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#$Date: 2025-08-19 22:00:13 +0300 (Tue, 19 Aug 2025) $
#$Revision: 301809 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/31/05/2310560.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# 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_2310560
loop_
_publ_author_name
'Dent Glasser, L.S.'
'Glasser, F.P.'
_publ_section_title
;
 Silicates M3 Si O5. I. Sr3 Si O5
;
_journal_name_full               'Acta Crystallographica (1,1948-23,1967)'
_journal_page_first              453
_journal_page_last               454
_journal_volume                  18
_journal_year                    1965
_chemical_formula_sum            'O5 Si Sr3'
_chemical_name_systematic        'Sr3 (Si O4) O'
_space_group_IT_number           130
_symmetry_space_group_name_Hall  'P 4ab 2n -1ab'
_symmetry_space_group_name_H-M   'P 4/n c c :1'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.934
_cell_length_b                   6.934
_cell_length_c                   10.72
_cell_volume                     515.421
_citation_journal_id_ASTM        ACCRA9
_cod_data_source_file            DentGlasser_ACCRA9_1965_1873.cif
_cod_data_source_block           O5Si1Sr3
_cod_original_cell_volume        515.4214
_cod_original_sg_symbol_Hall     '-P 4a 2ac (x-1/4,y+1/4,z)'
_cod_original_formula_sum        'O5 Si1 Sr3'
_cod_database_code               2310560
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y+1/2,x+1/2,z
-x,-y,z
y+1/2,-x+1/2,z
x+1/2,-y+1/2,-z+1/2
y,x,-z+1/2
-x+1/2,y+1/2,-z+1/2
-y,-x,-z+1/2
-x+1/2,-y+1/2,-z
y,-x,-z
x+1/2,y+1/2,-z
-y,x,-z
-x,y,z-1/2
-y+1/2,-x+1/2,z-1/2
x,-y,z-1/2
y+1/2,x+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
Sr1 Sr+2 0.181 0.181 0.25 1 0.0
Si1 Si+4 0 0 0 1 0.0
O1 O-2 0.169 -0.092 0.088 1 0.0
O2 O-2 0 0.5 0.25 1 0.0
Sr2 Sr+2 0 0.5 0 1 0.0
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 PubChem 139088989
