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#$Date: 2011-06-11 09:04:15 +0300 (Sat, 11 Jun 2011) $
#$Revision: 20519 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9008582.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_9008582
loop_
_publ_author_name
'Wyckoff, R. W. G.'
_publ_section_title
;
 Second edition. Interscience Publishers, New York, New York
 Sample is the beta form of the monoclinic phase
;
_journal_name_full               'Crystal Structures'
_journal_page_first              7
_journal_page_last               83
_journal_volume                  1
_journal_year                    1963
_chemical_formula_sum            Se8
_chemical_name_mineral           Selenium
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_cell_angle_alpha                90
_cell_angle_beta                 93.133
_cell_angle_gamma                90
_cell_length_a                   12.85
_cell_length_b                   8.07
_cell_length_c                   9.31
_cell_volume                     963.999
_exptl_crystal_density_diffrn    4.352
_cod_database_code               9008582
_amcsd_database_code             AMCSD#0010913
loop_
_symmetry_equiv_pos_as_xyz
x,y,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
Se1 0.58400 0.31500 0.43700
Se2 0.47700 0.22700 0.24600
Se3 0.32800 0.39800 0.24000
Se4 0.35200 0.58000 0.05000
Se5 0.41000 0.83100 0.15700
Se6 0.59000 0.84000 0.14200
Se7 0.66000 0.75400 0.36800
Se8 0.71000 0.47900 0.33400