The compound described by MgMn4(AgO4)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(10), one O(12), one O(5), and one O(6) atom to form MgO4 tetrahedra that share  a cornercorner with one Ag(3)O6 octahedra,  a cornercorner with one Ag(4)O6 octahedra,  a cornercorner with one Mn(1)O4 tetrahedra,  a cornercorner with one Mn(2)O4 tetrahedra,  a cornercorner with one Mn(3)O4 tetrahedra,  a cornercorner with one Mn(4)O4 tetrahedra,  an edgeedge with one Ag(1)O6 octahedra, and  an edgeedge with one Ag(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 67-68°. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(15), one O(16), one O(2), and one O(5) atom to form MnO4 tetrahedra that share  a cornercorner with one Ag(1)O6 octahedra,  a cornercorner with one Ag(4)O6 octahedra, corners with two equivalent Ag(2)O6 octahedra, corners with two equivalent Ag(3)O6 octahedra, and  a cornercorner with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 43-62°. In the second Mn site, Mn(2) is bonded to one O(12), one O(4), one O(7), and one O(8) atom to form MnO4 tetrahedra that share  a cornercorner with one Ag(2)O6 octahedra,  a cornercorner with one Ag(3)O6 octahedra, corners with two equivalent Ag(1)O6 octahedra, corners with two equivalent Ag(4)O6 octahedra, and  a cornercorner with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 46-55°. In the third Mn site, Mn(3) is bonded to one O(13), one O(14), one O(6), and one O(9) atom to form MnO4 tetrahedra that share  a cornercorner with one Ag(2)O6 octahedra,  a cornercorner with one Ag(3)O6 octahedra, corners with two equivalent Ag(1)O6 octahedra, corners with two equivalent Ag(4)O6 octahedra, and  a cornercorner with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 42-61°. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(10), one O(11), and one O(3) atom to form MnO4 tetrahedra that share  a cornercorner with one Ag(1)O6 octahedra,  a cornercorner with one Ag(4)O6 octahedra, corners with two equivalent Ag(2)O6 octahedra, corners with two equivalent Ag(3)O6 octahedra, and  a cornercorner with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 46-55°. There are four inequivalent Ag sites. In the first Ag site, Ag(1) is bonded to one O(10), one O(2), one O(4), one O(6), one O(7), and one O(9) atom to form distorted AgO6 octahedra that share  a cornercorner with one Mn(1)O4 tetrahedra,  a cornercorner with one Mn(4)O4 tetrahedra, corners with two equivalent Mn(2)O4 tetrahedra, corners with two equivalent Mn(3)O4 tetrahedra, edges with two equivalent Ag(4)O6 octahedra, and  an edgeedge with one Mg(1)O4 tetrahedra. In the second Ag site, Ag(2) is bonded to one O(1), one O(12), one O(14), one O(15), one O(3), and one O(5) atom to form distorted AgO6 octahedra that share  a cornercorner with one Mn(2)O4 tetrahedra,  a cornercorner with one Mn(3)O4 tetrahedra, corners with two equivalent Mn(1)O4 tetrahedra, corners with two equivalent Mn(4)O4 tetrahedra, edges with two equivalent Ag(3)O6 octahedra, and  an edgeedge with one Mg(1)O4 tetrahedra. In the third Ag site, Ag(3) is bonded to one O(1), one O(13), one O(15), one O(3), one O(5), and one O(8) atom to form AgO6 octahedra that share  a cornercorner with one Mg(1)O4 tetrahedra,  a cornercorner with one Mn(2)O4 tetrahedra,  a cornercorner with one Mn(3)O4 tetrahedra, corners with two equivalent Mn(1)O4 tetrahedra, corners with two equivalent Mn(4)O4 tetrahedra, and edges with two equivalent Ag(2)O6 octahedra. In the fourth Ag site, Ag(4) is bonded to one O(11), one O(16), one O(4), one O(6), one O(7), and one O(9) atom to form AgO6 octahedra that share  a cornercorner with one Mg(1)O4 tetrahedra,  a cornercorner with one Mn(1)O4 tetrahedra,  a cornercorner with one Mn(4)O4 tetrahedra, corners with two equivalent Mn(2)O4 tetrahedra, corners with two equivalent Mn(3)O4 tetrahedra, and edges with two equivalent Ag(1)O6 octahedra. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Mn(4), one Ag(2), and one Ag(3) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one Ag(1) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Mn(4), one Ag(2), and one Ag(3) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Mn(2), one Ag(1), and one Ag(4) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(1), one Ag(2), and one Ag(3) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(3), one Ag(1), and one Ag(4) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one Mn(2), one Ag(1), and one Ag(4) atom. In the eighth O site, O(8) is bonded in a 2-coordinate geometry to one Mn(2) and one Ag(3) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to one Mn(3), one Ag(1), and one Ag(4) atom. In the tenth O site, O(10) is bonded in a 3-coordinate geometry to one Mg(1), one Mn(4), and one Ag(1) atom. In the eleventh O site, O(11) is bonded in a 2-coordinate geometry to one Mn(4) and one Ag(4) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Mg(1), one Mn(2), and one Ag(2) atom. In the thirteenth O site, O(13) is bonded in a distorted bent 150 degrees geometry to one Mn(3) and one Ag(3) atom. In the fourteenth O site, O(14) is bonded in a distorted bent 120 degrees geometry to one Mn(3) and one Ag(2) atom. In the fifteenth O site, O(15) is bonded in a distorted single-bond geometry to one Mn(1), one Ag(2), and one Ag(3) atom. In the sixteenth O site, O(16) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one Ag(4) atom. is represented by the CIF file [CIF]
data_MgMn4(AgO4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.185
_cell_length_b   8.048
_cell_length_c   6.974
_cell_angle_alpha   89.998
_cell_angle_beta   90.988
_cell_angle_gamma   92.992
_symmetry_Int_Tables_number   1
_cell_volume   346.599
_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  0.506  0.999  0.893  1.0
  Mn  Mn1  1  0.744  0.355  0.004  1.0
  Mn  Mn2  1  0.251  0.865  0.499  1.0
  Mn  Mn3  1  0.258  0.646  0.003  1.0
  Mn  Mn4  1  0.750  0.135  0.500  1.0
  Ag  Ag5  1  0.776  0.729  0.738  1.0
  Ag  Ag6  1  0.225  0.269  0.744  1.0
  Ag  Ag7  1  0.250  0.256  0.259  1.0
  Ag  Ag8  1  0.753  0.745  0.256  1.0
  O  O9  1  0.532  0.247  0.501  1.0
  O  O10  1  0.742  0.466  0.804  1.0
  O  O11  1  0.980  0.254  0.500  1.0
  O  O12  1  0.021  0.746  0.496  1.0
  O  O13  1  0.507  0.228  0.997  1.0
  O  O14  1  0.495  0.773  0.002  1.0
  O  O15  1  0.469  0.753  0.503  1.0
  O  O16  1  0.253  0.986  0.306  1.0
  O  O17  1  0.035  0.751  0.002  1.0
  O  O18  1  0.745  0.010  0.701  1.0
  O  O19  1  0.744  0.015  0.305  1.0
  O  O20  1  0.259  0.989  0.701  1.0
  O  O21  1  0.263  0.525  0.195  1.0
  O  O22  1  0.258  0.533  0.804  1.0
  O  O23  1  0.966  0.249  0.009  1.0
  O  O24  1  0.739  0.476  0.196  1.0
[/CIF]
.
The compound described by MgMn4(AgO4)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(10), one O(12), one O(5), and one O(6) atom to form MgO4 tetrahedra that share  a cornercorner with one Ag(3)O6 octahedra,  a cornercorner with one Ag(4)O6 octahedra,  a cornercorner with one Mn(1)O4 tetrahedra,  a cornercorner with one Mn(2)O4 tetrahedra,  a cornercorner with one Mn(3)O4 tetrahedra,  a cornercorner with one Mn(4)O4 tetrahedra,  an edgeedge with one Ag(1)O6 octahedra, and  an edgeedge with one Ag(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 67-68°. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(15), one O(16), one O(2), and one O(5) atom to form MnO4 tetrahedra that share  a cornercorner with one Ag(1)O6 octahedra,  a cornercorner with one Ag(4)O6 octahedra, corners with two equivalent Ag(2)O6 octahedra, corners with two equivalent Ag(3)O6 octahedra, and  a cornercorner with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 43-62°. In the second Mn site, Mn(2) is bonded to one O(12), one O(4), one O(7), and one O(8) atom to form MnO4 tetrahedra that share  a cornercorner with one Ag(2)O6 octahedra,  a cornercorner with one Ag(3)O6 octahedra, corners with two equivalent Ag(1)O6 octahedra, corners with two equivalent Ag(4)O6 octahedra, and  a cornercorner with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 46-55°. In the third Mn site, Mn(3) is bonded to one O(13), one O(14), one O(6), and one O(9) atom to form MnO4 tetrahedra that share  a cornercorner with one Ag(2)O6 octahedra,  a cornercorner with one Ag(3)O6 octahedra, corners with two equivalent Ag(1)O6 octahedra, corners with two equivalent Ag(4)O6 octahedra, and  a cornercorner with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 42-61°. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(10), one O(11), and one O(3) atom to form MnO4 tetrahedra that share  a cornercorner with one Ag(1)O6 octahedra,  a cornercorner with one Ag(4)O6 octahedra, corners with two equivalent Ag(2)O6 octahedra, corners with two equivalent Ag(3)O6 octahedra, and  a cornercorner with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 46-55°. There are four inequivalent Ag sites. In the first Ag site, Ag(1) is bonded to one O(10), one O(2), one O(4), one O(6), one O(7), and one O(9) atom to form distorted AgO6 octahedra that share  a cornercorner with one Mn(1)O4 tetrahedra,  a cornercorner with one Mn(4)O4 tetrahedra, corners with two equivalent Mn(2)O4 tetrahedra, corners with two equivalent Mn(3)O4 tetrahedra, edges with two equivalent Ag(4)O6 octahedra, and  an edgeedge with one Mg(1)O4 tetrahedra. In the second Ag site, Ag(2) is bonded to one O(1), one O(12), one O(14), one O(15), one O(3), and one O(5) atom to form distorted AgO6 octahedra that share  a cornercorner with one Mn(2)O4 tetrahedra,  a cornercorner with one Mn(3)O4 tetrahedra, corners with two equivalent Mn(1)O4 tetrahedra, corners with two equivalent Mn(4)O4 tetrahedra, edges with two equivalent Ag(3)O6 octahedra, and  an edgeedge with one Mg(1)O4 tetrahedra. In the third Ag site, Ag(3) is bonded to one O(1), one O(13), one O(15), one O(3), one O(5), and one O(8) atom to form AgO6 octahedra that share  a cornercorner with one Mg(1)O4 tetrahedra,  a cornercorner with one Mn(2)O4 tetrahedra,  a cornercorner with one Mn(3)O4 tetrahedra, corners with two equivalent Mn(1)O4 tetrahedra, corners with two equivalent Mn(4)O4 tetrahedra, and edges with two equivalent Ag(2)O6 octahedra. In the fourth Ag site, Ag(4) is bonded to one O(11), one O(16), one O(4), one O(6), one O(7), and one O(9) atom to form AgO6 octahedra that share  a cornercorner with one Mg(1)O4 tetrahedra,  a cornercorner with one Mn(1)O4 tetrahedra,  a cornercorner with one Mn(4)O4 tetrahedra, corners with two equivalent Mn(2)O4 tetrahedra, corners with two equivalent Mn(3)O4 tetrahedra, and edges with two equivalent Ag(1)O6 octahedra. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Mn(4), one Ag(2), and one Ag(3) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one Ag(1) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Mn(4), one Ag(2), and one Ag(3) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Mn(2), one Ag(1), and one Ag(4) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(1), one Ag(2), and one Ag(3) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(3), one Ag(1), and one Ag(4) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one Mn(2), one Ag(1), and one Ag(4) atom. In the eighth O site, O(8) is bonded in a 2-coordinate geometry to one Mn(2) and one Ag(3) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to one Mn(3), one Ag(1), and one Ag(4) atom. In the tenth O site, O(10) is bonded in a 3-coordinate geometry to one Mg(1), one Mn(4), and one Ag(1) atom. In the eleventh O site, O(11) is bonded in a 2-coordinate geometry to one Mn(4) and one Ag(4) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Mg(1), one Mn(2), and one Ag(2) atom. In the thirteenth O site, O(13) is bonded in a distorted bent 150 degrees geometry to one Mn(3) and one Ag(3) atom. In the fourteenth O site, O(14) is bonded in a distorted bent 120 degrees geometry to one Mn(3) and one Ag(2) atom. In the fifteenth O site, O(15) is bonded in a distorted single-bond geometry to one Mn(1), one Ag(2), and one Ag(3) atom. In the sixteenth O site, O(16) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one Ag(4) atom. is represented by the CIF file [CIF]
data_MgMn4(AgO4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.185
_cell_length_b   8.048
_cell_length_c   6.974
_cell_angle_alpha   89.998
_cell_angle_beta   90.988
_cell_angle_gamma   92.992
_symmetry_Int_Tables_number   1
_cell_volume   346.599
_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  0.506  0.999  0.893  1.0
  Mn  Mn1  1  0.744  0.355  0.004  1.0
  Mn  Mn2  1  0.251  0.865  0.499  1.0
  Mn  Mn3  1  0.258  0.646  0.003  1.0
  Mn  Mn4  1  0.750  0.135  0.500  1.0
  Ag  Ag5  1  0.776  0.729  0.738  1.0
  Ag  Ag6  1  0.225  0.269  0.744  1.0
  Ag  Ag7  1  0.250  0.256  0.259  1.0
  Ag  Ag8  1  0.753  0.745  0.256  1.0
  O  O9  1  0.532  0.247  0.501  1.0
  O  O10  1  0.742  0.466  0.804  1.0
  O  O11  1  0.980  0.254  0.500  1.0
  O  O12  1  0.021  0.746  0.496  1.0
  O  O13  1  0.507  0.228  0.997  1.0
  O  O14  1  0.495  0.773  0.002  1.0
  O  O15  1  0.469  0.753  0.503  1.0
  O  O16  1  0.253  0.986  0.306  1.0
  O  O17  1  0.035  0.751  0.002  1.0
  O  O18  1  0.745  0.010  0.701  1.0
  O  O19  1  0.744  0.015  0.305  1.0
  O  O20  1  0.259  0.989  0.701  1.0
  O  O21  1  0.263  0.525  0.195  1.0
  O  O22  1  0.258  0.533  0.804  1.0
  O  O23  1  0.966  0.249  0.009  1.0
  O  O24  1  0.739  0.476  0.196  1.0
[/CIF]
.