{"success":true,"data":{"mp_id":"mp-1074480","type":"TRA","summary":{"formula":"Mg4Si3","mp_id":"mp-1074480","nelements":2,"is_stable":false,"nsites":14,"density":2.31489,"volume":260.35732,"a":4.79264,"b":7.3395,"c":7.55376,"alpha":88.02394,"beta":80.74355,"gamma":83.17463,"space_group":"P-1","space_group_num":2,"crystal_system":"Triclinic","formation_energy_per_atom":0.1264,"energy_per_atom":-3.13043,"energy_above_hull":0.21949,"point_group":"-1","Bravais_Lattice":"aP","Bravais_Combination":"aP","packing_fraction":null,"uncorrected_energy_per_atom":-3.1608595635714285,"volume_per_atom":18.59695,"c_over_a":1.57612,"b_over_a":1.53141,"poisson_ratio":null,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":null,"g_vrh":null,"E_Calc(GPa)":null,"homogeneous_poisson":null,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":null,"Lame_Lambda(GPa)":null,"Pugh_Ratio(K\/G)":null,"Ductility":null,"bulk_modulus":null,"shear_modulus":null,"debye_temperature":null,"sound_velocity":null,"homogeneity":null},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":false,"total_magnetization":0.01453,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":6.0e-5},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1074480","mp_task_ids":["aaacjdnn","aaadxcmi"]}}}