# CIF file 

data_findsym-output
_audit_creation_method FINDSYM

_chemical_name_mineral 'beta Uranium'
_chemical_formula_sum 'U'
 
loop_
_publ_author_name
 'Charles W. Tucker, Jr.'
 'Peter Senio'
_journal_name_full
;
Acta Crystallographica
;
_journal_volume 6
_journal_year 1953
_journal_page_first 753
_journal_page_last 760
_publ_Section_title
;
 An improved determination of the crystal structure of $β$-uranium
;

# Found in  Donohue, pp. 134-147

_aflow_proto 'A_tP30_136_bf2ij' 
_aflow_params 'a,c/a,x2,x3,y3,x4,y4,x5,z5' 
_aflow_params_values '10.59,0.532011331445,0.1033,0.3667,0.0383,0.5608,0.2354,0.3183,0.27' 
_aflow_Strukturbericht 'A_b' 
_aflow_Pearson 'tP30' 

_symmetry_space_group_name_Hall "-P 4n 2n"
_symmetry_space_group_name_H-M "P 42/m n m"
_symmetry_Int_Tables_number 136

_cell_length_a    10.59000
_cell_length_b    10.59000
_cell_length_c    5.63400
_cell_angle_alpha 90.00000
_cell_angle_beta  90.00000
_cell_angle_gamma 90.00000
 
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 x,y,z
2 x+1/2,-y+1/2,-z+1/2
3 -x+1/2,y+1/2,-z+1/2
4 -x,-y,z
5 -y,-x,-z
6 -y+1/2,x+1/2,z+1/2
7 y+1/2,-x+1/2,z+1/2
8 y,x,-z
9 -x,-y,-z
10 -x+1/2,y+1/2,z+1/2
11 x+1/2,-y+1/2,z+1/2
12 x,y,-z
13 y,x,z
14 y+1/2,-x+1/2,-z+1/2
15 -y+1/2,x+1/2,-z+1/2
16 -y,-x,z
 
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
U1 U   2 b 0.00000 0.00000 0.50000 1.00000
U2 U   4 f 0.10330 0.10330 0.00000 1.00000
U3 U   8 i 0.36670 0.03830 0.00000 1.00000
U4 U   8 i 0.56080 0.23540 0.00000 1.00000
U5 U   8 j 0.31830 0.31830 0.27000 1.00000
