The crystal structure described by Ba2Mg2MnF10 crystallizes in the monoclinic C2/m space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 12-coordinate geometry to one F(5), two equivalent F(1), two equivalent F(4), three equivalent F(8), and four equivalent F(7) atoms. In the second Ba site, Ba(2) is bonded to one F(2), one F(8), two equivalent F(1), two equivalent F(4), two equivalent F(5), two equivalent F(6), and two equivalent F(7) atoms to form distorted BaF12 cuboctahedra that share corners with four equivalent Ba(2)F12 cuboctahedra, corners with two equivalent Mn(1)F6 octahedra,  an edgeedge with one Ba(2)F12 cuboctahedra, edges with two equivalent Mg(1)F6 octahedra, faces with two equivalent Mn(1)F6 octahedra, and faces with three equivalent Mg(2)F6 octahedra. The corner-sharing octahedral tilt angles are 49°. There are two inequivalent Mg sites. In the first Mg site, Mg(1) is bonded to two equivalent F(1), two equivalent F(2), and two equivalent F(3) atoms to form MgF6 octahedra that share corners with two equivalent Mg(2)F6 octahedra, corners with two equivalent Mn(1)F6 octahedra, edges with two equivalent Ba(2)F12 cuboctahedra, and edges with two equivalent Mg(1)F6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the second Mg site, Mg(2) is bonded to one F(5), one F(8), two equivalent F(1), and two equivalent F(4) atoms to form MgF6 octahedra that share  a cornercorner with one Mn(1)F6 octahedra, corners with two equivalent Mg(1)F6 octahedra, corners with two equivalent Mg(2)F6 octahedra, and faces with three equivalent Ba(2)F12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-50°. Mn(1) is bonded to one F(3), one F(5), two equivalent F(6), and two equivalent F(7) atoms to form distorted MnF6 octahedra that share corners with two equivalent Ba(2)F12 cuboctahedra,  a cornercorner with one Mg(2)F6 octahedra, corners with two equivalent Mg(1)F6 octahedra,  an edgeedge with one Mn(1)F6 octahedra, and faces with two equivalent Ba(2)F12 cuboctahedra. The corner-sharing octahedral tilt angles range from 7-50°. There are eight inequivalent F sites. In the first F site, F(6) is bonded in a 4-coordinate geometry to two equivalent Ba(2) and two equivalent Mn(1) atoms. In the second F site, F(7) is bonded in a 4-coordinate geometry to one Ba(2), two equivalent Ba(1), and one Mn(1) atom. In the third F site, F(8) is bonded in a distorted single-bond geometry to one Ba(2), three equivalent Ba(1), and one Mg(2) atom. In the fourth F site, F(1) is bonded in a 2-coordinate geometry to one Ba(1), one Ba(2), one Mg(1), and one Mg(2) atom. In the fifth F site, F(2) is bonded in a distorted L-shaped geometry to one Ba(2) and two equivalent Mg(1) atoms. In the sixth F site, F(3) is bonded in a distorted trigonal planar geometry to two equivalent Mg(1) and one Mn(1) atom. In the seventh F site, F(4) is bonded in a linear geometry to two equivalent Ba(1), two equivalent Ba(2), and two equivalent Mg(2) atoms. In the eighth F site, F(5) is bonded in a 5-coordinate geometry to one Ba(1), two equivalent Ba(2), one Mg(2), and one Mn(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Ba2Mg2MnF10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.879
_cell_length_b   9.879
_cell_length_c   8.193
_cell_angle_alpha   70.093
_cell_angle_beta   70.093
_cell_angle_gamma   35.430
_symmetry_Int_Tables_number   1
_cell_volume   432.904
_cell_formula_units_Z   2
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
  Ba  Ba0  1  0.716  0.716  0.694  1.0
  Ba  Ba1  1  0.284  0.284  0.306  1.0
  Ba  Ba2  1  0.617  0.617  0.275  1.0
  Ba  Ba3  1  0.383  0.383  0.725  1.0
  Mg  Mg4  1  0.745  0.255  0.000  1.0
  Mg  Mg5  1  0.255  0.745  0.000  1.0
  Mg  Mg6  1  0.823  0.823  0.014  1.0
  Mg  Mg7  1  0.177  0.177  0.986  1.0
  Mn  Mn8  1  0.925  0.925  0.446  1.0
  Mn  Mn9  1  0.075  0.075  0.554  1.0
  F  F10  1  0.637  0.143  0.024  1.0
  F  F11  1  0.363  0.857  0.976  1.0
  F  F12  1  0.857  0.363  0.976  1.0
  F  F13  1  0.143  0.637  0.024  1.0
  F  F14  1  0.484  0.484  0.173  1.0
  F  F15  1  0.516  0.516  0.827  1.0
  F  F16  1  0.979  0.979  0.172  1.0
  F  F17  1  0.021  0.021  0.828  1.0
  F  F18  1  0.500  0.000  0.000  1.0
  F  F19  1  0.000  0.500  0.000  1.0
  F  F20  1  0.863  0.863  0.751  1.0
  F  F21  1  0.137  0.137  0.249  1.0
  F  F22  1  0.762  0.238  0.500  1.0
  F  F23  1  0.238  0.762  0.500  1.0
  F  F24  1  0.597  0.093  0.483  1.0
  F  F25  1  0.403  0.907  0.517  1.0
  F  F26  1  0.907  0.403  0.517  1.0
  F  F27  1  0.093  0.597  0.483  1.0
  F  F28  1  0.766  0.766  0.265  1.0
  F  F29  1  0.234  0.234  0.735  1.0
[/CIF]
.
The crystal structure described by Ba2Mg2MnF10 crystallizes in the monoclinic C2/m space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 12-coordinate geometry to one F(5), two equivalent F(1), two equivalent F(4), three equivalent F(8), and four equivalent F(7) atoms. In the second Ba site, Ba(2) is bonded to one F(2), one F(8), two equivalent F(1), two equivalent F(4), two equivalent F(5), two equivalent F(6), and two equivalent F(7) atoms to form distorted BaF12 cuboctahedra that share corners with four equivalent Ba(2)F12 cuboctahedra, corners with two equivalent Mn(1)F6 octahedra,  an edgeedge with one Ba(2)F12 cuboctahedra, edges with two equivalent Mg(1)F6 octahedra, faces with two equivalent Mn(1)F6 octahedra, and faces with three equivalent Mg(2)F6 octahedra. The corner-sharing octahedral tilt angles are 49°. There are two inequivalent Mg sites. In the first Mg site, Mg(1) is bonded to two equivalent F(1), two equivalent F(2), and two equivalent F(3) atoms to form MgF6 octahedra that share corners with two equivalent Mg(2)F6 octahedra, corners with two equivalent Mn(1)F6 octahedra, edges with two equivalent Ba(2)F12 cuboctahedra, and edges with two equivalent Mg(1)F6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the second Mg site, Mg(2) is bonded to one F(5), one F(8), two equivalent F(1), and two equivalent F(4) atoms to form MgF6 octahedra that share  a cornercorner with one Mn(1)F6 octahedra, corners with two equivalent Mg(1)F6 octahedra, corners with two equivalent Mg(2)F6 octahedra, and faces with three equivalent Ba(2)F12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-50°. Mn(1) is bonded to one F(3), one F(5), two equivalent F(6), and two equivalent F(7) atoms to form distorted MnF6 octahedra that share corners with two equivalent Ba(2)F12 cuboctahedra,  a cornercorner with one Mg(2)F6 octahedra, corners with two equivalent Mg(1)F6 octahedra,  an edgeedge with one Mn(1)F6 octahedra, and faces with two equivalent Ba(2)F12 cuboctahedra. The corner-sharing octahedral tilt angles range from 7-50°. There are eight inequivalent F sites. In the first F site, F(6) is bonded in a 4-coordinate geometry to two equivalent Ba(2) and two equivalent Mn(1) atoms. In the second F site, F(7) is bonded in a 4-coordinate geometry to one Ba(2), two equivalent Ba(1), and one Mn(1) atom. In the third F site, F(8) is bonded in a distorted single-bond geometry to one Ba(2), three equivalent Ba(1), and one Mg(2) atom. In the fourth F site, F(1) is bonded in a 2-coordinate geometry to one Ba(1), one Ba(2), one Mg(1), and one Mg(2) atom. In the fifth F site, F(2) is bonded in a distorted L-shaped geometry to one Ba(2) and two equivalent Mg(1) atoms. In the sixth F site, F(3) is bonded in a distorted trigonal planar geometry to two equivalent Mg(1) and one Mn(1) atom. In the seventh F site, F(4) is bonded in a linear geometry to two equivalent Ba(1), two equivalent Ba(2), and two equivalent Mg(2) atoms. In the eighth F site, F(5) is bonded in a 5-coordinate geometry to one Ba(1), two equivalent Ba(2), one Mg(2), and one Mn(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Ba2Mg2MnF10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.879
_cell_length_b   9.879
_cell_length_c   8.193
_cell_angle_alpha   70.093
_cell_angle_beta   70.093
_cell_angle_gamma   35.430
_symmetry_Int_Tables_number   1
_cell_volume   432.904
_cell_formula_units_Z   2
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
  Ba  Ba0  1  0.716  0.716  0.694  1.0
  Ba  Ba1  1  0.284  0.284  0.306  1.0
  Ba  Ba2  1  0.617  0.617  0.275  1.0
  Ba  Ba3  1  0.383  0.383  0.725  1.0
  Mg  Mg4  1  0.745  0.255  0.000  1.0
  Mg  Mg5  1  0.255  0.745  0.000  1.0
  Mg  Mg6  1  0.823  0.823  0.014  1.0
  Mg  Mg7  1  0.177  0.177  0.986  1.0
  Mn  Mn8  1  0.925  0.925  0.446  1.0
  Mn  Mn9  1  0.075  0.075  0.554  1.0
  F  F10  1  0.637  0.143  0.024  1.0
  F  F11  1  0.363  0.857  0.976  1.0
  F  F12  1  0.857  0.363  0.976  1.0
  F  F13  1  0.143  0.637  0.024  1.0
  F  F14  1  0.484  0.484  0.173  1.0
  F  F15  1  0.516  0.516  0.827  1.0
  F  F16  1  0.979  0.979  0.172  1.0
  F  F17  1  0.021  0.021  0.828  1.0
  F  F18  1  0.500  0.000  0.000  1.0
  F  F19  1  0.000  0.500  0.000  1.0
  F  F20  1  0.863  0.863  0.751  1.0
  F  F21  1  0.137  0.137  0.249  1.0
  F  F22  1  0.762  0.238  0.500  1.0
  F  F23  1  0.238  0.762  0.500  1.0
  F  F24  1  0.597  0.093  0.483  1.0
  F  F25  1  0.403  0.907  0.517  1.0
  F  F26  1  0.907  0.403  0.517  1.0
  F  F27  1  0.093  0.597  0.483  1.0
  F  F28  1  0.766  0.766  0.265  1.0
  F  F29  1  0.234  0.234  0.735  1.0
[/CIF]
.