data_2002520
_chemical_name_systematic          'Nonastrontium tetrazinc dicopper(I) oxide'
_chemical_formula_structural       'Sr9 Zn4 Cu2 O14'
_chemical_formula_sum              'Cu2 O14 Sr9 Zn4'
_publ_section_title
;
Ein neues Strontium-Oxometallat Sr9 Zn4 Cu2 O14, mit Sr2+ in
flaechenverknuepften Oktaedern
;
loop_
_publ_author_name
  'Boehlke, A'
  'Mueller-Buschbaum, Hk'
_journal_name_full
;
Zeitschrift fuer Anorganische und Allgemeine Chemie
;
_journal_volume                    583
_journal_year                      1990
_journal_page_first                17
_journal_page_last                 23
_cell_length_a                     22.217(14)
_cell_length_b                     3.612(1)
_cell_length_c                     11.286(6)
_cell_angle_alpha                  90
_cell_angle_beta                   98.63(5)
_cell_angle_gamma                  90
_cell_volume                       895.4
_cell_formula_units_Z              2
_symmetry_space_group_name_H-M     'C 1 2/m 1'
_symmetry_Int_Tables_number        12
_symmetry_cell_setting             monoclinic
loop_
_symmetry_equiv_pos_as_xyz
  'x,y,z'
  'x,-y,z'
  '-x,-y,-z'
  '-x,y,-z'
  '1/2+x,1/2+y,z'
  '1/2+x,1/2-y,z'
  '1/2-x,1/2-y,-z'
  '1/2-x,1/2+y,-z'
loop_
_atom_type_symbol
_atom_type_oxidation_number
  Sr2+   2.000
  Zn2+   2.000
  Cu1+   1.000
  O2-   -2.000
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
  Sr1   Sr2+   4 i 0.3132(1) 0. 0.1029(2) 1.  0 d
  Sr2   Sr2+   4 i 0.4902(1) 0. 0.1920(2) 1.  0 d
  Sr3   Sr2+   2 d 0. 0.5 0.5 1.  0 d
  Sr4   Sr2+   4 i 0.6938(1) 0. 0.5704(2) 1.  0 d
  Sr5   Sr2+   4 i 0.6867(1) 0. 0.2255(2) 1.  0 d
  Zn1   Zn2+   4 i 0.8905(1) 0. 0.2976(2) 1.  0 d
  Zn2   Zn2+   4 i 0.1024(1) 0. 0.0379(2) 1.  0 d
  Cu1   Cu1+   4 i 0.1061(1) 0. 0.3755(3) 1.  0 d
  O1    O2-    4 i 0.197(1) 0. 0.069(1) 1.  0 d
  O2    O2-    4 i 0.809(1) 0. 0.598(1) 1.  0 d
  O3    O2-    4 i 0.406(1) 0. 0.359(1) 1.  0 d
  O4    O2-    4 i 0.797(1) 0. 0.269(1) 1.  0 d
  O5    O2-    4 i 0.581(1) 0. 0.094(1) 1.  0 d
  O6    O2-    4 i 0.024(1) 0. 0.350(1) 1.  0 d
  O7    O2-    4 i 0.911(1) 0. 0.134(1) 1.  0 d
_refine_ls_R_factor_all            0.067