data_NaSc2Si
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.12
_cell_length_b   3.68
_cell_length_c   7.82
_cell_angle_alpha   90.0
_cell_angle_beta   91.95
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaSc2Si
_chemical_formula_sum   'Na1 Sc2 Si1'
_cell_volume   89.75
_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
  Sc  Sc1  1  0.51  0.84  0.44  1.0
  Sc  Sc2  1  0.35  0.84  0.37  1.0
  Si  Si3  1  0.87  0.0  0.91  1.0

data_NaSc2Si
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.12
_cell_length_b   3.68
_cell_length_c   7.82
_cell_angle_alpha   90.0
_cell_angle_beta   91.95
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaSc2Si
_chemical_formula_sum   'Na1 Sc2 Si1'
_cell_volume   89.75
_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
  Sc  Sc1  1  0.35  0.84  0.37  1.0
  Sc  Sc2  1  0.51  0.84  0.44  1.0
  Si  Si3  1  0.87  0.0  0.91  1.0

Na Sc Sc Si
Na Sc Sc Si 0 3 - o - 1 2 o o o 
NaSi(Sc)2 is High Pressure Cadmuum Telluride structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one scandium molecule and one sodium silanide molecule.