The Caserones Copper Mine is located in the Chilean Andes, 4000m above sea level. Structures here must be able to withstand heavy snow loads and wind gusts. The copper stockpile at the mine is one of the largest in the world, and the dome built here is the largest of its kind in South America—spanning 145m, and standing 94m high. Planners for the site used Valspar’s Coroflex coating in a bright green color to help the structures stand out even in snow, and to protect the exterior of the…