#------------------------------------------------------------------------------ #$Date: 2010-04-10 21:37:29 +0300 (Sat, 10 Apr 2010) $ #$Revision: 1071 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9010540.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_9010540 loop_ _publ_author_name 'Hawthorne, F. C.' 'Oberti, R.' 'Sardone, N.' _publ_section_title ; Sodium at the A site in clinoamphiboles: the effects of composition on patterns of order Sample: A10 - FE129 N.1 ; _journal_name_full 'The Canadian Mineralogist' _journal_page_first 577 _journal_page_last 593 _journal_volume 34 _journal_year 1996 _chemical_formula_sum 'Al1.85 Ca0.98 Fe0.76 H2 K0.018 Mg3.41 Na1.69 O24 Si7.08 Ti0.02' _chemical_name_mineral Pargasite _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 105.17 _cell_angle_gamma 90 _cell_length_a 9.839 _cell_length_b 17.963 _cell_length_c 5.291 _cell_volume 902.535 _exptl_crystal_density_diffrn 3.091 _[local]_cod_data_source_file cifdata.txt _[local]_cod_data_source_block 'global_5169' _[local]_cod_chemical_formula_sum_orig 'Si7.08 Al1.85 Mg3.41 Fe.76 Ti.02 Ca.98 Na1.69 K.018 H2 O24' _cod_database_code 9010540 loop_ _symmetry_equiv_pos_as_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 SiT1 0.28070 0.08550 0.30230 0.77000 0.00545 AlT1 0.28070 0.08550 0.30230 0.23000 0.00545 SiT2 0.29140 0.17330 0.81350 1.00000 0.00621 MgM1 0.00000 0.08940 0.50000 0.87000 0.00671 FeM1 0.00000 0.08940 0.50000 0.13000 0.00671 AlM2 0.00000 0.17640 0.00000 0.40000 0.00633 TiM2 0.00000 0.17640 0.00000 0.01000 0.00633 FeM2 0.00000 0.17640 0.00000 0.11000 0.00633 MgM2 0.00000 0.17640 0.00000 0.48000 0.00633 MgM3 0.00000 0.00000 0.00000 0.71000 0.00646 FeM3 0.00000 0.00000 0.00000 0.16000 0.00646 AlM3 0.00000 0.00000 0.00000 0.13000 0.00646 FeM4 0.00000 0.28030 0.50000 0.05000 0.00823 CaM4 0.00000 0.28030 0.50000 0.44000 0.00823 NaM4 0.00000 0.28030 0.50000 0.01000 0.00823 CaM4* 0.00000 0.25990 0.50000 0.05000 0.01013 NaM4* 0.00000 0.25990 0.50000 0.44000 0.01013 FeM4* 0.00000 0.25990 0.50000 0.01000 0.01013 NaAm 0.02210 0.50000 0.05850 0.07100 0.03217 KAm 0.02210 0.50000 0.05850 0.00200 0.03217 NaA2 0.00000 0.47300 0.00000 0.32400 0.03356 KA2 0.00000 0.47300 0.00000 0.00700 0.03356 H 0.19220 0.00000 0.76580 1.00000 0.00633 O1 0.10640 0.08840 0.21460 1.00000 0.01127 O2 0.11980 0.17400 0.73500 1.00000 0.00887 O-h3 0.10860 0.00000 0.71690 1.00000 0.01013 O4 0.36840 0.25050 0.78850 1.00000 0.01191 O5 0.35080 0.14130 0.11370 1.00000 0.01140 O6 0.34350 0.11610 0.61120 1.00000 0.01330 O7 0.33970 0.00000 0.27140 1.00000 0.01431