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#$Date: 2024-05-02 13:48:35 +0300 (Thu, 02 May 2024) $
#$Revision: 291455 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/69/9006923.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_9006923
loop_
_publ_author_name
'Yamanaka, T.'
'Shimazu, H.'
'Ota, K.'
_publ_section_title
;
 Electric conductivity of Fe2SiO4-Fe3O4 spinel solid solutions
 Sample: Fe(3-x)SixO4, x = 0.750, synthesized at 1200 C, 10 GPa
;
_journal_name_full               'Physics and Chemistry of Minerals'
_journal_page_first              110
_journal_page_last               118
_journal_paper_doi               10.1007/s002690000137
_journal_volume                  28
_journal_year                    2001
_chemical_formula_structural     Fe2.25Si.75O4
_chemical_formula_sum            'Fe2.25 O4 Si0.75'
_space_group_IT_number           227
_symmetry_space_group_name_Hall  'F 4d 2 3 -1d'
_symmetry_space_group_name_H-M   'F d -3 m :1'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   8.286
_cell_length_b                   8.286
_cell_length_c                   8.286
_cell_formula_units_Z            8
_cell_volume                     568.898
_database_code_amcsd             0008505
_exptl_crystal_density_diffrn    4.920
_exptl_crystal_pressure_history  'synthesized at 1200 C, 10 GPa'
_exptl_crystal_thermal_history   'synthesized at 1200 C'
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Fe2.25 Si.75) O4'
_cod_database_code               9006923
_amcsd_formula_title             Fe2.25Si.75O4
loop_
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1/2+x,y,1/2+z
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1/4+z,3/4-x,3/4+y
1/4+z,1/4-x,1/4+y
-y,1/2+z,1/2-x
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1/4+x,1/4-y,1/4+z
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1/2-y,1/2-x,z
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1/2+y,z,1/2+x
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z,x,y
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3/4-y,3/4-z,1/4-x
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
FeO 0.62500 0.62500 0.62500 0.96300
SiO 0.62500 0.62500 0.62500 0.03700
FeT 0.00000 0.00000 0.00000 0.32400
SiT 0.00000 0.00000 0.00000 0.67600
O 0.37000 0.37000 0.37000 1.00000
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0008505
