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#$Date: 2015-10-14 11:05:30 +0200 (Wed 14 de Oct de 2015) $
#$Revision: 168152 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/92/1539299.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_1539299
loop_
_publ_author_name
'Tarakina, N.V.'
'Tyutyunnik, A.P.'
'Zubkov, V.G.'
'D'yachkova, T.V.'
'Zainulin, Yu.G.'
'Sayagues, M.'
'Swensson, G.'
_publ_section_title
;
 New phases in the Mn O - Nb (Ta)2 O5 system prepared by high-pressure
 high-temperature technique
;
_journal_name_full
'Zhurnal Strukturnoi Khimii (Issue-No. from 1981)'
_journal_page_first              286
_journal_page_last               289
_journal_volume                  44
_journal_year                    2003
_chemical_formula_sum            'Mn4 Nb2 O9'
_chemical_name_systematic        'Mn4 (Nb2 O9)'
_space_group_IT_number           161
_symmetry_space_group_name_Hall  'R 3 -2"c'
_symmetry_space_group_name_H-M   'R 3 c :H'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   5.34139
_cell_length_b                   5.34139
_cell_length_c                   14.15807
_cell_volume                     349.819
_citation_journal_id_ASTM        ZSTKAI
_cod_data_source_file            Tarakina_ZSTKAI_2003_454.cif
_cod_data_source_block           Mn4Nb2O9
_cod_original_cell_volume        349.8189
_cod_database_code               1539299
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x-y,z
-x+y,-x,z
-y,-x,z+1/2
x,x-y,z+1/2
-x+y,y,z+1/2
x+2/3,y+1/3,z+1/3
-y+2/3,x-y+1/3,z+1/3
-x+y+2/3,-x+1/3,z+1/3
-y+2/3,-x+1/3,z+5/6
x+2/3,x-y+1/3,z+5/6
-x+y+2/3,y+1/3,z+5/6
x+1/3,y+2/3,z+2/3
-y+1/3,x-y+2/3,z+2/3
-x+y+1/3,-x+2/3,z+2/3
-y+1/3,-x+2/3,z+7/6
x+1/3,x-y+2/3,z+7/6
-x+y+1/3,y+2/3,z+7/6
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
Mn1 Mn+2 0 0 0.28225 1 0.0
Nb1 Nb+5 0 0 0 0.65 0.0
Mn2 Mn+2 0 0 0 0.35 0.0
O1 O-2 0.0533 0.3479 0.0666 1 0.0
