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#$Date: 2018-09-27 07:13:35 +0300 (Thu, 27 Sep 2018) $
#$Revision: 211196 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/52/51/1525168.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_1525168
loop_
_publ_author_name
'Rossell, H.J.'
_publ_section_title
;
 Fluorite-related phases Ln3 M O7, Ln= rare earth, Y or Sc, M= Nb, Sb or
 Ta
;
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              115
_journal_page_last               122
_journal_volume                  27
_journal_year                    1979
_chemical_formula_sum            'La3 Nb O7'
_space_group_IT_number           63
_symmetry_space_group_name_Hall  '-C 2c 2'
_symmetry_space_group_name_H-M   'C m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.167
_cell_length_b                   7.629
_cell_length_c                   7.753
_cell_volume                     660.502
_citation_journal_id_ASTM        JSSCBI
_cod_data_source_file            Rossell_JSSCBI_1979_392.cif
_cod_data_source_block           La3Nb1O7
_cod_original_cell_volume        660.5016
_cod_original_formula_sum        'La3 Nb1 O7'
_cod_database_code               1525168
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-y,z+1/2
x,-y,-z
-x,y,-z+1/2
-x,-y,-z
x,y,-z-1/2
-x,y,z
x,-y,z-1/2
x+1/2,y+1/2,z
-x+1/2,-y+1/2,z+1/2
x+1/2,-y+1/2,-z
-x+1/2,y+1/2,-z+1/2
-x+1/2,-y+1/2,-z
x+1/2,y+1/2,-z-1/2
-x+1/2,y+1/2,z
x+1/2,-y+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
O1 O-2 0.129 0.32 0.036 1 0.0
La1 La+3 0 0 0 1 0.0
La2 La+3 0.2253 0.3025 0.25 1 0.0
Nb1 Nb+5 0 0.5 0 1 0.0
O3 O-2 0 0.449 0.25 1 0.0
O2 O-2 0.139 0.028 0.25 1 0.0
