data_global _chemical_name_mineral 'Agardite-(Ce)' loop_ _publ_author_name 'Hess H' _journal_name_full 'Neues Jahrbuch fur Mineralogie, Monatshefte' _journal_volume 1983 _journal_year 1983 _journal_page_first 385 _journal_page_last 392 _publ_section_title ; Die kristallstruktur des chlorotils, SECu6(AsO4)3(OH)6*3H2O (SE = seltene erdmetalle) ; _database_code_amcsd 0014774 _chemical_compound_source 'Clara mine, Black Forest, Baden-Wurttemberg, Germany' _chemical_formula_sum 'Ce.707 Cu6 As3 O21 H12' _cell_length_a 13.605 _cell_length_b 13.605 _cell_length_c 5.917 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 948.482 _exptl_crystal_density_diffrn 3.688 _symmetry_space_group_name_H-M 'P 63/m' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x+y,-x,1/2-z' 'x-y,x,1/2+z' 'y,-x+y,-z' '-y,x-y,z' 'x,y,1/2-z' '-x,-y,1/2+z' 'x-y,x,-z' '-x+y,-x,z' '-y,x-y,1/2-z' 'y,-x+y,1/2+z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Ce 0.66667 0.33333 0.25000 0.70700 Cu 0.41091 0.31377 0.50230 1.00000 As 0.49393 0.14946 0.75000 1.00000 O1 0.57280 0.17920 0.51720 1.00000 O2 0.39140 0.39900 0.25000 1.00000 O3 0.41320 0.21370 0.75000 1.00000 O-H1 0.36920 0.37650 0.75000 1.00000 O-H2 0.43880 0.24320 0.25000 1.00000 Wat 0.16440 0.15510 0.46140 0.50000 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 Ce 0.01100 0.01100 0.00490 0.00550 0.00000 0.00000 Cu 0.02020 0.01580 0.00300 0.01310 0.00040 0.00030 As 0.01040 0.00780 0.00410 0.00430 0.00000 0.00000 O1 0.01570 0.01660 0.01020 0.00840 0.00560 0.00330 O2 0.02210 0.02090 0.00670 0.01700 0.00000 0.00000 O3 0.01810 0.01730 0.00560 0.01260 0.00000 0.00000 O-H1 0.02200 0.01620 0.00630 0.01260 0.00000 0.00000 O-H2 0.03940 0.02080 0.00600 0.02220 0.00000 0.00000 Wat 0.01310 0.01320 0.02690 -0.00290 0.00000 -0.00370