data_global _chemical_name_mineral 'Kanoite' loop_ _publ_author_name 'Gordon W A' 'Peacor D R' 'Brown P E' 'Essene E J' 'Allard L F' _journal_name_full 'American Mineralogist' _journal_volume 66 _journal_year 1981 _journal_page_first 127 _journal_page_last 141 _publ_section_title ; Exsolution relationship in a clinopyroxene of average composition Ca0.43Mn0.69Mg0.82Si2O6: X-ray diffraction and analytical electron microscopy ; _database_code_amcsd 0000806 _chemical_formula_sum '(Mg.52 Mn.48) Si O3' _cell_length_a 9.78 _cell_length_b 8.93 _cell_length_c 5.32 _cell_angle_alpha 90 _cell_angle_beta 108.6 _cell_angle_gamma 90 _cell_volume 440.356 _exptl_crystal_density_diffrn 3.472 _symmetry_space_group_name_H-M 'P 1 21/c 1' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,1/2+z' '-x,1/2+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 Mg1 0.25050 0.65440 0.23570 0.90000 Mn1 0.25050 0.65440 0.23570 0.10000 Mn2 0.25340 0.02350 0.23320 0.86000 Mg2 0.25340 0.02350 0.23320 0.14000 Si1a 0.04130 0.34110 0.27100 1.00000 Si1b 0.54660 0.83880 0.24080 1.00000 O1a 0.86740 0.33830 0.16520 1.00000 O1b 0.37260 0.83820 0.13670 1.00000 O2a 0.11810 0.50090 0.32550 1.00000 O2b 0.62390 0.99160 0.35890 1.00000 O3a 0.10340 0.25900 0.57070 1.00000 O3b 0.60380 0.71610 0.49010 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 Mg1 0.00566 0.00687 0.00927 0.00042 0.00047 0.00091 Mn1 0.00566 0.00687 0.00927 0.00042 0.00047 0.00091 Mn2 0.01001 0.01252 0.01352 0.00126 0.00142 0.00091 Mg2 0.01001 0.01252 0.01352 0.00126 0.00142 0.00091 Si1a 0.00740 0.00768 0.01236 -0.00084 0.00260 -0.00137 Si1b 0.00696 0.00848 0.01236 -0.00042 0.00260 -0.00137 O1a 0.00827 0.00929 0.01777 0.00084 0.00379 0.00205 O1b 0.01088 0.00889 0.01494 0.00042 0.00450 0.00228 O2a 0.01349 0.01050 0.01597 -0.00335 0.00379 -0.00274 O2b 0.00827 0.01535 0.01868 -0.00168 0.00213 -0.00388 O3a 0.00914 0.01656 0.01674 -0.00294 0.00284 0.00388 O3b 0.01001 0.01778 0.01443 0.00168 0.00118 0.00776