data_global _chemical_name_mineral 'Tremolite' loop_ _publ_author_name 'Oberti R' 'Camara F' 'Ottolini L' _journal_name_full 'American Mineralogist' _journal_volume 90 _journal_year 2005 _journal_page_first 732 _journal_page_last 736 _publ_section_title ; Clinoholmquistite discredited: The new amphibole end-member fluoro-sodic-pedrizite sample from Tastyg spodumene deposit, Tuva, Siberia, Russia ; _database_code_amcsd 0003771 _chemical_formula_sum 'Na.31 K.1 Mg4.75 Fe.18 Mn.01 Ti.01 Zn.01 Al.144 Ca1.85 Si7.928 B.008 O23.67 F.33 H1.67' _cell_length_a 9.848 _cell_length_b 18.049 _cell_length_c 5.279 _cell_angle_alpha 90 _cell_angle_beta 104.73 _cell_angle_gamma 90 _cell_volume 907.486 _exptl_crystal_density_diffrn 3.022 _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 _atom_site_U_iso_or_equiv NaA2 0.00000 0.48300 0.00000 0.03100 0.02533 KA2 0.00000 0.48300 0.00000 0.01900 0.02533 NaAm 0.04000 0.50000 0.09300 0.04900 0.01013 KAm 0.04000 0.50000 0.09300 0.03100 0.01013 Mg1 0.00000 0.08800 0.50000 0.98000 0.00709 Fe1 0.00000 0.08800 0.50000 0.04000 0.00709 Mg2 0.00000 0.17700 0.00000 0.97500 0.00671 Fe2 0.00000 0.17700 0.00000 0.01000 0.00671 Mn2 0.00000 0.17700 0.00000 0.00500 0.00671 Ti2 0.00000 0.17700 0.00000 0.00500 0.00671 Zn2 0.00000 0.17700 0.00000 0.00500 0.00671 Mg3 0.00000 0.00000 0.00000 0.84000 0.00747 Al3 0.00000 0.00000 0.00000 0.08000 0.00747 Fe3 0.00000 0.00000 0.00000 0.08000 0.00747 Ca4 0.00000 0.27780 0.50000 0.92500 0.01001 Na4 0.00000 0.27780 0.50000 0.07500 0.01001 Si1 0.28020 0.08420 0.29740 0.99100 0.00557 Al1 0.28020 0.08420 0.29740 0.00800 0.00557 B1 0.28020 0.08420 0.29740 0.00100 0.00557 Si2 0.28810 0.17120 0.80470 0.99100 0.00570 Al2 0.28810 0.17120 0.80470 0.00800 0.00570 B2 0.28810 0.17120 0.80470 0.00100 0.00570 O1 0.11170 0.08590 0.21790 1.00000 0.00697 O2 0.11860 0.17090 0.72500 1.00000 0.00747 O3 0.10870 0.00000 0.71550 0.83500 0.00963 F 0.10870 0.00000 0.71550 0.16500 0.00963 O4 0.36470 0.24800 0.79280 1.00000 0.00963 O5 0.34650 0.13400 0.09960 1.00000 0.00937 O6 0.34370 0.11840 0.59020 1.00000 0.00861 O7 0.33740 0.00000 0.29210 1.00000 0.01001 H 0.19000 0.00000 0.75900 0.83500 0.00253 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 NaA2 0.04044 0.02641 0.03697 0.00000 0.02932 0.00000 KA2 0.04044 0.02641 0.03697 0.00000 0.02932 0.00000 NaAm 0.00092 0.02145 0.00964 0.00000 0.00246 0.00000 KAm 0.00092 0.02145 0.00964 0.00000 0.00246 0.00000 Mg1 0.00689 0.00660 0.00806 0.00000 0.00197 0.00000 Fe1 0.00689 0.00660 0.00806 0.00000 0.00197 0.00000 Mg2 0.00643 0.00660 0.00766 0.00000 0.00197 0.00000 Fe2 0.00643 0.00660 0.00766 0.00000 0.00197 0.00000 Mn2 0.00643 0.00660 0.00766 0.00000 0.00197 0.00000 Ti2 0.00643 0.00660 0.00766 0.00000 0.00197 0.00000 Zn2 0.00643 0.00660 0.00766 0.00000 0.00197 0.00000 Mg3 0.00735 0.00660 0.00779 0.00000 0.00123 0.00000 Al3 0.00735 0.00660 0.00779 0.00000 0.00123 0.00000 Fe3 0.00735 0.00660 0.00779 0.00000 0.00123 0.00000 Ca4 0.01103 0.00825 0.01281 0.00000 0.00690 0.00000 Na4 0.01103 0.00825 0.01281 0.00000 0.00690 0.00000 Si1 0.00506 0.00495 0.00687 -0.00087 0.00123 -0.00047 Al1 0.00506 0.00495 0.00687 -0.00087 0.00123 -0.00047 B1 0.00506 0.00495 0.00687 -0.00087 0.00123 -0.00047 Si2 0.00506 0.00495 0.00660 -0.00087 0.00148 0.00000 Al2 0.00506 0.00495 0.00660 -0.00087 0.00148 0.00000 B2 0.00506 0.00495 0.00660 -0.00087 0.00148 0.00000 O1 0.00597 0.00660 0.00779 0.00000 0.00074 0.00000 O2 0.00551 0.00825 0.00832 -0.00087 0.00099 -0.00093 O3 0.00919 0.00990 0.01030 0.00000 0.00246 0.00000 F 0.00919 0.00990 0.01030 0.00000 0.00246 0.00000 O4 0.01057 0.00660 0.01122 -0.00348 0.00296 -0.00047 O5 0.00873 0.00990 0.00911 0.00000 0.00197 0.00327 O6 0.00735 0.00990 0.00792 0.00000 0.00197 -0.00233 O7 0.00965 0.00660 0.01387 0.00000 0.00197 0.00000