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#$Date: 2016-02-13 20:28:24 +0100 (Sat 13 de Feb de 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/94/1539471.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_1539471
loop_
_publ_author_name
'Zhong, W.X.'
'Lloret, B.'
'Etourneau, J.'
'Chevalier, B.'
'Ng, W.L.'
'Hagenmuller, P.'
_publ_section_title
;
 Crystallochemical aspects and the existance of MTSi3-type ternary
 silicides of the structure type barium-nickel-tin (Ba Ni Sn3) (M=
 thorium, yttrium, lanthanide and T= ruthenium, osmium, cobalt, rhodium,
 iridium)
;
_journal_name_full               'Revue de Chimie Minerale'
_journal_page_first              711
_journal_page_last               721
_journal_volume                  22
_journal_year                    1985
_chemical_formula_sum            'Ir2 Si2 Sm'
_chemical_name_systematic        'Ir2 Sm 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                   4.063
_cell_length_b                   4.063
_cell_length_c                   10.016
_cell_volume                     165.344
_citation_journal_id_ASTM        RVCMA8
_cod_data_source_file            Zhong_RVCMA8_1985_347.cif
_cod_data_source_block           Ir2Si2Sm1
_cod_original_cell_volume        165.3438
_cod_original_formula_sum        'Ir2 Si2 Sm1'
_cod_database_code               1539471
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
Ir1 Ir 0 0.5 0.25 1 0.0
Si1 Si 0 0 0.375 1 0.0
Sm1 Sm 0 0 0 1 0.0
