Solis Minerals Ltd. engages in the acquisition and exploration of mineral properties in Peru and Brazil. It explores for copper, gold, silver, molybdenum, lithium, and iron oxide copper/gold (IOCG) deposits. The company was formerly known as Westminster Resources Ltd. and changed its name to Solis Minerals Ltd. in July 2021. Solis Minerals Ltd. was incorporated in 2005 and is headquartered in West Leederville, Australia.