#------------------------------------------------------------------------------
#$Date: 2008-04-03 11:11:48 +0100 (Thu, 03 Apr 2008) $
#$Revision: 326 $
#$URL: svn://www.crystallography.net/cod/cif/2/2100737.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_2100737
loop_
_publ_author_name
'Lindqvist, O.'
'Sj\"oberg, J.'
'Hull, S.'
'Pompe, R.'
_publ_section_title
;
 Structural changes in O'-sialons,
 Si~2-<i>x~</i>Al~<i>x~</i>N~2-<i>x~</i>O~1+<i>x~</i>, 0.04 \/leq
 <i>x</i> \/leq 0.40
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              672
_journal_page_last               678
_journal_volume                  47
_journal_year                    1991
_chemical_formula_sum            'Al0.16 N1.84 O1.16 Si1.84'
_chemical_formula_weight         100.33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'C 2c -2'
_symmetry_space_group_name_H-M   'C m c 21'
_cell_formula_units_Z            4
_cell_length_a                   8.8967(8)
_cell_length_b                   5.4947(4)
_cell_length_c                   4.8581(4)
_cell_volume                     237.60
_diffrn_radiation_type           Cu
_diffrn_radiation_wavelength     1.540598
_exptl_crystal_density_diffrn    2.805
_[local]_cod_data_source_file    ab0203.cif
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Si_Al .1771(2) .1506(4) .2808(6)
N_O(1) .21820(10) .1246(2) .6270(5)
O(2) .0 .2136(4) .23