#------------------------------------------------------------------------------
#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/52/78/1527863.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_1527863
loop_
_publ_author_name
'Naud, J.'
'Priest, P.'
_publ_section_title
;
 Contribution a l'etude du systeme cuivre-arsenic
;
_journal_name_full               'Materials Research Bulletin'
_journal_page_first              783
_journal_page_last               792
_journal_volume                  7
_journal_year                    1972
_chemical_formula_sum            'As Cu2'
_chemical_name_systematic        'Cu2 As'
_space_group_IT_number           129
_symmetry_space_group_name_Hall  'P 4ab 2ab -1ab'
_symmetry_space_group_name_H-M   'P 4/n m m :1'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   3.788
_cell_length_b                   3.788
_cell_length_c                   5.942
_cell_volume                     85.261
_citation_journal_id_ASTM        MRBUAC
_cod_data_source_file            Naud_MRBUAC_1972_1272.cif
_cod_data_source_block           As1Cu2
_cod_original_cell_volume        85.26143
_cod_original_sg_symbol_Hall     '-P 4a 2a (x-1/4,y+1/4,z)'
_cod_original_formula_sum        'As1 Cu2'
_cod_database_code               1527863
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
y,x,-z
-x+1/2,y+1/2,-z
-y,-x,-z
-x+1/2,-y+1/2,-z
y,-x,-z
x+1/2,y+1/2,-z
-y,x,-z
-x,y,z
-y+1/2,-x+1/2,z
x,-y,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
As1 As 0 0.5 0.709 1 0.0
Cu1 Cu 0 0 0 1 0.0
Cu2 Cu 0 0.5 0.303 1 0.0
