#------------------------------------------------------------------------------
#$Date: 2023-05-10 19:44:19 +0200 (Wed 10 de May de 2023) $
#$Revision: 283658 $
#$URL: svn://www.crystallography.net/cod/cif/9/00/08/9000837.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_9000837
loop_
_publ_author_name
'Richardson, S. M.'
'Richardson, J. W.'
_publ_section_title
;Crystal structure of a pink muscovite from Archer's Post, Kenya: Implications
 for reverse pleochroism in dioctahedral micas
;
_journal_name_full               'American Mineralogist'
_journal_page_first              69
_journal_page_last               75
_journal_volume                  67
_journal_year                    1982
_chemical_formula_sum            'Al3 H2 K O12 Si3'
_chemical_name_mineral           Muscovite
_space_group_IT_number           15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 95.782
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.1988
_cell_length_b                   9.0266
_cell_length_c                   20.1058
_cell_volume                     938.714
_database_code_amcsd             0000854
_exptl_crystal_density_diffrn    2.818
_cod_original_cell_volume        938.715
_cod_original_formula_sum        'K Si3 Al3 O12 H2'
_cod_database_code               9000837
loop_
_space_group_symop_operation_xyz
x,y,z
1/2+x,1/2+y,z
x,-y,1/2+z
1/2+x,1/2-y,1/2+z
-x,y,1/2-z
1/2-x,1/2+y,1/2-z
-x,-y,-z
1/2-x,1/2-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_type_symbol
_atom_site_attached_hydrogens
K 0.00000 0.09920 0.25000 1.00000 K 0
Si1 0.45100 0.25870 0.13550 0.75000 Si 0
Al1 0.45100 0.25870 0.13550 0.25000 Al 0
Si2 0.03540 0.42980 0.36460 0.75000 Si 0
Al2 0.03540 0.42980 0.36460 0.25000 Al 0
Al3 0.25060 0.08380 0.00020 1.00000 Al 0
O1 0.38720 0.25250 0.05430 1.00000 O 0
O2 0.03660 0.44310 0.44590 1.00000 O 0
O3 0.41780 0.09310 0.16850 1.00000 O 0
O4 0.24750 0.37120 0.16850 1.00000 O 0
O5 0.25090 0.31320 0.34240 1.00000 O 0
O-H6 0.04220 0.06220 0.44920 1.00000 O 1
loop_
_cod_changelog_entry_id
_cod_changelog_entry_author
_cod_changelog_entry_date
_cod_changelog_entry_text
1
;cod-tools version 3.8.0
Id: cif_guess_AMCSD_atom_types 9574 2023-05-10 09:00:05Z saulius
;
2023-05-10T18:46:48+03:00
;Derived atom types and hydrogen counts
from atom names that follow the AMCSD naming convention
(Wat == water, O-H == hydroxyl).
;
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0000854
