#------------------------------------------------------------------------------
#$Date: 2017-10-06 19:24:22 +0300 (Fri, 06 Oct 2017) $
#$Revision: 201816 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/01/59/9015948.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_9015948
loop_
_publ_author_name
'Groult, D.'
'Michel, C.'
'Raveau, B.'
_publ_section_title
;
 Sur l'evolution thermique des pyrochlores d'hydroxonium et d'ammonium
 H3 O M W O6, H4 O M2 O6 et N H4 M W O6 (M = Nb, Ta)
 _cod_database_code 1001199
;
_journal_name_full               'Journal of Inorganic and Nuclear Chemistry'
_journal_page_first              61
_journal_page_last               66
_journal_paper_doi               10.1016/0022-1902(74)80658-5
_journal_volume                  36
_journal_year                    1974
_chemical_formula_sum            'O6.27 Ta W'
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   10.319
_cell_length_b                   10.319
_cell_length_c                   10.319
_cell_volume                     1098.785
_database_code_amcsd             0013034
_exptl_crystal_density_diffrn    5.623
_cod_duplicate_entry             1001199
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Ta W) O6.27'
_cod_database_code               9015948
_amcsd_formula_title             'H1.5 O6.25 Ta W'
loop_
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1/2+x,y,1/2+z
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1/4+z,1/2-x,3/4+y
1/4+z,-x,1/4+y
3/4-y,1/2+z,1/4-x
3/4-y,+z,3/4-x
1/4-y,1/2+z,3/4-x
1/4-y,+z,1/4-x
3/4+x,1/2-y,1/4+z
3/4+x,-y,3/4+z
1/4+x,1/2-y,3/4+z
1/4+x,-y,1/4+z
3/4-z,1/2+x,1/4-y
3/4-z,+x,3/4-y
1/4-z,1/2+x,3/4-y
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3/4-x,1/4-y,1/2+z
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3/4-y,3/4-x,z
3/4-y,1/4-x,1/2+z
1/4-y,3/4-x,1/2+z
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1/2+y,z,1/2+x
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z,x,y
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1/2-y,-z,1/2-x
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loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Ta1 0.00000 0.00000 0.00000 0.50000
W1 0.00000 0.00000 0.00000 0.50000
O1 0.32400 0.12500 0.12500 0.92000
O2 0.37500 0.37500 0.37500 0.75000
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0013034