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#$Date: 2016-12-29 13:12:14 +0200 (Thu, 29 Dec 2016) $
#$Revision: 189495 $
#$URL: file:///home/coder/svn-repositories/cod/cif/7/22/13/7221345.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_7221345
loop_
_publ_author_name
'Frank, K. P.'
'Straehle, J.'
'Weidlein, J.'
_publ_section_title
;
 Darstellung, Schwingungsspektrum und Kristallstruktur des
 Decabromo-mue-nitrido-ditantalats(V) Ta2 N Br10(3-). Ein Komplex Mit
 Symmetrischer Ta=N=Ta-Bruecke
;
_journal_name_full
;
Zeitschrift fuer Naturforschung, Teil B. Anorganische Chemie, Organische 
Chemie (33,1978-41,1986)
;
_journal_page_first              300
_journal_page_last               306
_journal_volume                  35
_journal_year                    1980
_chemical_formula_sum            'Br10 H12 N4 Ta2'
_chemical_name_systematic        '(N H4)3 (N (Ta Br5)2)'
_space_group_IT_number           128
_symmetry_space_group_name_Hall  '-P 4 2n'
_symmetry_space_group_name_H-M   'P 4/m n c'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   7.269
_cell_length_b                   7.269
_cell_length_c                   19.19
_cell_volume                     1013.968
_citation_journal_id_ASTM        ZNBAD2
_cod_data_source_file            Frank_ZNBAD2_1980_920.cif
_cod_data_source_block           H12Br10N4Ta2
_cod_depositor_comments
;
 Marking attached hydrogen atoms.

 Antanas Vaitkus,
 2016-12-29
;
_cod_original_formula_sum        'H12 Br10 N4 Ta2'
_cod_database_code               7221345
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x,z
-x,-y,z
y,-x,z
x+1/2,-y+1/2,-z+1/2
y+1/2,x+1/2,-z+1/2
-x+1/2,y+1/2,-z+1/2
-y+1/2,-x+1/2,-z+1/2
-x,-y,-z
y,-x,-z
x,y,-z
-y,x,-z
-x-1/2,y-1/2,z-1/2
-y-1/2,-x-1/2,z-1/2
x-1/2,-y-1/2,z-1/2
y-1/2,x-1/2,z-1/2
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
_atom_site_attached_hydrogens
Ta1 Ta+5 0 0 0.0963 1 0.0 0
Br1 Br-1 0.1922 0.2865 0.1058 1 0.0 0
Br2 Br-1 0 0 0.239 1 0.0 0
N1 N-3 0 0 0.5 1 0.0 4
N2 N-3 0 0.5 0.25 1 0.0 4
N3 N-3 0 0 0 1 0.0 0