Monumental Minerals Corp., an exploration stage company, engages in the acquisition and exploration of mineral properties in Canada and Mexico. It has an option to acquire 100% interest in the Weyman property that includes eight mineral claims located in the southeast area of Kamloops, British Columbia; and the Jemi Project consisting of 6 mineral concessions comprising approximately 3,560 hectares located in the Ocampo municipality of Coahuila State, Mexico. The company was formerly known as Monumental Gold Corp. and changed its name to Monumental Minerals Corp. in November 2021. Monumental Minerals Corp. was incorporated in 2020 and is headquartered in Vancouver, Canada.