#------------------------------------------------------------------------------
#$Date: 2018-09-27 07:13:35 +0300 (Thu, 27 Sep 2018) $
#$Revision: 211196 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/31/08/2310837.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_2310837
loop_
_publ_author_name
'Eick, H.A.'
_publ_section_title
;
 The crystal structure and lattice parameters of some rare earth
 mono-seleno oxides
;
_journal_name_full               'Acta Crystallographica (1,1948-23,1967)'
_journal_page_first              161
_journal_page_last               161
_journal_volume                  13
_journal_year                    1960
_chemical_formula_sum            'Er2 O2 Se'
_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                   3.792
_cell_length_b                   3.792
_cell_length_c                   6.743
_cell_volume                     83.969
_citation_journal_id_ASTM        ACCRA9
_cod_data_source_file            Eick_ACCRA9_1960_993.cif
_cod_data_source_block           Er2O2Se1
_cod_original_cell_volume        83.96928
_cod_original_formula_sum        'Er2 O2 Se1'
_cod_database_code               2310837
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
_atom_site_U_iso_or_equiv
O1 O-2 0.3333 0.6667 0.62 1 0.0
Er1 Er+3 0.3333 0.6667 0.29 1 0.0
Se1 Se-2 0 0 0 1 0.0
