data_global _chemical_name_mineral 'Actinolite' loop_ _publ_author_name 'Evans B W' 'Yang H' _journal_name_full 'American Mineralogist' _journal_volume 83 _journal_year 1998 _journal_page_first 458 _journal_page_last 475 _publ_section_title ; Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: 67-3172, from Carr Fork Mine, Bingham, Utah in cpx hornfels rock ; _database_code_amcsd 0001983 _chemical_formula_sum 'Fe.905 Mn.02 Mg4.083 Al.252 Ti.014 Ca1.904 Na.232 Si7.788 K.096 H1.566 O23.274 F.726' _cell_length_a 9.855 _cell_length_b 18.069 _cell_length_c 5.283 _cell_angle_alpha 90 _cell_angle_beta 104.79 _cell_angle_gamma 90 _cell_volume 909.575 _exptl_crystal_density_diffrn 3.104 _symmetry_space_group_name_H-M 'C 1 2/m 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,z' '1/2+x,1/2-y,z' '-x,y,-z' '1/2-x,1/2+y,-z' '-x,-y,-z' '1/2-x,1/2-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Fe1 0.00000 0.08810 0.50000 0.16500 Mn1 0.00000 0.08810 0.50000 0.00300 Mg1 0.00000 0.08810 0.50000 0.83200 Fe2 0.00000 0.17720 0.00000 0.20100 Mn2 0.00000 0.17720 0.00000 0.00600 Mg2 0.00000 0.17720 0.00000 0.77300 Al2 0.00000 0.17720 0.00000 0.02000 Ti2 0.00000 0.17720 0.00000 0.00700 Fe3 0.00000 0.00000 0.00000 0.13100 Mg3 0.00000 0.00000 0.00000 0.86900 Fe4 0.00000 0.27780 0.50000 0.02100 Mn4 0.00000 0.27780 0.50000 0.00100 Mg4 0.00000 0.27780 0.50000 0.00200 Ca4 0.00000 0.27780 0.50000 0.95200 Na4 0.00000 0.27780 0.50000 0.02400 Si1 0.28030 0.08410 0.29680 0.94700 Al1 0.28030 0.08410 0.29680 0.05300 Si2 0.28860 0.17100 0.80440 1.00000 NaA(m) 0.03000 0.50000 0.06400 0.09200 KA(m) 0.03000 0.50000 0.06400 0.04800 H 0.18600 0.00000 0.72900 0.78300 O1 0.11140 0.08620 0.21740 1.00000 O2 0.11910 0.17160 0.72440 1.00000 O3 0.10900 0.00000 0.71480 0.63700 F3 0.10900 0.00000 0.71480 0.36300 O4 0.36540 0.24780 0.79220 1.00000 O5 0.34600 0.13430 0.09930 1.00000 O6 0.34390 0.11860 0.59030 1.00000 O7 0.33710 0.00000 0.29180 1.00000 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 Fe1 0.00874 0.00662 0.00608 0.00000 0.00197 0.00000 Mn1 0.00874 0.00662 0.00608 0.00000 0.00197 0.00000 Mg1 0.00874 0.00662 0.00608 0.00000 0.00197 0.00000 Fe2 0.00828 0.00496 0.00648 0.00000 0.00099 0.00000 Mn2 0.00828 0.00496 0.00648 0.00000 0.00099 0.00000 Mg2 0.00828 0.00496 0.00648 0.00000 0.00099 0.00000 Al2 0.00828 0.00496 0.00648 0.00000 0.00099 0.00000 Ti2 0.00828 0.00496 0.00648 0.00000 0.00099 0.00000 Fe3 0.00736 0.00496 0.00516 0.00000 0.00074 0.00000 Mg3 0.00736 0.00496 0.00516 0.00000 0.00074 0.00000 Fe4 0.01196 0.00827 0.01163 0.00000 0.00616 0.00000 Mn4 0.01196 0.00827 0.01163 0.00000 0.00616 0.00000 Mg4 0.01196 0.00827 0.01163 0.00000 0.00616 0.00000 Ca4 0.01196 0.00827 0.01163 0.00000 0.00616 0.00000 Na4 0.01196 0.00827 0.01163 0.00000 0.00616 0.00000 Si1 0.00552 0.00496 0.00502 -0.00087 0.00099 0.00000 Al1 0.00552 0.00496 0.00502 -0.00087 0.00099 0.00000 Si2 0.00644 0.00496 0.00489 -0.00087 0.00099 0.00000 O1 0.00644 0.00662 0.00833 0.00000 0.00099 0.00000 O2 0.00598 0.00827 0.00872 -0.00174 0.00173 -0.00047 O3 0.00782 0.00827 0.00727 0.00000 0.00222 0.00000 F3 0.00782 0.00827 0.00727 0.00000 0.00222 0.00000 O4 0.01012 0.00827 0.01005 -0.00262 0.00271 -0.00094 O5 0.00874 0.01158 0.00820 0.00000 0.00197 0.00327 O6 0.00920 0.01158 0.00780 -0.00087 0.00123 -0.00374 O7 0.00966 0.00496 0.01626 0.00000 0.00173 0.00000