Halbouty Hall houses the Geology Department at Texas A&M. A 2017 renovation to one of the lecture halls included the installation of 170 model 90.12.00.4 Citation chairs. These chairs are equipped with a custom shaped writing tablet. The seating is finished with Charcoal Grey plastic and powder coat (paint), writing tablets are surfaced with Wilsonart Pearl Soapstone laminate and the backs and seats are upholstered with C.F. Stinson New Hempstead Azure.