Eco Oro Minerals Corp. engages in the acquisition, exploration, and development of mineral properties in the Republic of Colombia. The company primarily explores for gold and silver deposits. It focuses on the development of Angostura Project in northeastern Colombia. The company was formerly known as Greystar Resources Ltd. and changed its name to Eco Oro Minerals Corp. in August 2011. Eco Oro Minerals Corp. was incorporated in 1997 and is based in Vancouver, Canada.