{"success":true,"data":{"mp_id":"mp-1075120","type":"TRA","summary":{"formula":"Mg3Si4","mp_id":"mp-1075120","nelements":2,"is_stable":false,"nsites":14,"density":2.42783,"volume":253.41672,"a":7.12003,"b":7.12003,"c":8.45606,"alpha":75.47004,"beta":75.47004,"gamma":37.81479,"space_group":"Cm","space_group_num":8,"crystal_system":"Monoclinic","formation_energy_per_atom":0.16415,"energy_per_atom":-3.6348,"energy_above_hull":0.23397,"point_group":"m","Bravais_Lattice":"mC","Bravais_Combination":"mC","packing_fraction":null,"uncorrected_energy_per_atom":-3.6753736264285712,"volume_per_atom":18.10119,"c_over_a":1.18764,"b_over_a":1,"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":0.00052,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1075120","mp_task_ids":["aaacjesn","aaadbieh"]}}}