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#$Date: 2013-04-30 00:08:24 +0300 (Tue, 30 Apr 2013) $
#$Revision: 82812 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/31/00/2310072.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2310072
loop_
_publ_author_name
'Felner, I.'
'Cohen, J.'
'Mayer, I.'
_publ_section_title
;
 X-ray and Moessbauer effect data of Eu M2 Si2
;
_journal_name_full               'Acta Crystallographica A (24,1968-38,1982)'
_journal_page_first              S102
_journal_page_last               S102
_journal_volume                  28
_journal_year                    1972
_chemical_formula_sum            'Ag2 Eu Si2'
_chemical_name_systematic        'Ag2 Eu Si2'
_space_group_IT_number           139
_symmetry_space_group_name_Hall  '-I 4 2'
_symmetry_space_group_name_H-M   'I 4/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   4.17
_cell_length_b                   4.17
_cell_length_c                   11.14
_cell_volume                     193.712
_citation_journal_id_ASTM        ACACBN
_[local]_cod_data_source_file    silver2-3_62.cif
_[local]_cod_data_source_block   Ag2Eu1Si2
_[local]_cod_chemical_formula_sum_orig 'Ag2 Eu1 Si2'
_cod_original_cell_volume        193.7124
_cod_database_code               2310072
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x,z
-x,-y,z
y,-x,z
x,-y,-z
y,x,-z
-x,y,-z
-y,-x,-z
-x,-y,-z
y,-x,-z
x,y,-z
-y,x,-z
-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+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+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+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
Ag1 Ag 0 0.5 0.25 1 0.0
Eu1 Eu 0 0 0 1 0.0
Si1 Si 0 0 0.378 1 0.0