#------------------------------------------------------------------------------
#$Date: 2008-03-10 10:25:41 +0200 (Mon, 10 Mar 2008) $
#$Revision: 255 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9008585.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_9008585
loop_
_publ_author_name
'Wyckoff R W G'
_publ_section_title
;
 Second edition. Interscience Publishers, New York, New York
 Sample is stable at room conditions
;
_journal_name_full               'Crystal Structures'
_journal_page_first              7
_journal_page_last               83
_journal_volume                  1
_journal_year                    1963
_chemical_formula_sum            Np
_chemical_name_mineral           Neptunium-alpha
_symmetry_space_group_name_H-M   'P m c n'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.723
_cell_length_b                   4.887
_cell_length_c                   6.663
_cell_volume                     153.791
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
1/2-x,y,z
1/2+x,-y,-z
1/2+x,1/2+y,1/2-z
1/2-x,1/2-y,1/2+z
x,1/2-y,1/2+z
-x,1/2+y,1/2-z
-x,-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Np1 0.25000 0.20800 0.03600
Np2 0.25000 0.84200 0.31900