The material described by MgMn3CoO8 is beta indium sulfide-derived structured and crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(2), one O(3), one O(6), one O(7), and one O(8) atom to form MgO6 octahedra that share corners with six equivalent Mn(2)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-14°. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(2), one O(3), one O(4), one O(5), one O(6), and one O(7) atom to form MnO6 octahedra that share edges with two equivalent Mg(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Co(1)O6 octahedra. In the second Mn site, Mn(2) is bonded to one O(1), one O(2), one O(3), one O(6), one O(7), and one O(8) atom to form MnO6 octahedra that share corners with six equivalent Mg(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-14°. In the third Mn site, Mn(3) is bonded to one O(1), one O(2), one O(4), one O(5), one O(7), and one O(8) atom to form MnO6 octahedra that share edges with two equivalent Mg(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Co(1)O6 octahedra. Co(1) is bonded to one O(1), one O(3), one O(4), one O(5), one O(6), and one O(8) atom to form CoO6 octahedra that share edges with two equivalent Mg(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(2), one Mn(3), and one Co(1) atom. In the second O site, O(2) 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 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 Co(1) atom. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one Mn(1), one Mn(3), and one Co(1) atom. In the fifth O site, O(5) is bonded in a distorted T-shaped geometry to one Mn(1), one Mn(3), and one Co(1) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(1), one Mn(2), and one Co(1) atom. In the seventh O site, O(7) 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 eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(2), one Mn(3), and one Co(1) atom. is represented by the CIF file [CIF]
data_MgMn3CoO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.742
_cell_length_b   6.066
_cell_length_c   5.877
_cell_angle_alpha   120.739
_cell_angle_beta   119.203
_cell_angle_gamma   61.515
_symmetry_Int_Tables_number   1
_cell_volume   146.342
_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  0.011  0.504  0.527  1.0
  Mn  Mn1  1  0.011  0.005  0.527  1.0
  Mn  Mn2  1  0.511  0.006  0.027  1.0
  Mn  Mn3  1  0.511  0.005  0.527  1.0
  Co  Co4  1  0.011  0.005  0.027  1.0
  O  O5  1  0.280  0.205  0.276  1.0
  O  O6  1  0.252  0.229  0.735  1.0
  O  O7  1  0.790  0.205  0.277  1.0
  O  O8  1  0.784  0.201  0.770  1.0
  O  O9  1  0.239  0.809  0.285  1.0
  O  O10  1  0.233  0.804  0.778  1.0
  O  O11  1  0.770  0.781  0.319  1.0
  O  O12  1  0.743  0.805  0.778  1.0
[/CIF]
.
The material described by MgMn3CoO8 is beta indium sulfide-derived structured and crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(2), one O(3), one O(6), one O(7), and one O(8) atom to form MgO6 octahedra that share corners with six equivalent Mn(2)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-14°. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(2), one O(3), one O(4), one O(5), one O(6), and one O(7) atom to form MnO6 octahedra that share edges with two equivalent Mg(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Co(1)O6 octahedra. In the second Mn site, Mn(2) is bonded to one O(1), one O(2), one O(3), one O(6), one O(7), and one O(8) atom to form MnO6 octahedra that share corners with six equivalent Mg(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-14°. In the third Mn site, Mn(3) is bonded to one O(1), one O(2), one O(4), one O(5), one O(7), and one O(8) atom to form MnO6 octahedra that share edges with two equivalent Mg(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Co(1)O6 octahedra. Co(1) is bonded to one O(1), one O(3), one O(4), one O(5), one O(6), and one O(8) atom to form CoO6 octahedra that share edges with two equivalent Mg(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(2), one Mn(3), and one Co(1) atom. In the second O site, O(2) 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 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 Co(1) atom. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one Mn(1), one Mn(3), and one Co(1) atom. In the fifth O site, O(5) is bonded in a distorted T-shaped geometry to one Mn(1), one Mn(3), and one Co(1) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(1), one Mn(2), and one Co(1) atom. In the seventh O site, O(7) 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 eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(2), one Mn(3), and one Co(1) atom. is represented by the CIF file [CIF]
data_MgMn3CoO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.742
_cell_length_b   6.066
_cell_length_c   5.877
_cell_angle_alpha   120.739
_cell_angle_beta   119.203
_cell_angle_gamma   61.515
_symmetry_Int_Tables_number   1
_cell_volume   146.342
_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  0.011  0.504  0.527  1.0
  Mn  Mn1  1  0.011  0.005  0.527  1.0
  Mn  Mn2  1  0.511  0.006  0.027  1.0
  Mn  Mn3  1  0.511  0.005  0.527  1.0
  Co  Co4  1  0.011  0.005  0.027  1.0
  O  O5  1  0.280  0.205  0.276  1.0
  O  O6  1  0.252  0.229  0.735  1.0
  O  O7  1  0.790  0.205  0.277  1.0
  O  O8  1  0.784  0.201  0.770  1.0
  O  O9  1  0.239  0.809  0.285  1.0
  O  O10  1  0.233  0.804  0.778  1.0
  O  O11  1  0.770  0.781  0.319  1.0
  O  O12  1  0.743  0.805  0.778  1.0
[/CIF]
.