data_global _chemical_name_mineral 'Fangite' loop_ _publ_author_name 'Wilson J R' 'Sen Gupta P K' 'Robinson P D' 'Criddle A J' _journal_name_full 'American Mineralogist' _journal_volume 78 _journal_year 1993 _journal_page_first 1096 _journal_page_last 1103 _publ_section_title ; Fangite, Tl3AsS4, a new thallium arsenic sulfosalt from the Mercur Au deposit, Utah, and revised optical data for gillulyite ; _database_code_amcsd 0001617 _chemical_formula_sum 'Tl3 As S4' _cell_length_a 8.894 _cell_length_b 10.855 _cell_length_c 9.079 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 876.526 _exptl_crystal_density_diffrn 6.186 _symmetry_space_group_name_H-M 'P n m a' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,z' '-x,1/2+y,-z' '1/2-x,1/2+y,1/2+z' '1/2+x,1/2-y,1/2-z' '1/2+x,y,1/2-z' '1/2-x,-y,1/2+z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Tl1 0.06120 0.04940 0.19580 Tl2 0.38370 0.25000 -0.10940 As 0.28070 0.25000 0.47440 S1 0.30600 0.25000 0.23380 S2 0.00400 0.25000 0.93200 S3 0.15570 0.08690 0.53540 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 Tl1 0.03310 0.02360 0.03140 0.00210 -0.00050 -0.00280 Tl2 0.02490 0.06400 0.02800 0.00000 0.00200 0.00000 As 0.01500 0.02000 0.01400 0.00000 0.00000 0.00000 S1 0.02100 0.03300 0.00600 0.00000 -0.00100 0.00000 S2 0.02000 0.03200 0.02400 0.00000 0.00500 0.00000 S3 0.02800 0.02400 0.03500 -0.00800 0.00200 0.00600