#------------------------------------------------------------------------------ #$Date: 2023-05-10 20:44:19 +0300 (Wed, 10 May 2023) $ #$Revision: 283658 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/00/15/9001562.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_9001562 loop_ _publ_author_name 'Della Ventura, G.' 'Robert, J.-L.' 'Beny, J.-M.' 'Raudsepp, M.' 'Hawthorne, F. C.' _publ_section_title ; The OH-F substitution in Ti-rich potassium richterite: Rietveld structure refinement and FTIR and micro-Raman spectroscopic studies of synthetic amphiboles in the system K2O-Na2O-CaO-MgO-SiO2-TiO2-H2O-HF Sample Rich62 Atomic parameters from ICSD ; _journal_name_full 'American Mineralogist' _journal_page_first 980 _journal_page_last 987 _journal_volume 78 _journal_year 1993 _chemical_formula_sum 'Ca F1.6 H0.4 K Mg5 Na O22.4 Si7.76 Ti0.24' _chemical_name_mineral Richterite _space_group_IT_number 12 _symmetry_space_group_name_Hall '-C 2y' _symmetry_space_group_name_H-M 'C 1 2/m 1' _cell_angle_alpha 90 _cell_angle_beta 104.908 _cell_angle_gamma 90 _cell_formula_units_Z 2 _cell_length_a 10.0166 _cell_length_b 18.0189 _cell_length_c 5.2871 _cell_volume 922.139 _database_code_amcsd 0001613 _exptl_crystal_density_diffrn 3.034 _cod_original_cell_volume 922.138 _cod_original_formula_sum 'O22.4 (F1.6 Si7.76) Ti.24 Mg5 (Na Ca) K H.4' _cod_database_code 9001562 loop_ _space_group_symop_operation_xyz x,y,z 1/2+x,1/2+y,z x,-y,z 1/2+x,1/2-y,z -x,y,-z 1/2-x,1/2+y,-z -x,-y,-z 1/2-x,1/2-y,-z 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 _atom_site_type_symbol _atom_site_attached_hydrogens O1 0.11040 0.08860 0.21620 1.00000 0.01013 O 0 O2 0.11680 0.16970 0.72480 1.00000 0.01013 O 0 O-H 0.10250 0.00000 0.71640 0.20000 0.01013 O 1 F 0.10250 0.00000 0.71640 0.80000 0.01013 F 0 O4 0.35630 0.24700 0.79330 1.00000 0.01013 O 0 O5 0.33610 0.12940 0.09480 1.00000 0.01393 O 0 O6 0.33610 0.11660 0.58970 1.00000 0.01393 O 0 O7 0.33400 0.00000 0.31960 1.00000 0.01520 O 0 Si1 0.27640 0.08460 0.29850 1.00000 0.00507 Si 0 Si2 0.28150 0.17040 0.81020 0.94000 0.00507 Si 0 Ti 0.28150 0.17040 0.81020 0.06000 0.00507 Ti 0 Mg1 0.00000 0.09030 0.50000 1.00000 0.00760 Mg 0 Mg2 0.00000 0.17960 0.00000 1.00000 0.00760 Mg 0 Mg3 0.00000 0.00000 0.00000 1.00000 0.00760 Mg 0 Na 0.00000 0.27570 0.50000 0.50000 0.01140 Na 0 Ca 0.00000 0.27570 0.50000 0.50000 0.01140 Ca 0 K 0.02500 0.50000 0.05760 0.50000 0.02913 K 0 loop_ _cod_changelog_entry_id _cod_changelog_entry_author _cod_changelog_entry_date _cod_changelog_entry_text 1 ;cod-tools version 3.8.0 Id: cif_guess_AMCSD_atom_types 9574 2023-05-10 09:00:05Z saulius ; 2023-05-10T18:47:33+03:00 ;Derived atom types and hydrogen counts from atom names that follow the AMCSD naming convention (Wat == water, O-H == hydroxyl). ; loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 AMCSD 0001613