#------------------------------------------------------------------------------
#$Date: 2008-03-10 10:25:41 +0200 (Mon, 10 Mar 2008) $
#$Revision: 255 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9009219.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_9009219
loop_
_publ_author_name
'Weill A R'
_publ_section_title
;
 Structure of the eta phase of the iron-silicon system
;
_journal_name_full               Nature
_journal_page_first              413
_journal_page_last               413
_journal_volume                  152
_journal_year                    1943
_chemical_formula_sum            'Fe5 Si3'
_chemical_name_mineral           Xifengite
_symmetry_space_group_name_H-M   'P 63/m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   6.7416
_cell_length_b                   6.7416
_cell_length_c                   4.7079
_cell_volume                     185.304
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-x+y,z
x,x-y,-z
-x+y,-x,1/2-z
x-y,x,1/2+z
-y,-x,1/2+z
y,x,1/2-z
y,-x+y,-z
-y,x-y,z
x-y,-y,z
-x+y,y,-z
x,y,1/2-z
-x,-y,1/2+z
x,x-y,1/2+z
-x,-x+y,1/2-z
x-y,x,-z
-x+y,-x,z
y,x,z
-y,-x,-z
-y,x-y,1/2-z
y,-x+y,1/2+z
-x+y,y,1/2+z
x-y,-y,1/2-z
-x,-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Fe1 0.33333 0.66667 0.00000
Fe2 0.23000 0.00000 0.25000
Si 0.60000 0.00000 0.25000