The compound described by Na4Mn2C4SO16 crystallizes in the orthorhombic Fddd space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a distorted hexagonal planar geometry to two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms. In the second Na site, Na(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form distorted NaO6 octahedra that share edges with two equivalent Mn(1)O6 octahedra and  an edgeedge with one S(1)O4 tetrahedra. Mn(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form MnO6 octahedra that share edges with two equivalent Na(2)O6 octahedra. C(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(3) atom. S(1) is bonded to four equivalent O(4) atoms to form SO4 tetrahedra that share edges with two equivalent Na(2)O6 octahedra. There are four inequivalent O sites. In the first O site, O(4) is bonded in a distorted T-shaped geometry to one Na(1), one Na(2), and one S(1) atom. In the second O site, O(1) is bonded in a 3-coordinate geometry to one Na(2), one Mn(1), and one C(1) atom. In the third O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Na(1), one Na(2), one Mn(1), and one C(1) atom. In the fourth O site, O(3) is bonded in a 3-coordinate geometry to one Na(1), one Mn(1), and one C(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Na4Mn2C4SO16
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.081
_cell_length_b   9.870
_cell_length_c   9.841
_cell_angle_alpha   61.517
_cell_angle_beta   59.385
_cell_angle_gamma   59.098
_symmetry_Int_Tables_number   1
_cell_volume   691.638
_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
  Na  Na0  1  0.546  0.546  0.954  1.0
  Na  Na1  1  0.960  0.540  0.540  1.0
  Na  Na2  1  0.710  0.290  0.290  1.0
  Na  Na3  1  0.296  0.296  0.704  1.0
  Na  Na4  1  0.954  0.954  0.546  1.0
  Na  Na5  1  0.540  0.960  0.960  1.0
  Na  Na6  1  0.290  0.710  0.710  1.0
  Na  Na7  1  0.704  0.704  0.296  1.0
  Mn  Mn8  1  0.125  0.125  0.125  1.0
  Mn  Mn9  1  0.125  0.625  0.125  1.0
  Mn  Mn10  1  0.625  0.125  0.125  1.0
  Mn  Mn11  1  0.125  0.125  0.625  1.0
  C  C12  1  0.920  0.269  0.913  1.0
  C  C13  1  0.269  0.920  0.898  1.0
  C  C14  1  0.337  0.352  0.330  1.0
  C  C15  1  0.898  0.913  0.269  1.0
  C  C16  1  0.352  0.337  0.981  1.0
  C  C17  1  0.913  0.898  0.920  1.0
  C  C18  1  0.981  0.330  0.352  1.0
  C  C19  1  0.330  0.981  0.337  1.0
  S  S20  1  0.500  0.500  0.500  1.0
  S  S21  1  0.750  0.750  0.750  1.0
  O  O22  1  0.948  0.274  0.766  1.0
  O  O23  1  0.281  0.776  0.920  1.0
  O  O24  1  0.776  0.281  0.023  1.0
  O  O25  1  0.310  0.488  0.211  1.0
  O  O26  1  0.762  0.940  0.259  1.0
  O  O27  1  0.274  0.948  0.013  1.0
  O  O28  1  0.484  0.237  0.302  1.0
  O  O29  1  0.013  0.766  0.274  1.0
  O  O30  1  0.227  0.330  0.474  1.0
  O  O31  1  0.920  0.023  0.281  1.0
  O  O32  1  0.566  0.556  0.315  1.0
  O  O33  1  0.694  0.684  0.688  1.0
  O  O34  1  0.259  0.039  0.762  1.0
  O  O35  1  0.211  0.991  0.310  1.0
  O  O36  1  0.562  0.315  0.556  1.0
  O  O37  1  0.315  0.562  0.566  1.0
  O  O38  1  0.935  0.688  0.684  1.0
  O  O39  1  0.688  0.935  0.694  1.0
  O  O40  1  0.039  0.259  0.940  1.0
  O  O41  1  0.991  0.211  0.488  1.0
  O  O42  1  0.556  0.566  0.562  1.0
  O  O43  1  0.684  0.694  0.935  1.0
  O  O44  1  0.330  0.227  0.969  1.0
  O  O45  1  0.023  0.920  0.776  1.0
  O  O46  1  0.237  0.484  0.976  1.0
  O  O47  1  0.766  0.013  0.948  1.0
  O  O48  1  0.976  0.302  0.237  1.0
  O  O49  1  0.488  0.310  0.991  1.0
  O  O50  1  0.940  0.762  0.039  1.0
  O  O51  1  0.474  0.969  0.227  1.0
  O  O52  1  0.969  0.474  0.330  1.0
  O  O53  1  0.302  0.976  0.484  1.0
[/CIF]
.
The compound described by Na4Mn2C4SO16 crystallizes in the orthorhombic Fddd space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a distorted hexagonal planar geometry to two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms. In the second Na site, Na(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form distorted NaO6 octahedra that share edges with two equivalent Mn(1)O6 octahedra and  an edgeedge with one S(1)O4 tetrahedra. Mn(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form MnO6 octahedra that share edges with two equivalent Na(2)O6 octahedra. C(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(3) atom. S(1) is bonded to four equivalent O(4) atoms to form SO4 tetrahedra that share edges with two equivalent Na(2)O6 octahedra. There are four inequivalent O sites. In the first O site, O(4) is bonded in a distorted T-shaped geometry to one Na(1), one Na(2), and one S(1) atom. In the second O site, O(1) is bonded in a 3-coordinate geometry to one Na(2), one Mn(1), and one C(1) atom. In the third O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Na(1), one Na(2), one Mn(1), and one C(1) atom. In the fourth O site, O(3) is bonded in a 3-coordinate geometry to one Na(1), one Mn(1), and one C(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Na4Mn2C4SO16
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.081
_cell_length_b   9.870
_cell_length_c   9.841
_cell_angle_alpha   61.517
_cell_angle_beta   59.385
_cell_angle_gamma   59.098
_symmetry_Int_Tables_number   1
_cell_volume   691.638
_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
  Na  Na0  1  0.546  0.546  0.954  1.0
  Na  Na1  1  0.960  0.540  0.540  1.0
  Na  Na2  1  0.710  0.290  0.290  1.0
  Na  Na3  1  0.296  0.296  0.704  1.0
  Na  Na4  1  0.954  0.954  0.546  1.0
  Na  Na5  1  0.540  0.960  0.960  1.0
  Na  Na6  1  0.290  0.710  0.710  1.0
  Na  Na7  1  0.704  0.704  0.296  1.0
  Mn  Mn8  1  0.125  0.125  0.125  1.0
  Mn  Mn9  1  0.125  0.625  0.125  1.0
  Mn  Mn10  1  0.625  0.125  0.125  1.0
  Mn  Mn11  1  0.125  0.125  0.625  1.0
  C  C12  1  0.920  0.269  0.913  1.0
  C  C13  1  0.269  0.920  0.898  1.0
  C  C14  1  0.337  0.352  0.330  1.0
  C  C15  1  0.898  0.913  0.269  1.0
  C  C16  1  0.352  0.337  0.981  1.0
  C  C17  1  0.913  0.898  0.920  1.0
  C  C18  1  0.981  0.330  0.352  1.0
  C  C19  1  0.330  0.981  0.337  1.0
  S  S20  1  0.500  0.500  0.500  1.0
  S  S21  1  0.750  0.750  0.750  1.0
  O  O22  1  0.948  0.274  0.766  1.0
  O  O23  1  0.281  0.776  0.920  1.0
  O  O24  1  0.776  0.281  0.023  1.0
  O  O25  1  0.310  0.488  0.211  1.0
  O  O26  1  0.762  0.940  0.259  1.0
  O  O27  1  0.274  0.948  0.013  1.0
  O  O28  1  0.484  0.237  0.302  1.0
  O  O29  1  0.013  0.766  0.274  1.0
  O  O30  1  0.227  0.330  0.474  1.0
  O  O31  1  0.920  0.023  0.281  1.0
  O  O32  1  0.566  0.556  0.315  1.0
  O  O33  1  0.694  0.684  0.688  1.0
  O  O34  1  0.259  0.039  0.762  1.0
  O  O35  1  0.211  0.991  0.310  1.0
  O  O36  1  0.562  0.315  0.556  1.0
  O  O37  1  0.315  0.562  0.566  1.0
  O  O38  1  0.935  0.688  0.684  1.0
  O  O39  1  0.688  0.935  0.694  1.0
  O  O40  1  0.039  0.259  0.940  1.0
  O  O41  1  0.991  0.211  0.488  1.0
  O  O42  1  0.556  0.566  0.562  1.0
  O  O43  1  0.684  0.694  0.935  1.0
  O  O44  1  0.330  0.227  0.969  1.0
  O  O45  1  0.023  0.920  0.776  1.0
  O  O46  1  0.237  0.484  0.976  1.0
  O  O47  1  0.766  0.013  0.948  1.0
  O  O48  1  0.976  0.302  0.237  1.0
  O  O49  1  0.488  0.310  0.991  1.0
  O  O50  1  0.940  0.762  0.039  1.0
  O  O51  1  0.474  0.969  0.227  1.0
  O  O52  1  0.969  0.474  0.330  1.0
  O  O53  1  0.302  0.976  0.484  1.0
[/CIF]
.