{"success":true,"data":{"mp_id":"mp-1073665","type":"TRA","summary":{"formula":"MgSi2","mp_id":"mp-1073665","nelements":2,"is_stable":false,"nsites":12,"density":2.56664,"volume":208.26192,"a":5.20243,"b":5.4411,"c":7.75633,"alpha":108.2618,"beta":91.8887,"gamma":91.28726,"space_group":"P1","space_group_num":1,"crystal_system":"Triclinic","formation_energy_per_atom":0.22749,"energy_per_atom":-3.93287,"energy_above_hull":0.28179,"point_group":"1","Bravais_Lattice":"aP","Bravais_Combination":"aP","packing_fraction":null,"uncorrected_energy_per_atom":-3.9802075525,"volume_per_atom":17.35516,"c_over_a":1.49091,"b_over_a":1.04588,"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":0.00058,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1073665","mp_task_ids":["aaacjcid","aaaeahui"]}}}