The crystal structure described by Mn2Zn(CuO4)2 crystallizes in the monoclinic P2_1/c space group. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one O(4), and one O(7) atom to form MnO4 tetrahedra that share corners with three equivalent Zn(1)O6 octahedra and corners with two equivalent Cu(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 34-53°. In the second Mn site, Mn(2) is bonded to one O(3), one O(5), one O(6), and one O(8) atom to form MnO4 tetrahedra that share corners with three equivalent Zn(1)O6 octahedra and corners with three equivalent Cu(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 51-61°. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one O(1), one O(3), one O(5), one O(6), and one O(7) atom to form CuO5 trigonal bipyramids that share corners with two equivalent Mn(1)O4 tetrahedra, corners with three equivalent Mn(2)O4 tetrahedra, and edges with two equivalent Zn(1)O6 octahedra. In the second Cu site, Cu(2) is bonded in a distorted rectangular see-saw-like geometry to one O(2), one O(4), one O(6), and one O(8) atom. Zn(1) is bonded to one O(1), one O(4), one O(7), one O(8), and two equivalent O(3) atoms to form ZnO6 octahedra that share corners with three equivalent Mn(1)O4 tetrahedra, corners with three equivalent Mn(2)O4 tetrahedra,  an edgeedge with one Zn(1)O6 octahedra, and edges with two equivalent Cu(1)O5 trigonal bipyramids. There are eight inequivalent O sites. In the first O site, O(7) is bonded in a distorted trigonal planar geometry to one Mn(1), one Cu(1), and one Zn(1) atom. In the second O site, O(8) is bonded in a distorted trigonal planar geometry to one Mn(2), one Cu(2), and one Zn(1) atom. In the third O site, O(1) is bonded in a distorted trigonal planar geometry to one Mn(1), one Cu(1), and one Zn(1) atom. In the fourth O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one Cu(2) atom. In the fifth O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to one Mn(2), one Cu(1), and two equivalent Zn(1) atoms. In the sixth O site, O(4) is bonded in a distorted trigonal planar geometry to one Mn(1), one Cu(2), and one Zn(1) atom. In the seventh O site, O(5) is bonded in a bent 120 degrees geometry to one Mn(2) and one Cu(1) atom. In the eighth O site, O(6) is bonded in a distorted trigonal planar geometry to one Mn(2), one Cu(1), and one Cu(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Mn2Zn(CuO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.404
_cell_length_b   8.305
_cell_length_c   11.884
_cell_angle_alpha   90.000
_cell_angle_beta   90.565
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   631.953
_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  0.099  0.461  0.845  1.0
  Mn  Mn1  1  0.099  0.039  0.345  1.0
  Mn  Mn2  1  0.612  0.091  0.132  1.0
  Mn  Mn3  1  0.901  0.961  0.655  1.0
  Mn  Mn4  1  0.388  0.909  0.868  1.0
  Mn  Mn5  1  0.388  0.591  0.368  1.0
  Mn  Mn6  1  0.612  0.409  0.632  1.0
  Mn  Mn7  1  0.901  0.539  0.155  1.0
  Zn  Zn8  1  0.110  0.167  0.050  1.0
  Zn  Zn9  1  0.890  0.833  0.950  1.0
  Zn  Zn10  1  0.890  0.667  0.450  1.0
  Zn  Zn11  1  0.110  0.333  0.550  1.0
  Cu  Cu12  1  0.762  0.175  0.865  1.0
  Cu  Cu13  1  0.388  0.053  0.632  1.0
  Cu  Cu14  1  0.612  0.947  0.368  1.0
  Cu  Cu15  1  0.238  0.825  0.135  1.0
  Cu  Cu16  1  0.762  0.325  0.365  1.0
  Cu  Cu17  1  0.388  0.447  0.132  1.0
  Cu  Cu18  1  0.238  0.675  0.635  1.0
  Cu  Cu19  1  0.612  0.553  0.868  1.0
  O  O20  1  0.034  0.231  0.394  1.0
  O  O21  1  0.671  0.014  0.591  1.0
  O  O22  1  0.189  0.579  0.471  1.0
  O  O23  1  0.811  0.079  0.029  1.0
  O  O24  1  0.034  0.269  0.894  1.0
  O  O25  1  0.966  0.769  0.606  1.0
  O  O26  1  0.090  0.101  0.616  1.0
  O  O27  1  0.516  0.899  0.139  1.0
  O  O28  1  0.516  0.601  0.639  1.0
  O  O29  1  0.321  0.868  0.729  1.0
  O  O30  1  0.679  0.368  0.771  1.0
  O  O31  1  0.484  0.101  0.861  1.0
  O  O32  1  0.910  0.899  0.384  1.0
  O  O33  1  0.876  0.533  0.298  1.0
  O  O34  1  0.415  0.281  0.585  1.0
  O  O35  1  0.415  0.219  0.085  1.0
  O  O36  1  0.124  0.033  0.202  1.0
  O  O37  1  0.484  0.399  0.361  1.0
  O  O38  1  0.124  0.467  0.702  1.0
  O  O39  1  0.811  0.421  0.529  1.0
  O  O40  1  0.671  0.486  0.091  1.0
  O  O41  1  0.679  0.132  0.271  1.0
  O  O42  1  0.966  0.731  0.106  1.0
  O  O43  1  0.090  0.399  0.116  1.0
  O  O44  1  0.189  0.921  0.971  1.0
  O  O45  1  0.585  0.781  0.915  1.0
  O  O46  1  0.329  0.986  0.409  1.0
  O  O47  1  0.329  0.514  0.909  1.0
  O  O48  1  0.910  0.601  0.884  1.0
  O  O49  1  0.585  0.719  0.415  1.0
  O  O50  1  0.321  0.632  0.229  1.0
  O  O51  1  0.876  0.967  0.798  1.0
[/CIF]
.
The crystal structure described by Mn2Zn(CuO4)2 crystallizes in the monoclinic P2_1/c space group. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one O(4), and one O(7) atom to form MnO4 tetrahedra that share corners with three equivalent Zn(1)O6 octahedra and corners with two equivalent Cu(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 34-53°. In the second Mn site, Mn(2) is bonded to one O(3), one O(5), one O(6), and one O(8) atom to form MnO4 tetrahedra that share corners with three equivalent Zn(1)O6 octahedra and corners with three equivalent Cu(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 51-61°. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one O(1), one O(3), one O(5), one O(6), and one O(7) atom to form CuO5 trigonal bipyramids that share corners with two equivalent Mn(1)O4 tetrahedra, corners with three equivalent Mn(2)O4 tetrahedra, and edges with two equivalent Zn(1)O6 octahedra. In the second Cu site, Cu(2) is bonded in a distorted rectangular see-saw-like geometry to one O(2), one O(4), one O(6), and one O(8) atom. Zn(1) is bonded to one O(1), one O(4), one O(7), one O(8), and two equivalent O(3) atoms to form ZnO6 octahedra that share corners with three equivalent Mn(1)O4 tetrahedra, corners with three equivalent Mn(2)O4 tetrahedra,  an edgeedge with one Zn(1)O6 octahedra, and edges with two equivalent Cu(1)O5 trigonal bipyramids. There are eight inequivalent O sites. In the first O site, O(7) is bonded in a distorted trigonal planar geometry to one Mn(1), one Cu(1), and one Zn(1) atom. In the second O site, O(8) is bonded in a distorted trigonal planar geometry to one Mn(2), one Cu(2), and one Zn(1) atom. In the third O site, O(1) is bonded in a distorted trigonal planar geometry to one Mn(1), one Cu(1), and one Zn(1) atom. In the fourth O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one Cu(2) atom. In the fifth O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to one Mn(2), one Cu(1), and two equivalent Zn(1) atoms. In the sixth O site, O(4) is bonded in a distorted trigonal planar geometry to one Mn(1), one Cu(2), and one Zn(1) atom. In the seventh O site, O(5) is bonded in a bent 120 degrees geometry to one Mn(2) and one Cu(1) atom. In the eighth O site, O(6) is bonded in a distorted trigonal planar geometry to one Mn(2), one Cu(1), and one Cu(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Mn2Zn(CuO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.404
_cell_length_b   8.305
_cell_length_c   11.884
_cell_angle_alpha   90.000
_cell_angle_beta   90.565
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   631.953
_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  0.099  0.461  0.845  1.0
  Mn  Mn1  1  0.099  0.039  0.345  1.0
  Mn  Mn2  1  0.612  0.091  0.132  1.0
  Mn  Mn3  1  0.901  0.961  0.655  1.0
  Mn  Mn4  1  0.388  0.909  0.868  1.0
  Mn  Mn5  1  0.388  0.591  0.368  1.0
  Mn  Mn6  1  0.612  0.409  0.632  1.0
  Mn  Mn7  1  0.901  0.539  0.155  1.0
  Zn  Zn8  1  0.110  0.167  0.050  1.0
  Zn  Zn9  1  0.890  0.833  0.950  1.0
  Zn  Zn10  1  0.890  0.667  0.450  1.0
  Zn  Zn11  1  0.110  0.333  0.550  1.0
  Cu  Cu12  1  0.762  0.175  0.865  1.0
  Cu  Cu13  1  0.388  0.053  0.632  1.0
  Cu  Cu14  1  0.612  0.947  0.368  1.0
  Cu  Cu15  1  0.238  0.825  0.135  1.0
  Cu  Cu16  1  0.762  0.325  0.365  1.0
  Cu  Cu17  1  0.388  0.447  0.132  1.0
  Cu  Cu18  1  0.238  0.675  0.635  1.0
  Cu  Cu19  1  0.612  0.553  0.868  1.0
  O  O20  1  0.034  0.231  0.394  1.0
  O  O21  1  0.671  0.014  0.591  1.0
  O  O22  1  0.189  0.579  0.471  1.0
  O  O23  1  0.811  0.079  0.029  1.0
  O  O24  1  0.034  0.269  0.894  1.0
  O  O25  1  0.966  0.769  0.606  1.0
  O  O26  1  0.090  0.101  0.616  1.0
  O  O27  1  0.516  0.899  0.139  1.0
  O  O28  1  0.516  0.601  0.639  1.0
  O  O29  1  0.321  0.868  0.729  1.0
  O  O30  1  0.679  0.368  0.771  1.0
  O  O31  1  0.484  0.101  0.861  1.0
  O  O32  1  0.910  0.899  0.384  1.0
  O  O33  1  0.876  0.533  0.298  1.0
  O  O34  1  0.415  0.281  0.585  1.0
  O  O35  1  0.415  0.219  0.085  1.0
  O  O36  1  0.124  0.033  0.202  1.0
  O  O37  1  0.484  0.399  0.361  1.0
  O  O38  1  0.124  0.467  0.702  1.0
  O  O39  1  0.811  0.421  0.529  1.0
  O  O40  1  0.671  0.486  0.091  1.0
  O  O41  1  0.679  0.132  0.271  1.0
  O  O42  1  0.966  0.731  0.106  1.0
  O  O43  1  0.090  0.399  0.116  1.0
  O  O44  1  0.189  0.921  0.971  1.0
  O  O45  1  0.585  0.781  0.915  1.0
  O  O46  1  0.329  0.986  0.409  1.0
  O  O47  1  0.329  0.514  0.909  1.0
  O  O48  1  0.910  0.601  0.884  1.0
  O  O49  1  0.585  0.719  0.415  1.0
  O  O50  1  0.321  0.632  0.229  1.0
  O  O51  1  0.876  0.967  0.798  1.0
[/CIF]
.