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#$Date: 2017-09-02 16:29:12 +0300 (Sat, 02 Sep 2017) $
#$Revision: 200128 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/00/88/1008852.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_1008852
loop_
_publ_author_name
'Eisenmann, B.'
'Klein, J.'
'Somer, M.'
_publ_section_title
;
 Crystal structure of decasodium di-μ-arsenido-bis(diarsenidogermanate),
 Na₁₀Ge₂As₆
;
_journal_coden_ASTM              ZEKRDZ
_journal_issue                   3-4
_journal_name_full
;
 Zeitschrift für Kristallographie
;
_journal_page_first              265
_journal_page_last               266
_journal_paper_doi               10.1524/zkri.1991.197.3-4.265
_journal_volume                  197
_journal_year                    1991
_chemical_formula_structural     'Na10 Ge2 As6'
_chemical_formula_sum            'As6 Ge2 Na10'
_chemical_name_systematic
;
Decasodium di-μ-arsenido-bis(diarsenidogermanate)
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_cell_angle_alpha                90
_cell_angle_beta                 90.2(1)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   13.531(5)
_cell_length_b                   7.544(4)
_cell_length_c                   8.298(5)
_cell_volume                     847.0
_refine_ls_R_factor_all          0.07
_cod_database_code               1008852
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
1/2+x,1/2-y,1/2+z
-x,-y,-z
1/2-x,1/2+y,1/2-z
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
_atom_site_calc_flag
Ge1 Ge4+ 4 e 0.0863(1) 0.1427(2) 0.4281(1) 1. 0 d
As1 As3- 4 e 0.2283(1) 0.2385(2) 0.5863(1) 1. 0 d
As2 As3- 4 e 0.0808(1) 0.2631(2) 0.1540(1) 1. 0 d
As3 As3- 4 e 0.9322(1) 0.1892(2) 0.5882(1) 1. 0 d
Na1 Na1+ 4 e 0.7410(4) 0.1480(8) 0.4254(7) 1. 0 d
Na2 Na1+ 4 e 0.4186(4) 0.1645(8) 0.4222(7) 1. 0 d
Na3 Na1+ 4 e 0.0880(5) 0.0155(9) 0.8264(8) 1. 0 d
Na4 Na1+ 4 e 0.0847(5) 0.5312(10) 0.6702(8) 1. 0 d
Na5 Na1+ 4 e 0.2586(5) 0.9954(9) 0.1807(7) 1. 0 d
loop_
_atom_type_symbol
_atom_type_oxidation_number
Ge4+ 4.000
As3- -3.000
Na1+ 1.000
