#------------------------------------------------------------------------------
#$Date: 2013-05-02 18:34:55 +0300 (Thu, 02 May 2013) $
#$Revision: 84119 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/51/08/1510837.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_1510837
loop_
_publ_author_name
'Post, B.'
'Glaser, F.W.'
'Moskowitz, D.'
_publ_section_title
;
 Transition metal diborides
;
_journal_name_full               'Acta Metallurgica'
_journal_page_first              20
_journal_page_last               25
_journal_volume                  2
_journal_year                    1954
_chemical_formula_sum            'B2 Ta0.5 Zr0.5'
_chemical_name_systematic        '(Ta0.5 Zr0.5) B2'
_space_group_IT_number           191
_symmetry_space_group_name_Hall  '-P 6 2'
_symmetry_space_group_name_H-M   'P 6/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            1
_cell_length_a                   3.12
_cell_length_b                   3.12
_cell_length_c                   3.4
_cell_volume                     28.663
_citation_journal_id_ASTM        AMETAR
_[local]_cod_data_source_file    boron_346.cif
_[local]_cod_data_source_block   B2Ta0.5Zr0.5
_cod_original_cell_volume        28.66281
_cod_database_code               1510837
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
-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
Zr1 Zr 0 0 0 0.5 0.0
Ta1 Ta 0 0 0 0.5 0.0
B1 B 0.3333 0.6667 0.5 1 0.0