# CIF file 

data_findsym-output
_audit_creation_method FINDSYM

_chemical_name_mineral 'Tungsten Carbide'
_chemical_formula_sum 'W C'
 
loop_
_publ_author_name
 'J. Leciejewicz'
_journal_name_full
;
Acta Crystallographica
;
_journal_volume 14
_journal_year 1961
_journal_page_first 200
_journal_page_last 200
_publ_Section_title
;
 A note on the structure of tungsten carbide
;

# Found in  Pearson's Alloys, pp. 479

_aflow_proto 'AB_hP2_187_d_a' 
_aflow_params 'a,c/a' 
_aflow_params_values '2.9065,0.975950455875' 
_aflow_Strukturbericht 'B_h' 
_aflow_Pearson 'hP2' 

_symmetry_space_group_name_Hall "P -6 2"
_symmetry_space_group_name_H-M "P -6 m 2"
_symmetry_Int_Tables_number 187

_cell_length_a    2.90650
_cell_length_b    2.90650
_cell_length_c    2.83660
_cell_angle_alpha 90.00000
_cell_angle_beta  90.00000
_cell_angle_gamma 120.00000
 
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 x,y,z
2 -y,x-y,z
3 -x+y,-x,z
4 x,x-y,-z
5 -x+y,y,-z
6 -y,-x,-z
7 -x+y,-x,-z
8 x,y,-z
9 -y,x-y,-z
10 -x+y,y,z
11 -y,-x,z
12 x,x-y,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
W1 W   1 a 0.00000 0.00000 0.00000 1.00000
C1 C   1 d 0.33333 0.66667 0.50000 1.00000
