_Int_Tables_number   1
_cell_volume   216.806
_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
  Mn  Mn0  1  0.482  0.747  0.928  1.0
  Mn  Mn1  1  0.216  0.912  0.284  1.0
  Mn  Mn2  1  0.784  0.088  0.716  1.0
  Mn  Mn3  1  0.518  0.253  0.072  1.0
  Zn  Zn4  1  0.853  0.585  0.248  1.0
  Zn  Zn5  1  0.147  0.415  0.752  1.0
  Zn  Zn6  1  0.259  0.247  0.385  1.0
  Zn  Zn7  1  0.741  0.753  0.615  1.0
  O  O8  1  0.978  0.247  0.915  1.0
  O  O9  1  0.287  0.891  0.730  1.0
  O  O10  1  0.713  0.109  0.270  1.0
  O  O11  1  0.022  0.753  0.085  1.0
  O  O12  1  0.665  0.568  0.756  1.0
  O  O13  1  0.736  0.772  0.393  1.0
  O  O14  1  0.335  0.432  0.244  1.0
  O  O15  1  0.264  0.228  0.607  1.0
[/CIF]
.
The crystal structure described by MnZnO2 crystallizes in the triclinic P-1 space group. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(2), one O(3), and two equivalent O(1) atoms to form distorted MnO4 trigonal pyramids that share corners with four equivalent Zn(1)O4 tetrahedra, corners with four equivalent Mn(2)O5 trigonal bipyramids, and corners with two equivalent Mn(1)O4 trigonal pyramids. In the second Mn site, Mn(2) is bonded to one O(1), two equivalent O(2), and two equivalent O(4) atoms to form distorted MnO5 trigonal bipyramids that share  a cornercorner with one Zn(1)O4 tetrahedra, corners with four equivalent Mn(1)O4 trigonal pyramids,  an edgeedge with one Zn(1)O4 tetrahedra, and edges with two equivalent Mn(2)O5 trigonal bipyramids. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(4), and two equivalent O(3) atoms to form distorted ZnO4 tetrahedra that share corners with two equivalent Zn(1)O4 tetrahedra,  a cornercorner with one Mn(2)O5 trigonal bipyramid, corners with four equivalent Mn(1)O4 trigonal pyramids, and  an edgeedge with one Mn(2)O5 trigonal bipyramid. In the second Zn site, Zn(2) is bonded in a rectangular see-saw-like geometry to one O(3), one O(4), and two equivalent O(2) atoms. There are four inequivalent O sites. In the first O site, O(1) is bonded to one Mn(2), two equivalent Mn(1), and one Zn(1) atom to form distorted OMn3Zn trigonal pyramids that share corners with four equivalent O(2)Mn3Zn2 trigonal bipyramids,  a cornercorner with one O(4)Mn2Zn2 trigonal pyramid, corners with two equivalent O(1)Mn3Zn trigonal pyramids, corners with four equivalent O(3)MnZn3 trigonal pyramids, and  an edgeedge with one O(4)Mn2Zn2 trigonal pyramid. In the second O site, O(2) is bonded to one Mn(1), two equivalent Mn(2), and two equivalent Zn(2) atoms to form distorted OMn3Zn2 trigonal bipyramids that share  a cornercorner with one O(3)MnZn3 trigonal pyramid, corners with four equivalent O(4)Mn2Zn2 trigonal pyramids, corners with four equivalent O(1)Mn3Zn trigonal pyramids, edges with two equivalent O(2)Mn3Zn2 trigonal bipyramids,  an edgeedge with one O(4)Mn2Zn2 trigonal pyramid, and  an edgeedge with one O(3)MnZn3 trigonal pyramid. In the third O site, O(3) is bonded to one Mn(1), one Zn(2), and two equivalent Zn(1) atoms to form distorted OMnZn3 trigonal pyramids that share  a cornercorner with one O(2)Mn3Zn2 trigonal bipyramid, corners with two equivalent O(3)MnZn3 trigonal pyramids, corners with three equivalent O(4)Mn2Zn2 trigonal pyramids, corners with four equivalent O(1)Mn3Zn trigonal pyramids, and  an edgeedge with one O(2)Mn3Zn2 trigonal bipyramid. In the fourth O site, O(4) is bonded to two equivalent Mn(2), one Zn(1), and one Zn(2) atom to form distorted OMn2Zn2 trigonal pyramids that share corners with four equivalent O(2)Mn3Zn2 trigonal bipyramids,  a cornercorner with one O(1)Mn3Zn trigonal pyramid, corners with two equivalent O(4)Mn2Zn2 trigonal pyramids, corners with three equivalent O(3)MnZn3 trigonal pyramids,  an edgeedge with one O(2)Mn3Zn2 trigonal bipyramid, and  an edgeedge with one O(1)Mn3Zn trigonal pyramid. is represented by the CIF card [CIF]
data_MnZnO2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.131
_cell_length_b   8.165
_cell_length_c   8.519
_cell_angle_alpha   91.264
_cell_angle_beta   94.969
_cell_angle_gamma   91.950
_symmetry_Int_Tables_number   1
_cell_volume   216.806
_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
  Mn  Mn0  1  0.482  0.747  0.928  1.0
  Mn  Mn1  1  0.216  0.912  0.284  1.0
  Mn  Mn2  1  0.784  0.088  0.716  1.0
  Mn  Mn3  1  0.518  0.253  0.072  1.0
  Zn  Zn4  1  0.853  0.585  0.248  1.0
  Zn  Zn5  1  0.147  0.415  0.752  1.0
  Zn  Zn6  1  0.259  0.247  0.385  1.0
  Zn  Zn7  1  0.741  0.753  0.615  1.0
  O  O8  1  0.978  0.247  0.915  1.0
  O  O9  1  0.287  0.891  0.730  1.0
  O  O10  1  0.713  0.109  0.270  1.0
  O  O11  1  0.022  0.753  0.085  1.0
  O  O12  1  0.665  0.568  0.756  1.0
  O  O13  1  0.736  0.772  0.393  1.0
  O  O14  1  0.335  0.432  0.244  1.0
  O  O15  1  0.264  0.228  0.607  1.0
[/CIF]
.