data_VSi2Os
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.9
_cell_length_b   4.9
_cell_length_c   4.9
_cell_angle_alpha   146.52
_cell_angle_beta   121.43
_cell_angle_gamma   69.18
_symmetry_Int_Tables_number   1
_chemical_formula_structural   VSi2Os
_chemical_formula_sum   'V1 Si2 Os1'
_cell_volume   54.75
_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
  V  V3  1  0.0  0.0  0.0  1.0
  Si  Si1  1  0.41  0.0  0.04  1.0
  Si  Si2  1  0.0  0.4  0.99  1.0
  Os  Os0  1  0.0  0.0  0.04  1.0

data_VSi2Os
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.83
_cell_length_b   4.8
_cell_length_c   4.9
_cell_angle_alpha   119.29
_cell_angle_beta   106.74
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   VSi2Os
_chemical_formula_sum   'V1 Si2 Os1'
_cell_volume   54.75
_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
  V  V0  1  0.0  0.0  0.0  1.0
  Si  Si1  1  0.0  0.04  0.63  1.0
  Si  Si2  1  0.6  0.59  0.59  1.0
  Os  Os3  1  0.0  0.04  0.04  1.0

V Si Si Os
V Si Si Os 0 3 o o o 0 1 o o o 0 2 o o - 1 3 o o o 1 2 o o - 2 3 o o + 