What Is a Gold Equivalent Ounce (GEO)?

Equivalent ounce is an investing term used throughout the mining industry. For example, miners that primarily focus on gold might use gold equivalent ounce (GEO), silver miners often use silver equivalent ounce, and copper miners would likely focus on copper equivalent ounces. All of these variations on the term equivalent ounce are meant to do the same thing, create an equal footing across a miner's portfolio so investors can more easily evaluate production.