#------------------------------------------------------------------------------
#$Date: 2024-04-18 18:56:43 +0300 (Thu, 18 Apr 2024) $
#$Revision: 291269 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/14/9001477.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_9001477
loop_
_publ_author_name
'O'Neill H St C'
'Annersten, H.'
'Virgo, D.'
_publ_section_title
;
 The temperature dependence of the cation distribution in magnesioferrite
 (MgFe2O4) from powder XRD structural refinements and Mossbauer spectroscopy
 batch 1, anneal T = 750 C using the two step method
;
_journal_name_full               'American Mineralogist'
_journal_page_first              725
_journal_page_last               740
_journal_volume                  77
_journal_year                    1992
_chemical_formula_sum            'Fe2 Mg O4'
_chemical_name_mineral           Magnesioferrite
_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                   8.3914
_cell_length_b                   8.3914
_cell_length_c                   8.3914
_cell_formula_units_Z            8
_cell_volume                     590.885
_database_code_amcsd             0001515
_exptl_crystal_density_diffrn    4.496
_exptl_crystal_thermal_history   'anneal T = 750 C'
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Mg Fe2) O4'
_cod_database_code               9001477
loop_
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1/2+x,y,1/2+z
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1/4+z,-x,1/4+y
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1/4-y,1/2+z,3/4-x
1/4-y,+z,1/4-x
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3/4+x,-y,3/4+z
1/4+x,1/2-y,3/4+z
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1/4+z,3/4+x,1/2-y
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3/4-y,3/4-x,z
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1/4-y,3/4-x,1/2+z
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1/4+y,3/4+x,1/2-z
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y,1/2+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
_atom_site_U_iso_or_equiv
MgT 0.12500 0.12500 0.12500 0.20700 0.00452
FeT 0.12500 0.12500 0.12500 0.79300 0.00452
MgO 0.50000 0.50000 0.50000 0.39650 0.00537
FeO 0.50000 0.50000 0.50000 0.60350 0.00537
O 0.25640 0.25640 0.25640 1.00000 0.00850
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0001515
