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#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/2/02/01/2020167.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_2020167
loop_
_publ_author_name
'Alonso, J.A.'
'Cascales, C.'
'Rasines, I.'
_publ_section_title
;
 Oxygen vacancy ordering in the defect pyrochlore Pb2 (Ti Sb) O6.5: A
 Rietveld refinement of neutron powder diffraction data
;
_journal_name_full               'Acta Crystallographica C (39,1983-)'
_journal_page_first              3
_journal_page_last               7
_journal_volume                  45
_journal_year                    1989
_chemical_formula_sum            'O6.4985 Pb1.966 Sb Ti'
_chemical_name_systematic        'Pb2 Ti Sb O6.5'
_space_group_IT_number           216
_symmetry_space_group_name_Hall  'F -4 2 3'
_symmetry_space_group_name_H-M   'F -4 3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   10.4109
_cell_length_b                   10.4109
_cell_length_c                   10.4109
_cell_volume                     1128.405
_citation_journal_id_ASTM        ACSCEE
_cod_data_source_file            Alonso_ACSCEE_1989_1674.cif
_cod_data_source_block           O6.4985Pb1.966Sb1Ti1
_cod_original_formula_sum        'O6.4985 Pb1.966 Sb1 Ti1'
_cod_database_code               2020167
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
z,x,y
x,-z,-y
-z,-x,y
-x,z,-y
z,-x,-y
-x,-z,y
-z,x,-y
x,z,y
y,z,x
y,-z,-x
-z,-y,x
-y,z,-x
z,y,x
-y,-z,x
-z,y,-x
z,-y,-x
x,y+1/2,z+1/2
y,-x+1/2,-z+1/2
-x,-y+1/2,z+1/2
-y,x+1/2,-z+1/2
x,-y+1/2,-z+1/2
-y,-x+1/2,z+1/2
-x,y+1/2,-z+1/2
y,x+1/2,z+1/2
z,x+1/2,y+1/2
x,-z+1/2,-y+1/2
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-x,z+1/2,-y+1/2
z,-x+1/2,-y+1/2
-x,-z+1/2,y+1/2
-z,x+1/2,-y+1/2
x,z+1/2,y+1/2
y,z+1/2,x+1/2
y,-z+1/2,-x+1/2
-z,-y+1/2,x+1/2
-y,z+1/2,-x+1/2
z,y+1/2,x+1/2
-y,-z+1/2,x+1/2
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z,-y+1/2,-x+1/2
x+1/2,y,z+1/2
y+1/2,-x,-z+1/2
-x+1/2,-y,z+1/2
-y+1/2,x,-z+1/2
x+1/2,-y,-z+1/2
-y+1/2,-x,z+1/2
-x+1/2,y,-z+1/2
y+1/2,x,z+1/2
z+1/2,x,y+1/2
x+1/2,-z,-y+1/2
-z+1/2,-x,y+1/2
-x+1/2,z,-y+1/2
z+1/2,-x,-y+1/2
-x+1/2,-z,y+1/2
-z+1/2,x,-y+1/2
x+1/2,z,y+1/2
y+1/2,z,x+1/2
y+1/2,-z,-x+1/2
-z+1/2,-y,x+1/2
-y+1/2,z,-x+1/2
z+1/2,y,x+1/2
-y+1/2,-z,x+1/2
-z+1/2,y,-x+1/2
z+1/2,-y,-x+1/2
x+1/2,y+1/2,z
y+1/2,-x+1/2,-z
-x+1/2,-y+1/2,z
-y+1/2,x+1/2,-z
x+1/2,-y+1/2,-z
-y+1/2,-x+1/2,z
-x+1/2,y+1/2,-z
y+1/2,x+1/2,z
z+1/2,x+1/2,y
x+1/2,-z+1/2,-y
-z+1/2,-x+1/2,y
-x+1/2,z+1/2,-y
z+1/2,-x+1/2,-y
-x+1/2,-z+1/2,y
-z+1/2,x+1/2,-y
x+1/2,z+1/2,y
y+1/2,z+1/2,x
y+1/2,-z+1/2,-x
-z+1/2,-y+1/2,x
-y+1/2,z+1/2,-x
z+1/2,y+1/2,x
-y+1/2,-z+1/2,x
-z+1/2,y+1/2,-x
z+1/2,-y+1/2,-x
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 0.3051 0 0 1 0.0
O2 O-2 0.0565 0.25 0.25 1 0.0
Ti1 Ti+4 0.3747 0.3747 0.3747 0.5 0.0
O3 O-2 0 0 0 0.997 0.0
Sb1 Sb+5 0.3747 0.3747 0.3747 0.5 0.0
Pb1 Pb+2 0.8728 0.8728 0.8728 0.983 0.0
