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#$Date: 2024-04-25 17:59:02 +0300 (Thu, 25 Apr 2024) $
#$Revision: 291351 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/41/9004137.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_9004137
loop_
_publ_author_name
'Meagher, E. P.'
'Lager, G. A.'
_publ_section_title
;
 Polyhedral thermal expansion in the TiO2 polymorphs: Refinement
 of the crystal structures of rutile and brookite at high temperature
 Sample at 25 degrees C
;
_journal_name_full               'The Canadian Mineralogist'
_journal_page_first              77
_journal_page_last               85
_journal_volume                  17
_journal_year                    1979
_chemical_formula_sum            'O2 Ti'
_chemical_name_mineral           Brookite
_space_group_IT_number           61
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   9.174
_cell_length_b                   5.449
_cell_length_c                   5.138
_cell_formula_units_Z            8
_cell_volume                     256.844
_database_code_amcsd             0005160
_exptl_crystal_density_diffrn    4.131
_cod_original_formula_sum        'Ti O2'
_cod_database_code               9004137
loop_
_space_group_symop_operation_xyz
x,y,z
x,1/2-y,1/2+z
-x,1/2+y,1/2-z
1/2-x,1/2+y,z
1/2+x,1/2-y,-z
1/2+x,y,1/2-z
1/2-x,-y,1/2+z
-x,-y,-z
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
Ti 0.00554 0.00572 0.00294 0.00000 0.00024 -0.00028
O1 0.00725 0.00677 0.00348 -0.00101 0.00167 -0.00113
O2 0.00298 0.01143 0.00588 0.00152 0.00119 0.00184
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Ti 0.12890 0.09720 0.86280
O1 0.00950 0.14910 0.18350
O2 0.23140 0.11100 0.53660
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 ChemSpider 142802
2 AMCSD 0005160
