data_global _chemical_name_mineral 'Ankinovichite' loop_ _publ_author_name 'Karpenko V Y' 'Pautov L A' 'Sokolova E V' 'Hawthorne F C' 'Agakhanov A A' 'Dikaya T V' _journal_name_full 'Zapiski Vserossijskogo Mineralogicheskogo Obshchestva' _journal_volume 133 _journal_year 2004 _journal_page_first 59 _journal_page_last 70 _publ_section_title ; Ankinovichite - the nickel analogue of alvanite - a new mineral from Kurumsak (Kazakhstan) and Kara-Chagyr (Kyrgystan) Note: isostructural with alvanite ; _database_code_amcsd 0015715 _chemical_compound_source 'Kara-Chagyr, Kyrgystan' _chemical_formula_sum '(Ni.72 Zn.28) Al4 V1.88 O20 H16' _cell_length_a 17.8098 _cell_length_b 5.1228 _cell_length_c 8.8665 _cell_angle_alpha 90 _cell_angle_beta 92.141 _cell_angle_gamma 90 _cell_volume 808.380 _exptl_crystal_density_diffrn 2.467 _symmetry_space_group_name_H-M 'P 1 21/n 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2-y,1/2+z' '1/2-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 _atom_site_U_iso_or_equiv NiM 0.00000 0.50000 0.50000 0.72000 0.00590 ZnM 0.00000 0.50000 0.50000 0.28000 0.00590 Al1 0.99870 0.99790 0.32640 1.00000 0.00920 Al2 0.00210 0.50110 0.83930 1.00000 0.00930 V 0.24260 0.11700 0.13590 0.94000 0.00640 O1 0.29120 0.84500 0.22470 1.00000 0.02200 O2 0.17130 0.01400 0.03170 1.00000 0.01600 O3 0.29940 0.26700 0.02550 1.00000 0.02100 O-H4 0.05620 0.32040 0.68060 1.00000 0.00600 O-H5 0.44730 0.35520 0.99320 1.00000 0.00500 O-H6 0.94550 0.68030 0.67460 1.00000 0.00600 O-H7 0.05730 0.39130 0.00610 1.00000 0.00600 O-H8 0.05700 0.80600 0.81070 1.00000 0.00700 O-H9 0.94470 0.19900 0.79950 1.00000 0.01000 O10 0.20780 0.21800 0.69560 1.00000 0.03900 H1 0.23400 0.17000 0.78600 1.00000 ? H2 0.22300 0.14300 0.61300 1.00000 ?