#------------------------------------------------------------------------------
#$Date: 2016-02-21 10:56:54 +0100 (dom 21 de feb de 2016) $
#$Revision: 176809 $
#$URL: svn://www.crystallography.net/cod/cif/2/31/00/2310018.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_2310018
loop_
_publ_author_name
'Zachariasen, W.H.'
_publ_section_title
;
 Crystal chemical studies of the 5f-series of elements. XII. New compounds
 representing known structure types
;
_journal_name_full               'Acta Crystallographica (1,1948-23,1967)'
_journal_page_first              388
_journal_page_last               390
_journal_paper_doi               10.1107/S0365110X49001016
_journal_volume                  2
_journal_year                    1949
_chemical_formula_sum            'Ac2 O3'
_chemical_name_systematic        'Actinium oxide'
_space_group_IT_number           164
_symmetry_space_group_name_Hall  '-P 3 2"'
_symmetry_space_group_name_H-M   'P -3 m 1'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            1
_cell_length_a                   4.08
_cell_length_b                   4.08
_cell_length_c                   6.3
_cell_volume                     90.822
_citation_journal_id_ASTM        ACCRA9
_cod_data_source_file            zachariasen_actinium_6.cif
_cod_data_source_block           Ac2O3
_cod_original_cell_volume        90.82209
_cod_database_code               2310018
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x-y,z
-x+y,-x,z
y,x,-z
-x,-x+y,-z
x-y,-y,-z
-x,-y,-z
y,-x+y,-z
x-y,x,-z
-y,-x,z
x,x-y,z
-x+y,y,z
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
O1 O-2 0 0 0 1
Ac1 Ac+3 0.3333 0.6667 0.235 1
O2 O-2 0.3333 0.6667 0.63 1
