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#$Date: 2024-04-18 18:56:43 +0300 (Thu, 18 Apr 2024) $
#$Revision: 291269 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/11/9001134.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_9001134
loop_
_publ_author_name
'Armbruster, T.'
'Oberhansli, R.'
_publ_section_title
;
 Crystal chemistry of double-ring silicates: Structures of sugilite and
 brannockite
 Note: x-coordinate of Na has been corrected
;
_journal_name_full               'American Mineralogist'
_journal_page_first              595
_journal_page_last               600
_journal_volume                  73
_journal_year                    1988
_chemical_formula_sum            'Al0.34 Fe1.66 K Li3 Na1.96 O30 Si12'
_chemical_name_mineral           Sugilite
_space_group_IT_number           192
_symmetry_space_group_name_Hall  '-P 6 2c'
_symmetry_space_group_name_H-M   'P 6/m c c'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   10.009
_cell_length_b                   10.009
_cell_length_c                   14.006
_cell_formula_units_Z            2
_cell_volume                     1215.139
_database_code_amcsd             0001157
_exptl_crystal_density_diffrn    2.798
_cod_original_formula_sum        'K (Fe1.66 Al.34) Li3 Si12 O30 Na1.96'
_cod_database_code               9001134
loop_
_space_group_symop_operation_xyz
x,y,z
-x,-x+y,1/2+z
x,x-y,1/2-z
-x+y,-x,-z
x-y,x,z
-y,-x,1/2+z
y,x,1/2-z
y,-x+y,-z
-y,x-y,z
x-y,-y,1/2+z
-x+y,y,1/2-z
x,y,-z
-x,-y,z
x,x-y,1/2+z
-x,-x+y,1/2-z
x-y,x,-z
-x+y,-x,z
y,x,1/2+z
-y,-x,1/2-z
-y,x-y,-z
y,-x+y,z
-x+y,y,1/2+z
x-y,-y,1/2-z
-x,-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
K 0.00000 0.00000 0.25000 1.00000
Fe 0.33333 0.66667 0.25000 0.83000
Al 0.33333 0.66667 0.25000 0.17000
Li 0.50000 0.50000 0.25000 1.00000
Si 0.23633 0.35620 0.38678 1.00000
O1 0.13830 0.39720 0.00000 1.00000
O2 0.22320 0.27740 0.13770 1.00000
O3 0.16650 0.50910 0.17032 1.00000
Na 0.33333 0.66667 0.01340 0.49000
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0001157
