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#$Date: 2016-02-13 19:28:24 +0000 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/25/1532517.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_1532517
loop_
_publ_author_name
'Kroll, P.'
'Milko, M.'
_publ_section_title
;
 Theoretical investigation of the solid state reaction of silicon nitride
 and silicon dioxide forming silicon oxynitride (Si2 N2 O) under pressure
;
_journal_name_full
'Zeitschrift fuer Anorganische und Allgemeine Chemie'
_journal_page_first              1737
_journal_page_last               1750
_journal_volume                  629
_journal_year                    2003
_chemical_formula_sum            'N2 O Si2'
_chemical_name_systematic        'Si2 N2 O'
_space_group_IT_number           36
_symmetry_space_group_name_Hall  'C 2c -2'
_symmetry_space_group_name_H-M   'C m c 21'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.9643
_cell_length_b                   5.5366
_cell_length_c                   4.8899
_cell_volume                     242.694
_citation_journal_id_ASTM        ZAACAB
_cod_data_source_file            Kroll_ZAACAB_2003_1072.cif
_cod_data_source_block           N2O1Si2
_cod_original_cell_volume        242.6943
_cod_original_formula_sum        'N2 O1 Si2'
_cod_database_code               1532517
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-y,z+1/2
-x,y,z
x,-y,z+1/2
x+1/2,y+1/2,z
-x+1/2,-y+1/2,z+1/2
-x+1/2,y+1/2,z
x+1/2,-y+1/2,z+1/2
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Si1 Si+4 0.177 0.1506 0.2837 1 0.0
N1 N-3 0.2199 0.1232 0.6274 1 0.0
O1 O-2 0 0.2073 0.2358 1 0.0