The material structure described by (TaSe2)2OsSe2 is Cyanogen Chloride-like structured and crystallizes in the trigonal R32 space group. The structure is zero-dimensional and consists of six osmium diselenide molecules and twelve tantalum selenide molecules. is represented by the Crystallographic Information File (CIF) [CIF]
data_Ta2OsSe6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   40.625
_cell_length_b   23.455
_cell_length_c   18.443
_cell_angle_alpha   50.515
_cell_angle_beta   42.757
_cell_angle_gamma   30.000
_symmetry_Int_Tables_number   1
_cell_volume   5965.135
_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
  Ta  Ta0  1  0.250  0.667  0.250  1.0
  Ta  Ta1  1  0.583  0.667  0.250  1.0
  Ta  Ta2  1  0.750  0.333  0.750  1.0
  Ta  Ta3  1  0.917  0.667  0.250  1.0
  Os  Os4  1  0.083  0.333  0.750  1.0
  Os  Os5  1  0.417  0.333  0.750  1.0
  Se  Se6  1  0.023  0.333  0.930  1.0
  Se  Se7  1  0.143  0.333  0.570  1.0
  Se  Se8  1  0.312  0.667  0.063  1.0
  Se  Se9  1  0.188  0.667  0.437  1.0
  Se  Se10  1  0.357  0.333  0.930  1.0
  Se  Se11  1  0.477  0.333  0.570  1.0
  Se  Se12  1  0.521  0.667  0.437  1.0
  Se  Se13  1  0.646  0.667  0.063  1.0
  Se  Se14  1  0.688  0.333  0.937  1.0
  Se  Se15  1  0.812  0.333  0.563  1.0
  Se  Se16  1  0.979  0.667  0.063  1.0
  Se  Se17  1  0.854  0.667  0.437  1.0
[/CIF]
.
The material structure described by (TaSe2)2OsSe2 is Cyanogen Chloride-like structured and crystallizes in the trigonal R32 space group. The structure is zero-dimensional and consists of six osmium diselenide molecules and twelve tantalum selenide molecules. is represented by the Crystallographic Information File (CIF) [CIF]
data_Ta2OsSe6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   40.625
_cell_length_b   23.455
_cell_length_c   18.443
_cell_angle_alpha   50.515
_cell_angle_beta   42.757
_cell_angle_gamma   30.000
_symmetry_Int_Tables_number   1
_cell_volume   5965.135
_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
  Ta  Ta0  1  0.250  0.667  0.250  1.0
  Ta  Ta1  1  0.583  0.667  0.250  1.0
  Ta  Ta2  1  0.750  0.333  0.750  1.0
  Ta  Ta3  1  0.917  0.667  0.250  1.0
  Os  Os4  1  0.083  0.333  0.750  1.0
  Os  Os5  1  0.417  0.333  0.750  1.0
  Se  Se6  1  0.023  0.333  0.930  1.0
  Se  Se7  1  0.143  0.333  0.570  1.0
  Se  Se8  1  0.312  0.667  0.063  1.0
  Se  Se9  1  0.188  0.667  0.437  1.0
  Se  Se10  1  0.357  0.333  0.930  1.0
  Se  Se11  1  0.477  0.333  0.570  1.0
  Se  Se12  1  0.521  0.667  0.437  1.0
  Se  Se13  1  0.646  0.667  0.063  1.0
  Se  Se14  1  0.688  0.333  0.937  1.0
  Se  Se15  1  0.812  0.333  0.563  1.0
  Se  Se16  1  0.979  0.667  0.063  1.0
  Se  Se17  1  0.854  0.667  0.437  1.0
[/CIF]
.