# generated using pymatgen data_Nb2CrSe4 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 7.21504453 _cell_length_b 7.21504453 _cell_length_c 12.48240500 _cell_angle_alpha 90.00000000 _cell_angle_beta 90.00000000 _cell_angle_gamma 120.00000482 _symmetry_Int_Tables_number 1 _chemical_formula_structural Nb2CrSe4 _chemical_formula_sum 'Nb8 Cr4 Se16' _cell_volume 562.73886610 _cell_formula_units_Z 4 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 Nb Nb0 1 0.47239600 0.52760400 0.75000000 1.0 Nb Nb1 1 0.94479200 0.47239600 0.25000000 1.0 Nb Nb2 1 0.00000000 0.00000000 0.25000000 1.0 Nb Nb3 1 0.47239600 0.94479200 0.75000000 1.0 Nb Nb4 1 0.00000000 0.00000000 0.75000000 1.0 Nb Nb5 1 0.52760400 0.47239600 0.25000000 1.0 Nb Nb6 1 0.05520800 0.52760400 0.75000000 1.0 Nb Nb7 1 0.52760400 0.05520800 0.25000000 1.0 Cr Cr8 1 0.00000000 0.00000000 0.50000000 1.0 Cr Cr9 1 0.00000000 0.00000000 0.00000000 1.0 Cr Cr10 1 0.66666700 0.33333300 0.75000000 1.0 Cr Cr11 1 0.33333300 0.66666700 0.25000000 1.0 Se Se12 1 0.83443900 0.16556100 0.87884700 1.0 Se Se13 1 0.33333300 0.66666700 0.90376200 1.0 Se Se14 1 0.66887800 0.83443900 0.12115300 1.0 Se Se15 1 0.66887800 0.83443900 0.37884700 1.0 Se Se16 1 0.33112200 0.16556100 0.87884700 1.0 Se Se17 1 0.16556100 0.33112200 0.12115300 1.0 Se Se18 1 0.16556100 0.83443900 0.12115300 1.0 Se Se19 1 0.66666700 0.33333300 0.09623800 1.0 Se Se20 1 0.16556100 0.83443900 0.37884700 1.0 Se Se21 1 0.83443900 0.16556100 0.62115300 1.0 Se Se22 1 0.83443900 0.66887800 0.62115300 1.0 Se Se23 1 0.16556100 0.33112200 0.37884700 1.0 Se Se24 1 0.83443900 0.66887800 0.87884700 1.0 Se Se25 1 0.33112200 0.16556100 0.62115300 1.0 Se Se26 1 0.33333300 0.66666700 0.59623800 1.0 Se Se27 1 0.66666700 0.33333300 0.40376200 1.0