#------------------------------------------------------------------------------ #$Date: 2016-02-16 14:49:47 +0200 (Tue, 16 Feb 2016) $ #$Revision: 176465 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/01/12/9011276.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_9011276 loop_ _publ_author_name 'Baker, C. L.' 'Lincoln, F. J.' 'Johnson, A. W. S.' _publ_section_title ; A low-temperature structural phase transformation in CuAgS Locality: Gowganda, Ontario, Canada Sample: T = 120 K Note: dimorphic with stromeyerite ; _journal_name_full 'Acta Crystallographica, Section B' _journal_page_first 891 _journal_page_last 899 _journal_volume 47 _journal_year 1991 _chemical_formula_structural CuAgS _chemical_formula_sum 'Ag Cu S' _space_group_IT_number 26 _symmetry_space_group_name_Hall 'P 2c -2' _symmetry_space_group_name_H-M 'P m c 21' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 4.0470 _cell_length_b 6.5920 _cell_length_c 7.9300 _cell_volume 211.555 _diffrn_ambient_temperature 120 _exptl_crystal_density_diffrn 6.389 _cod_original_formula_sum 'Cu Ag S' _cod_database_code 9011276 loop_ _symmetry_equiv_pos_as_xyz x,y,z x,-y,1/2+z -x,y,z -x,-y,1/2+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 Cu1 0.00550 0.01070 0.01220 0.00000 0.00000 0.00130 Cu2 0.00580 0.00880 0.00940 0.00000 0.00000 0.00060 Ag1 0.01030 0.03220 0.01170 0.00000 0.00000 -0.01380 Ag2 0.01380 0.02330 0.00770 0.00000 0.00000 0.00370 S1 0.00380 0.00580 0.00850 0.00000 0.00000 0.00020 S2 0.00560 0.00730 0.00920 0.00000 0.00000 -0.00090 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Cu1 0.00000 0.56740 0.72970 Cu2 0.50000 0.06630 0.74240 Ag1 0.00000 -0.05600 0.50000 Ag2 0.50000 0.44020 0.97280 S1 0.00000 0.21610 0.72150 S2 0.50000 0.71330 0.75940