Minerals at Rosemont Copper
Rosemont Copper has a rare combination of copper, molybdenum, silver and gold in what is one of the largest unmined surface deposits in the county. Just what are these minerals and why are they so useful?
Copper
Size of deposit: 4.2 billion pounds
Annual production: 220 million pounds
% of total US production: 10%
Annual production will satisfy 5% of U.S. needs
Uses: Electronics, aerospace components, computers, telephones, audio and visual equipment, money, electrical wiring, diesel engines, jet aircraft, submarines, subway cars, plumbing, roofing, appliances, flatware, furniture and much more.
Molybdenum
Size of deposit: 95 million pounds
Annual production: 4.7 million pounds
Uses: Molybdenum is used principally as an alloying agent in steel and cast iron to improve hardness, strength, toughness, and wear and corrosion resistance.
Silver
Size of deposit: 50 million ounces
Annual production: 2.5 million ounces
Uses: Jewelry and silverware, batteries, bearings, electronics, electroplating, photography, medical applications, mirrors and coatings, solar energy and water purification, and much more.

Back to top