data_global _chemical_name_mineral 'Makarochkinite' loop_ _publ_author_name 'Yakubovich O V' 'Malinovskii Y A' 'Polyakov V O' _journal_name_full 'Kristallografiya' _journal_volume 35 _journal_year 1990 _journal_page_first 1388 _journal_page_last 1394 _publ_section_title ; Crystal structure of makarochkinite of the Il'menskii National Forest, Russia ; _database_code_amcsd 0014190 _chemical_compound_source 'From type locality, a granite pegmatite in mine 400' _chemical_formula_sum '(Ca3.5 Na.5) Fe10.3 Ti1.2 Mg.5 Si8.8 Be2 Al1.2 O40' _cell_length_a 10.352 _cell_length_b 10.744 _cell_length_c 8.864 _cell_angle_alpha 105.73 _cell_angle_beta 96.16 _cell_angle_gamma 124.91 _cell_volume 733.912 _exptl_crystal_density_diffrn 3.924 _symmetry_space_group_name_H-M 'P -1' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,-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 Ca1 0.21707 0.63163 0.39356 0.90000 0.01279 Na1 0.21707 0.63163 0.39356 0.10000 0.01279 Ca2 0.65229 0.60165 0.37805 0.85000 0.01418 Na2 0.65229 0.60165 0.37805 0.15000 0.01418 Fe3+1 0.00000 0.00000 0.50000 0.80000 0.00887 Ti1 0.00000 0.00000 0.50000 0.10000 0.00887 Mg1 0.00000 0.00000 0.50000 0.10000 0.00887 Fe3+2 0.00000 0.50000 0.00000 0.90000 0.00887 Ti2 0.00000 0.50000 0.00000 0.10000 0.00887 Fe2+3 0.32197 0.85966 0.17432 0.95000 0.00861 Mg3 0.32197 0.85966 0.17432 0.05000 0.00861 Fe2+4 0.76900 0.82155 0.14411 0.95000 0.00975 Mg4 0.76900 0.82155 0.14411 0.05000 0.00975 Fe2+5 0.09463 0.94084 0.06155 0.90000 0.00874 Mg5 0.09463 0.94084 0.06155 0.10000 0.00874 Fe2+6 0.59473 0.94052 0.06206 1.00000 0.00925 Fe3+7 0.99571 0.73865 0.26034 0.50000 0.00912 Ti7 0.99571 0.73865 0.26034 0.50000 0.00912 Si1 0.46933 0.23668 0.33228 0.40000 0.00709 Be1 0.46933 0.23668 0.33228 0.50000 0.00709 Al1 0.46933 0.23668 0.33228 0.10000 0.00709 Si2 0.98333 0.23634 0.34350 0.80000 0.00747 Al2 0.98333 0.23634 0.34350 0.20000 0.00747 Si3 0.78613 0.34289 0.24134 0.70000 0.00646 Al3 0.78613 0.34289 0.24134 0.30000 0.00646 Si4 0.27318 0.33686 0.22679 0.50000 0.00697 Be4 0.27318 0.33686 0.22679 0.50000 0.00697 Si5 0.64411 0.94279 0.44510 1.00000 0.00697 Si6 0.35651 0.55814 0.05077 1.00000 0.00709 O1 0.34920 0.06540 0.16440 1.00000 0.01089 O2 0.85730 0.06580 0.17290 1.00000 0.01165 O3 0.55470 0.95540 0.29400 1.00000 0.01140 O4 0.01830 0.93480 0.26720 1.00000 0.01634 O5 0.24170 0.87490 0.39360 1.00000 0.01077 O6 0.75020 0.87850 0.38990 1.00000 0.01102 O7 0.49430 0.19600 0.49520 1.00000 0.01089 O8 0.95490 0.78000 0.48860 1.00000 0.01153 O9 0.89070 0.32000 0.37990 1.00000 0.01153 O10 0.39640 0.33820 0.36080 1.00000 0.01013 O11 0.65850 0.16980 0.06710 1.00000 0.01178 O12 0.14890 0.16460 0.06220 1.00000 0.01279 O13 0.52660 0.71010 0.03930 1.00000 0.01064 O14 0.06690 0.73480 0.06440 1.00000 0.01570 O15 0.24590 0.61270 0.11630 1.00000 0.01077 O16 0.74760 0.60200 0.13230 1.00000 0.01077 O17 0.39910 0.49730 0.18630 1.00000 0.01039 O18 0.94210 0.51390 0.22510 1.00000 0.01013 O19 0.16020 0.37180 0.31860 1.00000 0.01140 O20 0.66700 0.36970 0.33760 1.00000 0.01064