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#$Date: 2008-03-10 10:25:41 +0200 (Mon, 10 Mar 2008) $
#$Revision: 255 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9001613.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_9001613
loop_
_publ_author_name
'Zhao Y S'
'Parise J B'
'Wang Y'
'Kusaba K'
'Vaughan M T'
'Weidner D J'
'Kikegawa T'
'Chen J'
'Shimomura O'
_publ_section_title
;
 High-pressure crystal chemistry of neighborite, NaMgF3: an angle-dispersive
 diffraction study using monochromatic synchrotron X-radiation
 P = 4.9 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              615
_journal_page_last               621
_journal_volume                  79
_journal_year                    1994
_chemical_formula_sum            'Na Mg F3'
_chemical_name_mineral           Neighborite
_symmetry_space_group_name_H-M   'P b n m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   5.2386
_cell_length_b                   5.3796
_cell_length_c                   7.5052
_cell_volume                     211.508
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
x,y,1/2-z
-x,-y,1/2+z
1/2+x,1/2-y,1/2+z
1/2-x,1/2+y,1/2-z
1/2-x,1/2+y,z
1/2+x,1/2-y,-z
-x,-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Na 0.98240 0.04730 0.25000 0.04600
Mg 0.00000 0.50000 0.00000 0.03400
F1 0.09700 0.46900 0.25000 0.04000
F2 0.70060 0.29700 0.04980 0.03100