#------------------------------------------------------------------------------
#$Date: 2024-08-07 20:09:39 +0300 (Wed, 07 Aug 2024) $
#$Revision: 294031 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/42/9004236.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_9004236
loop_
_publ_author_name
'Sherriff, B. L.'
'Grundy, H. D.'
'Hartman, J. S.'
'Hawthorne, F. C.'
'Cerny, P.'
_publ_section_title
;
 The incorporation of alkalis in beryl: multi-nuclear MAS NMR
 and crystal-structure study
 Sample: T-24
;
_journal_name_full               'The Canadian Mineralogist'
_journal_page_first              271
_journal_page_last               285
_journal_volume                  29
_journal_year                    1991
_chemical_compound_source        'Bernic Lake, Manitoba, Canada'
_chemical_formula_sum            'Al2 Be2.55 Cs0.15 Li0.46 Na0.28 O18 Si6'
_chemical_name_mineral           Beryl
_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_formula_units_Z            2
_cell_length_a                   9.228
_cell_length_b                   9.228
_cell_length_c                   9.240
_cell_volume                     681.425
_database_code_amcsd             0005261
_exptl_crystal_density_diffrn    2.744
_cod_original_cell_volume        681.424
_cod_original_formula_sum        'Si6 Be2.55 Li.46 Al2 O18 Na.28 Cs.15'
_cod_database_code               9004236
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
_atom_site_U_iso_or_equiv
Si 0.38930 0.11920 0.00000 1.00000 0.00700
Be 0.50000 0.00000 0.25000 0.85000 0.01220
Li1 0.50000 0.00000 0.25000 0.15000 0.01220
Al 0.66667 0.33333 0.25000 1.00000 0.00540
O1 0.30430 0.23490 0.00000 1.00000 0.01470
O2 0.49850 0.14770 0.14660 1.00000 0.01450
Na 0.00000 0.00000 0.00000 0.28000 0.02510
Li2 0.00000 0.00000 0.00000 0.01000 0.02510
Cs 0.00000 0.00000 0.25000 0.15000 0.03890
loop_
_cod_changelog_entry_id
_cod_changelog_entry_author
_cod_changelog_entry_date
_cod_changelog_entry_text
1
;cod-tools version 3.10.1
Id: cif_fix_AMCSD_atom_labels 10224 2024-08-07 11:09:31Z saulius
;
2024-08-07T19:39:09+03:00
;Changed the following '_atom_site_label' values:
the first duplicated label 'Li'  converted to 'Li1'
duplicated label 'Li' at index 7 converted to 'Li2'
;
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0005261
