#------------------------------------------------------------------------------
#$Date: 2016-02-14 16:26:36 +0200 (Sun, 14 Feb 2016) $
#$Revision: 176435 $
#$URL: svn://www.crystallography.net/cod/cif/1/51/17/1511730.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_1511730
loop_
_publ_author_name
'Will, G.'
'Schaefer, W.'
'Pfeiffer, F.'
'Elf, F.'
'Etourneau, J.'
_publ_section_title
;
 Neutron diffraction studies of TbB4 and ErB4
;
_journal_name_full               'Journal of the Less-Common Metals'
_journal_page_first              349
_journal_page_last               355
_journal_paper_doi               10.1016/0022-5088(81)90238-1
_journal_volume                  82
_journal_year                    1981
_chemical_formula_sum            'B4 Er'
_chemical_name_systematic        'Er B4'
_space_group_IT_number           127
_symmetry_space_group_name_Hall  '-P 4 2ab'
_symmetry_space_group_name_H-M   'P 4/m b m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.071
_cell_length_b                   7.071
_cell_length_c                   4
_cell_volume                     199.996
_citation_journal_id_ASTM        JCOMAH
_cod_data_source_file            boron4-x_56.cif
_cod_data_source_block           B4Er1
_cod_original_cell_volume        199.9962
_cod_original_formula_sum        'B4 Er1'
_cod_database_code               1511730
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x,z
-x,-y,z
y,-x,z
x+1/2,-y+1/2,-z
y+1/2,x+1/2,-z
-x+1/2,y+1/2,-z
-y+1/2,-x+1/2,-z
-x,-y,-z
y,-x,-z
x,y,-z
-y,x,-z
-x-1/2,y-1/2,z
-y-1/2,-x-1/2,z
x-1/2,-y-1/2,z
y-1/2,x-1/2,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
B1 B 0 0 0.2031 1 0.0
B3 B 0.1767 0.0382 0 1 0.0
B2 B 0.0859 0.5859 0.5 1 0.0
Er1 Er 0.3183 0.8183 0 1 0.0
