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#$Date: 2015-07-07 16:29:03 +0300 (Tue, 07 Jul 2015) $
#$Revision: 140928 $
#$URL: svn://www.crystallography.net/cod/cif/1/52/12/1521243.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_1521243
loop_
_publ_author_name
Ismunandar
'Kennedy, B.J.'
'Hunter, B.A.'
_publ_section_title
;
 Observations on pyrochlore oxide structures
;
_journal_name_full               'Materials Research Bulletin'
_journal_page_first              1263
_journal_page_last               1274
_journal_volume                  34
_journal_year                    1999
_chemical_formula_sum            'Ni0.333 O6.5 Pb2 Sb1.667'
_chemical_name_systematic        'Pb2 (Ni0.333 Sb1.667) 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                   10.5052
_cell_length_b                   10.5052
_cell_length_c                   10.5052
_cell_volume                     1159.346
_citation_journal_id_ASTM        MRBUAC
_cod_data_source_file            Ismunandar_MRBUAC_1999_502.cif
_cod_data_source_block           Ni0.333O6.5Pb2Sb1.667
_cod_database_code               1521243
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
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z,-x,-y
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z,y,x
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y+1/2,z+1/2,x
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-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
Ni1 Ni+2 0.3744 0.3744 0.3744 0.167 0.0
O1 O-2 0.3046 0 0 1 0.0
Pb1 Pb+2 0.877 0.877 0.877 1.005 0.0
Sb1 Sb+5 0.3761 0.3761 0.3761 0.833 0.0
O2 O-2 0.4465 0.25 0.25 1 0.0
O3 O-2 0.75 0.75 0.75 1.06 0.0
