#------------------------------------------------------------------------------ #$Date: 2024-05-02 11:48:35 +0100 (Thu, 02 May 2024) $ #$Revision: 291455 $ #$URL: svn://www.crystallography.net/cod/cif/9/00/76/9007669.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_9007669 loop_ _publ_author_name 'Lyman, P. S.' 'Prewitt, C. T.' _publ_section_title ; Room- and high-pressure crystal chemistry of CoAs and FeAs Note: anisoB's taken from ICSD Sample: P = 2.25 GPa ; _journal_issue 1 _journal_name_full 'Acta Crystallographica, Section B' _journal_page_first 14 _journal_page_last 20 _journal_paper_doi 10.1107/S0108768184001695 _journal_volume 40 _journal_year 1984 _chemical_compound_source Synthetic _chemical_formula_sum 'As Fe' _chemical_name_mineral Westerveldite _space_group_IT_number 62 _symmetry_space_group_name_Hall '-P 2c 2n' _symmetry_space_group_name_H-M 'P n a m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 5.4240 _cell_length_b 5.9948 _cell_length_c 3.3386 _cell_formula_units_Z 4 _cell_volume 108.557 _database_code_amcsd 0009798 _diffrn_ambient_pressure 2.25e+06 _exptl_crystal_density_diffrn 8.001 _cod_original_formula_sum 'Fe As' _cod_database_code 9007669 loop_ _space_group_symop_operation_xyz x,y,z x,y,1/2-z -x,-y,1/2+z 1/2-x,1/2+y,1/2+z 1/2+x,1/2-y,1/2-z 1/2+x,1/2-y,z 1/2-x,1/2+y,-z -x,-y,-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 Fe 0.01043 0.00728 0.01129 0.00066 0.00000 0.00000 As 0.00894 0.00728 0.00791 0.00033 0.00000 0.00000 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Fe 0.00320 0.19890 0.25000 As 0.19860 0.57660 0.25000 loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 AMCSD 0009798