#------------------------------------------------------------------------------
#$Date: 2024-05-23 11:45:01 +0200 (Thu 23 de May de 2024) $
#$Revision: 292002 $
#$URL: svn://www.crystallography.net/cod/cif/9/01/49/9014954.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_9014954
loop_
_publ_author_name
'Mishchuk, D. O.'
'V'yunov, O. I.'
'Ovchar, O. V.'
'Belous, A. G.'
_publ_section_title
;
 Structural and dielectric properties of solid solutions of
 sodium niobate in lanthanum and neodymium niobates
 Note: La2/3-x Na3x Nb2O6 synthesized at 1350 deg C
 Note: x = .58, La.09Na1.74Nb2O6
;
_journal_name_full               'Inorganic Materials'
_journal_page_first              1324
_journal_page_last               1330
_journal_paper_doi               10.1007/s10789-005-0019-y
_journal_volume                  40
_journal_year                    2004
_chemical_compound_source        Synthetic
_chemical_formula_sum            'La0.09 Na1.74 Nb2 O6'
_chemical_name_mineral           Lueshite
_space_group_IT_number           57
_symmetry_space_group_name_Hall  '-P 2c 2b'
_symmetry_space_group_name_H-M   'P b c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   5.5100
_cell_length_b                   5.5563
_cell_length_c                   15.5670
_cell_formula_units_Z            4
_cell_volume                     476.587
_database_code_amcsd             0018678
_exptl_crystal_density_diffrn    4.659
_cod_original_formula_sum        'La.09 Na1.74 Nb2 O6'
_cod_database_code               9014954
loop_
_space_group_symop_operation_xyz
x,y,z
x,1/2-y,1/2+z
-x,1/2+y,1/2-z
-x,1/2+y,z
x,1/2-y,-z
x,y,1/2-z
-x,-y,1/2+z
-x,-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
La1 0.26200 0.25000 0.00000 0.09000
Na1 0.26200 0.25000 0.00000 0.74000
Na2 0.21500 0.22800 0.25000 1.00000
Nb 0.25400 0.74100 0.12480 1.00000
O1 0.71000 0.25000 0.00000 1.00000
O2 0.25000 0.77000 0.25000 1.00000
O3 0.46800 0.43800 0.15800 1.00000
O4 0.01300 0.00100 0.11700 1.00000
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0018678
