#------------------------------------------------------------------------------ #$Date: 2024-05-09 11:47:05 +0300 (Thu, 09 May 2024) $ #$Revision: 291792 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/01/14/9011419.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided the American Mineralogist Crystal Structure Database, # http://rruff.geo.arizona.edu/AMS/amcsd.php # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_9011419 loop_ _publ_author_name 'Allmann, R.' 'Lohse, H. N.' 'Hellner, E.' _publ_section_title ; Die kristallstruktur des koenenits, eine doppelschichtstruktur mit zwei inkommensurablen teilgittern Note: one of two substructures in koenenite ; _journal_name_full 'Zeitschrift fur Kristallographie' _journal_page_first 7 _journal_page_last 22 _journal_volume 126 _journal_year 1968 _chemical_formula_sum 'Ca0.222 Cl2 Mg0.111 Na0.667' _chemical_name_mineral Koenenite _space_group_IT_number 166 _symmetry_space_group_name_Hall '-R 3 2"' _symmetry_space_group_name_H-M 'R -3 m :H' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_length_a 4.072 _cell_length_b 4.072 _cell_length_c 32.64 _cell_formula_units_Z 3 _cell_volume 468.701 _database_code_amcsd 0010653 _exptl_crystal_density_diffrn 1.040 _cod_original_sg_symbol_H-M 'R -3 m' _cod_original_formula_sum '(Na.667 Ca.222 Mg.111) Cl2' _cod_database_code 9011419 loop_ _space_group_symop_operation_xyz x,y,z 2/3+x,1/3+y,1/3+z 1/3+x,2/3+y,2/3+z x,x-y,z 2/3+x,1/3+x-y,1/3+z 1/3+x,2/3+x-y,2/3+z y,x,-z 2/3+y,1/3+x,1/3-z 1/3+y,2/3+x,2/3-z -x+y,y,z 2/3-x+y,1/3+y,1/3+z 1/3-x+y,2/3+y,2/3+z -x,-x+y,-z 2/3-x,1/3-x+y,1/3-z 1/3-x,2/3-x+y,2/3-z -y,-x,z 2/3-y,1/3-x,1/3+z 1/3-y,2/3-x,2/3+z x-y,-y,-z 2/3+x-y,1/3-y,1/3-z 1/3+x-y,2/3-y,2/3-z y,-x+y,-z 2/3+y,1/3-x+y,1/3-z 1/3+y,2/3-x+y,2/3-z -x+y,-x,z 2/3-x+y,1/3-x,1/3+z 1/3-x+y,2/3-x,2/3+z -x,-y,-z 2/3-x,1/3-y,1/3-z 1/3-x,2/3-y,2/3-z -y,x-y,z 2/3-y,1/3+x-y,1/3+z 1/3-y,2/3+x-y,2/3+z x-y,x,-z 2/3+x-y,1/3+x,1/3-z 1/3+x-y,2/3+x,2/3-z loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Na 0.02660 0.02660 0.04177 0.01330 0.00000 0.00000 Ca 0.02660 0.02660 0.04177 0.01330 0.00000 0.00000 Mg 0.02660 0.02660 0.04177 0.01330 0.00000 0.00000 Cl 0.04813 0.04813 0.04053 0.02406 0.00000 0.00000 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv Na 0.00000 0.00000 0.00000 0.66700 0.02913 Ca 0.00000 0.00000 0.00000 0.22200 0.02913 Mg 0.00000 0.00000 0.00000 0.11100 0.02913 Cl 0.66667 0.33333 0.04636 1.00000 0.04559 loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 AMCSD 0010653