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#$Date: 2010-06-10 18:11:07 +0300 (Thu, 10 Jun 2010) $
#$Revision: 1210 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9006868.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided the American Mineralogist Crystal Structure Database,
# http://rruff.geo.arizona.edu/AMS/amcsd.php
#
# 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_9006868
loop_
_publ_author_name
'Mitchell, R. H.'
'Chakhmouradian, A. R.'
'Woodward, P. M.'
_publ_section_title
;
 Crystal chemistry of perovskite-type compounds in the
 tausonite-loparite series, (Sr1-2xNaxLax)TiO3
 Sample: x = 0.20
;
_journal_name_full               'Physics and Chemistry of Minerals'
_journal_page_first              583
_journal_page_last               589
_journal_volume                  27
_journal_year                    2000
_chemical_formula_sum            'La0.2 Na0.2 O3 Sr0.6 Ti'
_chemical_name_mineral           Tausonite
_space_group_IT_number           140
_symmetry_space_group_name_Hall  '-I 4 2c'
_symmetry_space_group_name_H-M   'I 4/m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   5.5073
_cell_length_b                   5.5073
_cell_length_c                   7.8018
_cell_volume                     236.631
_exptl_crystal_density_diffrn    5.076
_[local]_cod_chemical_formula_sum_orig '(Sr.6 Na.2 La.2) Ti O3'
_cod_database_code               9006868
_amcsd_database_code             AMCSD#0008389
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
1/2+x,1/2+y,1/2+z
-y,-x,1/2+z
1/2-y,1/2-x,+z
y,x,1/2-z
1/2+y,1/2+x,-z
y,-x,-z
1/2+y,1/2-x,1/2-z
-y,x,z
1/2-y,1/2+x,1/2+z
x,-y,1/2+z
1/2+x,1/2-y,+z
-x,y,1/2-z
1/2-x,1/2+y,-z
x,y,-z
1/2+x,1/2+y,1/2-z
-x,-y,z
1/2-x,1/2-y,1/2+z
y,x,1/2+z
1/2+y,1/2+x,+z
-y,-x,1/2-z
1/2-y,1/2-x,-z
-y,x,-z
1/2-y,1/2+x,1/2-z
y,-x,z
1/2+y,1/2-x,1/2+z
-x,y,1/2+z
1/2-x,1/2+y,+z
x,-y,1/2-z
1/2+x,1/2-y,-z
-x,-y,-z
1/2-x,1/2-y,1/2-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
SrA 0.00000 0.50000 0.25000 0.60000
NaA 0.00000 0.50000 0.25000 0.20000
LaA 0.00000 0.50000 0.25000 0.20000
Ti 0.00000 0.00000 0.00000 1.00000
O1 0.00000 0.00000 0.25000 1.00000
O2 0.23500 0.73500 0.00000 1.00000