data_global _chemical_name_mineral 'Zaccariniite' loop_ _publ_author_name 'Vymazalova A' 'Laufek F' 'Drabek M' 'Stanley C J' 'Baker R J' 'Bermejo R' 'Garuti G' 'Thalhammer O' 'Proenza J A' 'Longo F' _journal_name_full 'The Canadian Mineralogist' _journal_volume 50 _journal_year 2012 _journal_page_first 1321 _journal_page_last 1329 _publ_section_title ; Zaccariniite, RhNiAs, a new platinum-group mineral from Loma Peguera, Dominican Republic ; _database_code_amcsd 0019702 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Ni Rh As' _cell_length_a 3.5498 _cell_length_b 3.5498 _cell_length_c 6.1573 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 77.589 _exptl_crystal_density_diffrn 10.124 _symmetry_space_group_name_H-M 'P 4/n m m' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2-y,1/2-x,z' '1/2+y,1/2+x,-z' '1/2+y,-x,-z' '1/2-y,x,z' 'x,1/2-y,z' '-x,1/2+y,-z' '1/2+x,1/2+y,-z' '1/2-x,1/2-y,z' 'y,x,z' '-y,-x,-z' '-y,1/2+x,-z' 'y,1/2-x,z' '1/2-x,y,z' '1/2+x,-y,-z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Ni 0.75000 0.25000 0.00000 0.00595 Rh 0.25000 0.25000 0.36040 0.00317 As 0.25000 0.25000 0.75080 0.00266