#------------------------------------------------------------------------------
#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/92/1539262.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_1539262
loop_
_publ_author_name
'Schoenberg, N.'
_publ_section_title
;
 The tungsten carbide and nickel arsenide structures
;
_journal_name_full               'Acta Metallurgica'
_journal_page_first              427
_journal_page_last               432
_journal_volume                  2
_journal_year                    1954
_chemical_formula_sum            'N Nb'
_chemical_name_systematic        'Nb N'
_space_group_IT_number           187
_symmetry_space_group_name_Hall  'P -6 2'
_symmetry_space_group_name_H-M   'P -6 m 2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            1
_cell_length_a                   2.94
_cell_length_b                   2.94
_cell_length_c                   2.79
_cell_volume                     20.885
_citation_journal_id_ASTM        AMETAR
_cod_data_source_file            Schoenberg_AMETAR_1954_746.cif
_cod_data_source_block           N1Nb1
_cod_original_cell_volume        20.88476
_cod_original_formula_sum        'N1 Nb1'
_cod_database_code               1539262
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x+y,-x,-z
-y,x-y,z
x,y,-z
-x+y,-x,z
-y,x-y,-z
-y,-x,-z
-x+y,y,z
x,x-y,-z
-y,-x,z
-x+y,y,-z
x,x-y,z
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Nb1 Nb 0.3333 0.6667 0.5 1 0.0
N1 N 0 0 0 1 0.0
