Timberline Resources Corporation explores, evaluates, acquires, and develops mineral properties in the United States. It primarily explores for gold, silver, and copper deposits. The company's flagship property is the Eureka project, which covers an area of approximately 18,464 acres located in the southern part of the Eureka mining district, Nevada. It also holds interest in the Paiute project covering an area of approximately 1,346 acres located in the Battle Mountain mining district, Lander and Humboldt Counties, Nevada; Seven Troughs project covers 3900 acres in Lovelock in Pershing County, Nevada; and acquires Wolfpack Gold properties. The company was formerly known as Silver Crystal Mines, Inc. and changed its name to Timberline Resources Corporation in February 2004. Timberline Resources Corporation was incorporated in 1968 and is based in Hayden, Idaho. As of August 19, 2024, Timberline Resources Corporation operates as a subsidiary of McEwen Mining Inc.