#------------------------------------------------------------------------------
#$Date: 2018-09-27 06:13:35 +0200 (jue 27 de sep de 2018) $
#$Revision: 211196 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/09/1530918.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_1530918
loop_
_publ_author_name
'Tutov, A.G.'
'Markin, V.N.'
_publ_section_title
;
 The X-ray structural analysis of the antiferromagnetic Bi2 Fe4 O9 and the
 isotypical combinations Bi2 Ga4 O9 and Bi2 Al4 O9
;
_journal_name_full
'Izvestiya Akademii Nauk SSSR, Neorganicheskie Materialy'
_journal_page_first              2014
_journal_page_last               2017
_journal_volume                  6
_journal_year                    1970
_chemical_formula_sum            'Bi2 Fe4 O9'
_space_group_IT_number           55
_symmetry_space_group_name_Hall  '-P 2 2ab'
_symmetry_space_group_name_H-M   'P b a m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   7.94
_cell_length_b                   8.44
_cell_length_c                   6.01
_cell_volume                     402.752
_citation_journal_id_ASTM        IVNMAW
_cod_data_source_file            Tutov_IVNMAW_1970_493.cif
_cod_data_source_block           Bi2Fe4O9
_cod_original_cell_volume        402.7517
_cod_database_code               1530918
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-y,z
x+1/2,-y+1/2,-z
-x+1/2,y+1/2,-z
-x,-y,-z
x,y,-z
-x-1/2,y-1/2,z
x-1/2,-y-1/2,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
O3 O-2 0.133 0.427 0.5 1 0.0
O2 O-2 0.385 0.207 0.242 1 0.0
O4 O-2 0 0 0.5 1 0.0
Fe1 Fe+3 0.349 0.333 0.5 1 0.0
O1 O-2 0.14 0.435 0 1 0.0
Bi1 Bi+3 0.176 0.175 0 1 0.0
Fe2 Fe+3 0 0.5 0.244 1 0.0
