Rosbel Jimenez Ibanez, a master's candidate in mining engineering, Statler College, will present their thesis defense, “Analysis of the Brittle Failure Mechanism of Underground Stone Mine Pillars by Implementing Numerical Modeling in FLAC 3D,” on Thursday, November 30, 2023, at 10 a.m. in 301 Mineral Resources Building Committee. Chair: Deniz Tuncay