The structure described by MgMn3Zn2O8 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a rectangular see-saw-like geometry to one O(2), one O(3), one O(7), and one O(8) atom. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form MnO6 octahedra that share corners with two equivalent Zn(2)O5 trigonal bipyramids, edges with two equivalent Mn(2)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, edges with two equivalent Zn(1)O6 octahedra, and  an edgeedge with one Zn(2)O5 trigonal bipyramid. In the second Mn site, Mn(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom to form MnO6 octahedra that share corners with three equivalent Zn(2)O5 trigonal bipyramids, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Zn(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(7) atom to form MnO6 octahedra that share corners with three equivalent Zn(2)O5 trigonal bipyramids, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Zn(1)O6 octahedra. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form distorted ZnO6 octahedra that share corners with two equivalent Zn(2)O5 trigonal bipyramids, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and  a faceface with one Zn(2)O5 trigonal bipyramid. In the second Zn site, Zn(2) is bonded to one O(1), one O(5), one O(6), one O(7), and one O(8) atom to form ZnO5 trigonal bipyramids that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Zn(1)O6 octahedra, corners with three equivalent Mn(2)O6 octahedra, corners with three equivalent Mn(3)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra, and  a faceface with one Zn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 38-56°. There are eight inequivalent O sites. In the first O site, O(1) is bonded to one Mn(2), one Mn(3), one Zn(1), and one Zn(2) atom to form OMn2Zn2 trigonal pyramids that share  a cornercorner with one O(7)MgMn2Zn2 square pyramid,  a cornercorner with one O(8)MgMn2Zn2 square pyramid,  a cornercorner with one O(2)MgMn2Zn tetrahedra,  an edgeedge with one O(7)MgMn2Zn2 square pyramid,  an edgeedge with one O(8)MgMn2Zn2 square pyramid, and  an edgeedge with one O(2)MgMn2Zn tetrahedra. In the second O site, O(2) is bonded to one Mg(1), one Mn(2), one Mn(3), and one Zn(1) atom to form OMgMn2Zn tetrahedra that share  a cornercorner with one O(7)MgMn2Zn2 square pyramid,  a cornercorner with one O(8)MgMn2Zn2 square pyramid,  a cornercorner with one O(1)Mn2Zn2 trigonal pyramid,  an edgeedge with one O(7)MgMn2Zn2 square pyramid,  an edgeedge with one O(8)MgMn2Zn2 square pyramid, and  an edgeedge with one O(1)Mn2Zn2 trigonal pyramid. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(1), one Mn(2), and one Mn(3) atom. In the fourth O site, O(4) is bonded in a trigonal non-coplanar geometry to one Mn(1), one Mn(2), and one Mn(3) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Mn(1), one Mn(3), one Zn(1), and one Zn(2) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Mn(1), one Mn(2), one Zn(1), and one Zn(2) atom. In the seventh O site, O(7) is bonded to one Mg(1), one Mn(1), one Mn(3), one Zn(1), and one Zn(2) atom to form distorted OMgMn2Zn2 square pyramids that share  a cornercorner with one O(2)MgMn2Zn tetrahedra,  a cornercorner with one O(1)Mn2Zn2 trigonal pyramid, edges with two equivalent O(8)MgMn2Zn2 square pyramids,  an edgeedge with one O(2)MgMn2Zn tetrahedra, and  an edgeedge with one O(1)Mn2Zn2 trigonal pyramid. In the eighth O site, O(8) is bonded to one Mg(1), one Mn(1), one Mn(2), one Zn(1), and one Zn(2) atom to form distorted OMgMn2Zn2 square pyramids that share  a cornercorner with one O(2)MgMn2Zn tetrahedra,  a cornercorner with one O(1)Mn2Zn2 trigonal pyramid, edges with two equivalent O(7)MgMn2Zn2 square pyramids,  an edgeedge with one O(2)MgMn2Zn tetrahedra, and  an edgeedge with one O(1)Mn2Zn2 trigonal pyramid. is represented by the CIF card [CIF]
data_MgMn3Zn2O8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.309
_cell_length_b   5.903
_cell_length_c   6.029
_cell_angle_alpha   119.626
_cell_angle_beta   92.492
_cell_angle_gamma   90.041
_symmetry_Int_Tables_number   1
_cell_volume   164.036
_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
  Mg  Mg0  1  0.819  0.799  0.602  1.0
  Mn  Mn1  1  0.500  0.010  0.020  1.0
  Mn  Mn2  1  0.011  0.771  0.047  1.0
  Mn  Mn3  1  0.011  0.275  0.046  1.0
  Zn  Zn4  1  0.503  0.554  0.108  1.0
  Zn  Zn5  1  0.438  0.289  0.579  1.0
  O  O6  1  0.168  0.429  0.859  1.0
  O  O7  1  0.871  0.622  0.243  1.0
  O  O8  1  0.148  0.920  0.842  1.0
  O  O9  1  0.829  0.103  0.205  1.0
  O  O10  1  0.377  0.346  0.261  1.0
  O  O11  1  0.377  0.917  0.261  1.0
  O  O12  1  0.639  0.135  0.800  1.0
  O  O13  1  0.639  0.662  0.800  1.0
[/CIF]
.
The structure described by MgMn3Zn2O8 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a rectangular see-saw-like geometry to one O(2), one O(3), one O(7), and one O(8) atom. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form MnO6 octahedra that share corners with two equivalent Zn(2)O5 trigonal bipyramids, edges with two equivalent Mn(2)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, edges with two equivalent Zn(1)O6 octahedra, and  an edgeedge with one Zn(2)O5 trigonal bipyramid. In the second Mn site, Mn(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom to form MnO6 octahedra that share corners with three equivalent Zn(2)O5 trigonal bipyramids, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Zn(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(7) atom to form MnO6 octahedra that share corners with three equivalent Zn(2)O5 trigonal bipyramids, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Zn(1)O6 octahedra. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form distorted ZnO6 octahedra that share corners with two equivalent Zn(2)O5 trigonal bipyramids, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and  a faceface with one Zn(2)O5 trigonal bipyramid. In the second Zn site, Zn(2) is bonded to one O(1), one O(5), one O(6), one O(7), and one O(8) atom to form ZnO5 trigonal bipyramids that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Zn(1)O6 octahedra, corners with three equivalent Mn(2)O6 octahedra, corners with three equivalent Mn(3)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra, and  a faceface with one Zn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 38-56°. There are eight inequivalent O sites. In the first O site, O(1) is bonded to one Mn(2), one Mn(3), one Zn(1), and one Zn(2) atom to form OMn2Zn2 trigonal pyramids that share  a cornercorner with one O(7)MgMn2Zn2 square pyramid,  a cornercorner with one O(8)MgMn2Zn2 square pyramid,  a cornercorner with one O(2)MgMn2Zn tetrahedra,  an edgeedge with one O(7)MgMn2Zn2 square pyramid,  an edgeedge with one O(8)MgMn2Zn2 square pyramid, and  an edgeedge with one O(2)MgMn2Zn tetrahedra. In the second O site, O(2) is bonded to one Mg(1), one Mn(2), one Mn(3), and one Zn(1) atom to form OMgMn2Zn tetrahedra that share  a cornercorner with one O(7)MgMn2Zn2 square pyramid,  a cornercorner with one O(8)MgMn2Zn2 square pyramid,  a cornercorner with one O(1)Mn2Zn2 trigonal pyramid,  an edgeedge with one O(7)MgMn2Zn2 square pyramid,  an edgeedge with one O(8)MgMn2Zn2 square pyramid, and  an edgeedge with one O(1)Mn2Zn2 trigonal pyramid. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(1), one Mn(2), and one Mn(3) atom. In the fourth O site, O(4) is bonded in a trigonal non-coplanar geometry to one Mn(1), one Mn(2), and one Mn(3) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Mn(1), one Mn(3), one Zn(1), and one Zn(2) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Mn(1), one Mn(2), one Zn(1), and one Zn(2) atom. In the seventh O site, O(7) is bonded to one Mg(1), one Mn(1), one Mn(3), one Zn(1), and one Zn(2) atom to form distorted OMgMn2Zn2 square pyramids that share  a cornercorner with one O(2)MgMn2Zn tetrahedra,  a cornercorner with one O(1)Mn2Zn2 trigonal pyramid, edges with two equivalent O(8)MgMn2Zn2 square pyramids,  an edgeedge with one O(2)MgMn2Zn tetrahedra, and  an edgeedge with one O(1)Mn2Zn2 trigonal pyramid. In the eighth O site, O(8) is bonded to one Mg(1), one Mn(1), one Mn(2), one Zn(1), and one Zn(2) atom to form distorted OMgMn2Zn2 square pyramids that share  a cornercorner with one O(2)MgMn2Zn tetrahedra,  a cornercorner with one O(1)Mn2Zn2 trigonal pyramid, edges with two equivalent O(7)MgMn2Zn2 square pyramids,  an edgeedge with one O(2)MgMn2Zn tetrahedra, and  an edgeedge with one O(1)Mn2Zn2 trigonal pyramid. is represented by the CIF card [CIF]
data_MgMn3Zn2O8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.309
_cell_length_b   5.903
_cell_length_c   6.029
_cell_angle_alpha   119.626
_cell_angle_beta   92.492
_cell_angle_gamma   90.041
_symmetry_Int_Tables_number   1
_cell_volume   164.036
_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
  Mg  Mg0  1  0.819  0.799  0.602  1.0
  Mn  Mn1  1  0.500  0.010  0.020  1.0
  Mn  Mn2  1  0.011  0.771  0.047  1.0
  Mn  Mn3  1  0.011  0.275  0.046  1.0
  Zn  Zn4  1  0.503  0.554  0.108  1.0
  Zn  Zn5  1  0.438  0.289  0.579  1.0
  O  O6  1  0.168  0.429  0.859  1.0
  O  O7  1  0.871  0.622  0.243  1.0
  O  O8  1  0.148  0.920  0.842  1.0
  O  O9  1  0.829  0.103  0.205  1.0
  O  O10  1  0.377  0.346  0.261  1.0
  O  O11  1  0.377  0.917  0.261  1.0
  O  O12  1  0.639  0.135  0.800  1.0
  O  O13  1  0.639  0.662  0.800  1.0
[/CIF]
.