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#$Date: 2023-03-26 11:09:57 +0300 (Sun, 26 Mar 2023) $
#$Revision: 282068 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/03/9000328.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_9000328
loop_
_publ_author_name
'Cameron, M.'
'Sueno, S.'
'Prewitt, C. T.'
'Papike, J. J.'
_publ_section_title
;High-temperature crystal chemistry of acmite, diopside, hedenbergite,
 jadeite, spodumene, and ureyite T = 400 C pyroxene
;
_journal_name_full               'American Mineralogist'
_journal_page_first              594
_journal_page_last               618
_journal_volume                  58
_journal_year                    1973
_chemical_formula_sum            'Fe Na O6 Si2'
_chemical_name_mineral           Aegirine
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 107.33
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.677
_cell_length_b                   8.829
_cell_length_c                   5.298
_cell_volume                     432.104
_database_code_amcsd             0000337
_diffrn_ambient_temperature      673.15
_exptl_crystal_density_diffrn    3.551
_cod_original_formula_sum        'Si2 Fe Na O6'
_cod_database_code               9000328
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 x,y,z
2 1/2+x,1/2+y,z
3 x,-y,1/2+z
4 1/2+x,1/2-y,1/2+z
5 -x,y,1/2-z
6 1/2-x,1/2+y,1/2-z
7 -x,-y,-z
8 1/2-x,1/2-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
Si 0.00705 0.01114 0.00815 -0.00103 0.00206 -0.00025
Fe1 0.00839 0.01125 0.00952 0.00000 0.00187 0.00000
Na2 0.03459 0.02279 0.02116 0.00000 -0.00218 0.00000
O1 0.00731 0.01635 0.01070 -0.00157 0.00154 0.00163
O2 0.01591 0.01430 0.02020 -0.00545 0.00556 -0.00118
O3 0.01003 0.02085 0.01236 -0.00079 0.00286 -0.00452
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Si 0.29040 0.08910 0.23380
Fe1 0.00000 0.89790 0.25000
Na2 0.00000 0.30000 0.25000
O1 0.11410 0.07780 0.13680
O2 0.35860 0.25450 0.29890
O3 0.35140 0.00760 0.01120
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0000337
