data_1001473
_chemical_name_systematic          'Distrontium erbium ruthenate(V)'
_chemical_formula_structural       'Sr2 Er (Ru O6)'
_chemical_formula_sum              'Er O6 Ru Sr2'
_publ_section_title
;
The crystal and magnetic structures of Ca~2~NdRuO~6~,Ca~2~HoRuO~6~ and
Sr~2~ErRuO~6~
;
loop_
_publ_author_name
  'Battle, P D'
  'Jones, C W'
  'Studer, F'
_journal_name_full                 'Journal of Solid State Chemistry'
_journal_coden_ASTM                JSSCBI
_journal_volume                    90
_journal_year                      1991
_journal_page_first                302
_journal_page_last                 312
_cell_length_a                     5.7500(2)
_cell_length_b                     5.7636(2)
_cell_length_c                     8.1354(3)
_cell_angle_alpha                  90
_cell_angle_beta                   90.22(1)
_cell_angle_gamma                  90
_cell_volume                       269.6
_cell_formula_units_Z              2
_symmetry_space_group_name_H-M     'P 1 21/n 1'
_symmetry_Int_Tables_number        14
_symmetry_cell_setting             monoclinic
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_type_symbol
_atom_type_oxidation_number
  Sr2+   2.000
  Er3+   3.000
  Ru5+   5.000
  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 e 0.0079(6) 0.0305(3) 0.2498(6) 1.  0 d
  Er1   Er3+   2 d 0.5 0. 0. 1.  0 d
  Ru1   Ru5+   2 c 0.5 0. 0.5 1.  0 d
  O1    O2-    4 e 0.2676(6) 0.2990(6) 0.0356(6) 1.  0 d
  O2    O2-    4 e 0.1984(6) 0.7707(6) 0.0354(5) 1.  0 d
  O3    O2-    4 e -0.0696(6) 0.4865(5) 0.2354(4) 1.  0 d
_refine_ls_R_factor_all            0.027