data_global _chemical_name_mineral 'Kesterite' loop_ _publ_author_name 'Hall S R' 'Szymanski J T' 'Stewart J M' _journal_name_full 'The Canadian Mineralogist' _journal_volume 16 _journal_year 1978 _journal_page_first 131 _journal_page_last 137 _publ_section_title ; Kesterite, Cu2(Zn,Fe)SnS4, and stannite, Cu2(Fe,Zn)SnS4, structurally similar but distinct minerals ; _database_code_amcsd 0005151 _chemical_formula_sum 'Cu2 Sn (Zn.71 Fe.28 Cd.01) S4' _cell_length_a 5.427 _cell_length_b 5.427 _cell_length_c 10.871 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 320.176 _exptl_crystal_density_diffrn 4.535 _symmetry_space_group_name_H-M 'I -4' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,1/2+z' 'y,-x,-z' '1/2+y,1/2-x,1/2-z' '-x,-y,z' '1/2-x,1/2-y,1/2+z' '-y,x,-z' '1/2-y,1/2+x,1/2-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Cu 0.00000 0.00000 0.00000 1.00000 Sn 0.50000 0.50000 0.00000 1.00000 Cu 0.00000 0.50000 0.25000 1.00000 Zn 0.50000 0.00000 0.25000 0.71000 Fe 0.50000 0.00000 0.25000 0.28000 Cd 0.50000 0.00000 0.25000 0.01000 S 0.75600 0.75660 0.87220 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 Cu 0.01840 0.01840 0.01920 0.00000 0.00000 0.00000 Sn 0.00850 0.00850 0.00770 0.00000 0.00000 0.00000 Cu 0.01710 0.01710 0.01480 0.00000 0.00000 0.00000 Zn 0.01460 0.01460 0.01530 0.00000 0.00000 0.00000 Fe 0.01460 0.01460 0.01530 0.00000 0.00000 0.00000 Cd 0.01460 0.01460 0.01530 0.00000 0.00000 0.00000 S 0.01080 0.01060 0.01070 -0.00040 0.00040 0.00050