The material structure described by Sr4MgMn2Ga2O11 crystallizes in the triclinic P-1 space group. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 9-coordinate geometry to one Mg(1), one O(3), one O(5), one O(6), one O(7), two equivalent O(1), and two equivalent O(2) atoms. In the second Sr site, Sr(2) is bonded in a 11-coordinate geometry to one O(5), one O(6), one O(7), two equivalent O(1), two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms. Mg(1) is bonded in a square co-planar geometry to two equivalent Sr(1), two equivalent O(3), and two equivalent O(4) atoms. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form MnO6 octahedra that share corners with four equivalent Mn(2)O6 octahedra and corners with two equivalent Ga(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 1-28°. In the second Mn site, Mn(2) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms to form MnO6 octahedra that share corners with four equivalent Mn(1)O6 octahedra and corners with two equivalent Ga(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 1-28°. Ga(1) is bonded to one O(1), one O(2), one O(5), one O(6), and one O(7) atom to form GaO5 trigonal bipyramids that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, and corners with three equivalent Ga(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles are 25°. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to two equivalent Sr(1), two equivalent Sr(2), one Mn(1), and one Ga(1) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to two equivalent Sr(1), two equivalent Sr(2), one Mn(2), and one Ga(1) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Sr(1), two equivalent Sr(2), one Mg(1), one Mn(1), and one Mn(2) atom. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to two equivalent Sr(2), one Mg(1), one Mn(1), and one Mn(2) atom. In the fifth O site, O(5) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Ga(1) atoms to form distorted face-sharing OSr4Ga2 octahedra. In the sixth O site, O(6) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Ga(1) atoms to form a mixture of distorted corner, edge, and face-sharing OSr4Ga2 octahedra. The corner-sharing octahedral tilt angles are 4°. In the seventh O site, O(7) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Ga(1) atoms to form a mixture of distorted corner, edge, and face-sharing OSr4Ga2 octahedra. The corner-sharing octahedral tilt angles are 4°. is represented by the CIF card [CIF]
data_Sr4MgMn2Ga2O11
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.614
_cell_length_b   5.626
_cell_length_c   9.161
_cell_angle_alpha   72.563
_cell_angle_beta   73.440
_cell_angle_gamma   88.617
_symmetry_Int_Tables_number   1
_cell_volume   264.029
_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
  Sr  Sr0  1  0.077  0.582  0.822  1.0
  Sr  Sr1  1  0.630  0.132  0.741  1.0
  Sr  Sr2  1  0.423  0.918  0.178  1.0
  Sr  Sr3  1  0.870  0.368  0.259  1.0
  Mg  Mg4  1  0.250  0.750  0.500  1.0
  Mn  Mn5  1  0.250  0.250  0.500  1.0
  Mn  Mn6  1  0.750  0.750  0.500  1.0
  Ga  Ga7  1  0.508  0.491  1.000  1.0
  Ga  Ga8  1  0.992  0.009  0.000  1.0
  O  O9  1  0.161  0.053  0.775  1.0
  O  O10  1  0.555  0.663  0.772  1.0
  O  O11  1  0.339  0.447  0.225  1.0
  O  O12  1  0.945  0.837  0.228  1.0
  O  O13  1  0.517  0.005  0.444  1.0
  O  O14  1  0.983  0.495  0.556  1.0
  O  O15  1  0.003  0.008  0.499  1.0
  O  O16  1  0.497  0.492  0.501  1.0
  O  O17  1  0.750  0.250  0.000  1.0
  O  O18  1  0.750  0.750  0.000  1.0
  O  O19  1  0.250  0.250  0.000  1.0
[/CIF]
.
The material structure described by Sr4MgMn2Ga2O11 crystallizes in the triclinic P-1 space group. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 9-coordinate geometry to one Mg(1), one O(3), one O(5), one O(6), one O(7), two equivalent O(1), and two equivalent O(2) atoms. In the second Sr site, Sr(2) is bonded in a 11-coordinate geometry to one O(5), one O(6), one O(7), two equivalent O(1), two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms. Mg(1) is bonded in a square co-planar geometry to two equivalent Sr(1), two equivalent O(3), and two equivalent O(4) atoms. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form MnO6 octahedra that share corners with four equivalent Mn(2)O6 octahedra and corners with two equivalent Ga(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 1-28°. In the second Mn site, Mn(2) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms to form MnO6 octahedra that share corners with four equivalent Mn(1)O6 octahedra and corners with two equivalent Ga(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 1-28°. Ga(1) is bonded to one O(1), one O(2), one O(5), one O(6), and one O(7) atom to form GaO5 trigonal bipyramids that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, and corners with three equivalent Ga(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles are 25°. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to two equivalent Sr(1), two equivalent Sr(2), one Mn(1), and one Ga(1) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to two equivalent Sr(1), two equivalent Sr(2), one Mn(2), and one Ga(1) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Sr(1), two equivalent Sr(2), one Mg(1), one Mn(1), and one Mn(2) atom. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to two equivalent Sr(2), one Mg(1), one Mn(1), and one Mn(2) atom. In the fifth O site, O(5) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Ga(1) atoms to form distorted face-sharing OSr4Ga2 octahedra. In the sixth O site, O(6) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Ga(1) atoms to form a mixture of distorted corner, edge, and face-sharing OSr4Ga2 octahedra. The corner-sharing octahedral tilt angles are 4°. In the seventh O site, O(7) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Ga(1) atoms to form a mixture of distorted corner, edge, and face-sharing OSr4Ga2 octahedra. The corner-sharing octahedral tilt angles are 4°. is represented by the CIF card [CIF]
data_Sr4MgMn2Ga2O11
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.614
_cell_length_b   5.626
_cell_length_c   9.161
_cell_angle_alpha   72.563
_cell_angle_beta   73.440
_cell_angle_gamma   88.617
_symmetry_Int_Tables_number   1
_cell_volume   264.029
_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
  Sr  Sr0  1  0.077  0.582  0.822  1.0
  Sr  Sr1  1  0.630  0.132  0.741  1.0
  Sr  Sr2  1  0.423  0.918  0.178  1.0
  Sr  Sr3  1  0.870  0.368  0.259  1.0
  Mg  Mg4  1  0.250  0.750  0.500  1.0
  Mn  Mn5  1  0.250  0.250  0.500  1.0
  Mn  Mn6  1  0.750  0.750  0.500  1.0
  Ga  Ga7  1  0.508  0.491  1.000  1.0
  Ga  Ga8  1  0.992  0.009  0.000  1.0
  O  O9  1  0.161  0.053  0.775  1.0
  O  O10  1  0.555  0.663  0.772  1.0
  O  O11  1  0.339  0.447  0.225  1.0
  O  O12  1  0.945  0.837  0.228  1.0
  O  O13  1  0.517  0.005  0.444  1.0
  O  O14  1  0.983  0.495  0.556  1.0
  O  O15  1  0.003  0.008  0.499  1.0
  O  O16  1  0.497  0.492  0.501  1.0
  O  O17  1  0.750  0.250  0.000  1.0
  O  O18  1  0.750  0.750  0.000  1.0
  O  O19  1  0.250  0.250  0.000  1.0
[/CIF]
.