#------------------------------------------------------------------------------
#$Date: 2024-05-23 12:45:01 +0300 (Thu, 23 May 2024) $
#$Revision: 292002 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/01/40/9014016.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_9014016
loop_
_publ_author_name
'Yamanaka, T.'
'Ogata, K.'
_publ_section_title
;
 Structure refinement of GeO2 polymorphs at high pressures and
 temperatures by energy-dispersive spectra of powder diffraction
 Note: P = 1.69 GPa T = 293 K
 Note: quartz structure
;
_journal_name_full               'Journal of Applied Crystallography'
_journal_page_first              111
_journal_page_last               118
_journal_paper_doi               10.1107/S0021889890011153
_journal_volume                  24
_journal_year                    1991
_chemical_compound_source        Synthetic
_chemical_formula_sum            'Ge O2'
_symmetry_space_group_name_H-M   'P 32 2 1'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   4.9113
_cell_length_b                   4.9113
_cell_length_c                   5.6099
_cell_formula_units_Z            3
_cell_volume                     117.187
_database_code_amcsd             0019057
_exptl_crystal_density_diffrn    4.447
_cod_database_code               9014016
_amcsd_formula_title             GeO2
loop_
_space_group_symop_operation_xyz
x,y,z
y,x,2/3-z
-y,x-y,2/3+z
-x,-x+y,1/3-z
-x+y,-x,1/3+z
x-y,-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Ge 0.45070 0.00000 0.00000 0.00760
O 0.39160 0.30590 0.08770 0.01646
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0019057
