# generated using pymatgen data_HgSe _symmetry_space_group_name_H-M 'P 1' _cell_length_a 4.37886567 _cell_length_b 4.37886594 _cell_length_c 4.37886635 _cell_angle_alpha 60.00001242 _cell_angle_beta 60.00001033 _cell_angle_gamma 60.00000004 _symmetry_Int_Tables_number 1 _chemical_formula_structural HgSe _chemical_formula_sum 'Hg1 Se1' _cell_volume 59.37040878 _cell_formula_units_Z 1 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 '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 Hg Hg0 1 -0.00000000 -0.00000000 0.00000000 1.0 Se Se1 1 0.25000000 0.25000000 0.25000000 1.0