Unico Silver 

E2 Metals Limited, an Adelaide, Australia-based company established in 2005, specializes in the identification and appraisal of mineral wealth across Australia and Argentina. The firm's primary exploration efforts are directed towards uncovering deposits of gold, silver, and copper. Its most prominent venture is the Santa Cruz project, a significant property located in southern Argentina that spans roughly 90,000 hectares. The company was formerly known as National Energy Holdings Limited before adopting its current name, E2 Metals Limited, in December 2014.