#------------------------------------------------------------------------------ #$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $ #$Revision: 176429 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/54/21/1542115.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_1542115 loop_ _publ_author_name 'Ennaciri, A.' 'Michel, D.' 'Perez y Jorba, M.' 'Pannetier, J.' _publ_section_title ; Neutron diffraction determination of the structure of an ordered scheelite - type: Zr3 Ge O8 ; _journal_name_full 'Materials Research Bulletin' _journal_page_first 793 _journal_page_last 799 _journal_volume 19 _journal_year 1984 _chemical_formula_sum 'Ge O4 Zr' _chemical_name_systematic 'Zr (Ge O4)' _space_group_IT_number 88 _symmetry_space_group_name_Hall 'I 4bw -1bw' _symmetry_space_group_name_H-M 'I 41/a :1' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 4.866 _cell_length_b 4.866 _cell_length_c 10.55 _cell_volume 249.802 _citation_journal_id_ASTM MRBUAC _cod_data_source_file Ennaciri_MRBUAC_1984_1252.cif _cod_data_source_block Ge1O4Zr1 _cod_original_cell_volume 249.8025 _cod_original_sg_symbol_Hall '-I 4ad (x,y+1/4,z+1/8)' _cod_original_formula_sum 'Ge1 O4 Zr1' _cod_database_code 1542115 loop_ _symmetry_equiv_pos_as_xyz x,y,z -y,x+1/2,z+1/4 -x+1/2,-y+1/2,z+1/2 y+1/2,-x,z+3/4 -x,-y+1/2,-z+1/4 y,-x,-z x-1/2,y,-z-1/4 -y-1/2,x+1/2,-z-1/2 x+1/2,y+1/2,z+1/2 -y+1/2,x+1,z+3/4 -x+1,-y+1,z+1 y+1,-x+1/2,z+5/4 -x+1/2,-y+1,-z+3/4 y+1/2,-x+1/2,-z+1/2 x,y+1/2,-z+1/4 -y,x+1,-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 Zr1 Zr+4 0 0 0.5 1 0.0 O1 O-2 0.2664 0.1726 0.0822 1 0.0 Ge1 Ge+4 0 0 0 1 0.0