Transatlantic Mining Corp. engages in the acquisition and exploration of mineral properties in the United States. The company has an 80% interest in the Monitor copper-gold project in Idaho. It also holds options to acquire 100% interests in the US Grant gold-silver mine & mill complex and the Kearsarge gold project in Montana. In addition, the company has an option with lease to acquire a 100% interest in the Miller gold mine in Montana. The company was formerly known as Archean Star Resources Inc. and changed its name to Transatlantic Mining Corp. in February 2014. Transatlantic Mining Corp. was founded in 2011 and is headquartered in Vancouver, Canada.