{"success":true,"data":{"mp_id":"mp-21019","type":"TRA","summary":{"formula":"Cr2FeS4","mp_id":"mp-21019","nelements":3,"is_stable":false,"nsites":14,"density":3.81545,"volume":250.76788,"a":7.0783,"b":7.0783,"c":7.0783,"alpha":60,"beta":60,"gamma":60,"space_group":"Fd-3m","space_group_num":227,"crystal_system":"Cubic","formation_energy_per_atom":-0.84553,"energy_per_atom":-7.17778,"energy_above_hull":0.08044,"point_group":"m-3m","Bravais_Lattice":"cF","Bravais_Combination":"cF","packing_fraction":0.7405,"uncorrected_energy_per_atom":-6.890346947142858,"volume_per_atom":17.91199,"c_over_a":1,"b_over_a":1,"poisson_ratio":null,"Is_FCC":1,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":0.00034,"g_vrh":50.77034,"E_Calc(GPa)":null,"homogeneous_poisson":null,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":17754.317,"Lame_Lambda(GPa)":-33.84655333333333,"Pugh_Ratio(K\/G)":6.696823381525514e-6,"Ductility":"Ductile","bulk_modulus":null,"shear_modulus":null,"debye_temperature":null,"sound_velocity":null,"homogeneity":0.429},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":true,"total_magnetization":20,"ordering":"FM","num_magnetic_sites":6,"total_mag_norm_vol":0.07976},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-21019","mp_task_ids":["aaadmiii","aaadsmww","aaaecari","aaaeunfi","aaafxhll"]}}}