data_global _chemical_name_mineral 'Armangite' loop_ _publ_author_name 'Moore P B' 'Araki T' _journal_name_full 'American Mineralogist' _journal_volume 64 _journal_year 1979 _journal_page_first 748 _journal_page_last 757 _publ_section_title ; Armangite, Mn26[As6(OH)4O14][As6O18]2[CO3], a fluorite derivative structure ; _database_code_amcsd 0000738 _chemical_formula_sum 'C Mn26 As18 O57' _cell_length_a 13.491 _cell_length_b 13.491 _cell_length_c 8.855 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 1395.749 _exptl_crystal_density_diffrn 4.403 _symmetry_space_group_name_H-M 'P -3' loop_ _space_group_symop_operation_xyz 'x,y,z' 'y,-x+y,-z' '-x+y,-x,z' '-x,-y,-z' '-y,x-y,z' 'x-y,x,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy C 0.00000 0.00000 0.00000 1.00000 Mn1 0.33333 0.66667 0.30314 1.00000 Mn2 0.33535 0.16007 0.30385 1.00000 Mn3 0.33164 0.41219 0.31632 1.00000 Mn4 0.09437 0.41460 0.35678 1.00000 Mn5 0.25044 0.24126 -0.00272 1.00000 As1 0.09897 0.18907 0.34454 1.00000 As2 0.58542 0.17085 0.37161 1.00000 As3 0.29352 0.49418 0.00731 1.00000 O1 0.22140 0.22850 0.23360 1.00000 O2 0.02310 0.24270 0.23970 1.00000 O3 0.17250 0.31750 0.45490 1.00000 O4 0.44250 0.07600 0.32700 1.00000 O5 0.57610 0.17060 0.57600 1.00000 O6 0.65400 0.08810 0.37500 1.00000 O7 0.38550 0.43980 0.06760 1.00000 O8 0.24250 0.49610 0.19160 1.00000 O9 0.18440 0.35880 0.94270 1.00000 O10 0.11150 0.05200 0.00000 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 C 0.01480 0.01480 0.00874 0.00740 0.00000 0.00000 Mn1 0.01030 0.01030 0.01029 0.00512 0.00000 0.00000 Mn2 0.01196 0.01148 0.00743 0.00609 0.00026 -0.00005 Mn3 0.01231 0.01169 0.01998 0.00629 -0.00236 -0.00089 Mn4 0.01238 0.01162 0.01732 0.00657 -0.00100 -0.00183 Mn5 0.01162 0.03236 0.00945 0.00636 0.00037 -0.00079 As1 0.01058 0.01086 0.01088 0.00574 0.00089 0.00105 As2 0.00996 0.00961 0.01200 0.00477 -0.00079 0.00047 As3 0.01618 0.01127 0.00973 0.00595 0.00000 -0.00058 O1 0.00982 0.01805 0.01247 0.00809 0.00079 -0.00068 O2 0.01065 0.01729 0.01374 0.00975 -0.00079 -0.00189 O3 0.01846 0.01667 0.00874 0.00975 -0.00362 -0.00519 O4 0.00920 0.01445 0.02157 0.00477 -0.00367 -0.00042 O5 0.01425 0.02005 0.01287 0.00761 -0.00199 -0.00466 O6 0.01093 0.01508 0.02129 0.00615 0.00021 -0.00419 O7 0.01812 0.02856 0.02026 0.01494 -0.00058 0.00309 O8 0.01909 0.01895 0.01136 0.00733 0.00215 -0.00173 O9 0.01314 0.01397 0.00898 0.00512 -0.00115 -0.00325 O10 0.01604 0.02268 0.03206 0.00781 -0.00252 -0.00461