data_global _chemical_name_mineral 'Jadeite' loop_ _publ_author_name 'Nestola F' 'Ballaran T B' 'Liebske C' 'Thompson R' 'Downs R T' _journal_name_full 'American Mineralogist' _journal_volume 93 _journal_year 2008 _journal_page_first 1005 _journal_page_last 1013 _publ_section_title ; The effect of the hedenbergitic substitution on the compressibility of jadeite Sample: Jd0Hd100 at P = 3.80 GPa ; _database_code_amcsd 0004601 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Ca Fe Si2 O6' _cell_length_a 9.7553 _cell_length_b 8.8998 _cell_length_c 5.1923 _cell_angle_alpha 90 _cell_angle_beta 104.290 _cell_angle_gamma 90 _cell_volume 436.848 _exptl_crystal_density_diffrn 3.772 _symmetry_space_group_name_H-M 'C 1 2/c 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,1/2+z' '1/2+x,1/2-y,1/2+z' '-x,y,1/2-z' '1/2-x,1/2+y,1/2-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_U_iso_or_equiv CaM2 0.00000 0.30210 0.25000 0.00960 Fe2+M1 0.00000 0.90860 0.25000 0.00860 SiT 0.28780 0.09360 0.23140 0.00610 O1 0.12010 0.09110 0.15220 0.00920 O2 0.36210 0.24960 0.32620 0.01300 O3 0.35190 0.02260 0.98850 0.01000