data_NaMn2Sb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.21
_cell_length_b   5.21
_cell_length_c   5.21
_cell_angle_alpha   133.42
_cell_angle_beta   131.8
_cell_angle_gamma   69.28
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaMn2Sb
_chemical_formula_sum   'Na1 Mn2 Sb1'
_cell_volume   75.19
_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
  Na  Na2  1  0.0  0.0  0.0  1.0
  Mn  Mn0  1  0.06  0.0  0.32  1.0
  Mn  Mn1  1  0.0  0.13  0.97  1.0
  Sb  Sb3  1  0.0  0.0  0.29  1.0

data_NaMn2Sb
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.12
_cell_length_b   4.26
_cell_length_c   5.21
_cell_angle_alpha   114.1
_cell_angle_beta   113.29
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaMn2Sb
_chemical_formula_sum   'Na1 Mn2 Sb1'
_cell_volume   75.19
_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
  Na  Na0  1  0.0  0.0  0.0  1.0
  Mn  Mn1  1  0.03  0.16  0.16  1.0
  Mn  Mn2  1  0.75  0.68  0.75  1.0
  Sb  Sb3  1  0.71  0.71  0.71  1.0

Na Mn Mn Sb
Na Mn Mn Sb 0 2 o o - 1 3 o o o 
NaMnMnSb crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one dtxsid20884288 molecule and one NaMn cluster. In the NaMn cluster, Na(1) is bonded in a distorted single-bond geometry to one Mn(2) atom. The Na(1)-Mn(2) bond length is 0.77 Å. Mn(2) is bonded in a single-bond geometry to one Na(1) atom.