data_image0 _chemical_formula_structural AgSe2 _chemical_formula_sum "Ag1 Se2" _cell_length_a 4.290330076691789 _cell_length_b 4.290330076691789 _cell_length_c 17.44401802976163 _cell_angle_alpha 90.0 _cell_angle_beta 90.0 _cell_angle_gamma 120.00000000000001 _space_group_name_H-M_alt "P 1" _space_group_IT_number 1 loop_ _space_group_symop_operation_xyz 'x, y, z' loop_ _atom_site_type_symbol _atom_site_label _atom_site_symmetry_multiplicity _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Ag Ag1 1.0 2.424358480070709e-18 1.79082181272293e-36 0.49999999972020126 1.0000 Se Se1 1.0 0.6666666667366188 0.3333333327021521 0.5691623462588035 1.0000 Se Se2 1.0 0.6666666667366188 0.3333333327021521 0.4308376537548614 1.0000