Prince Minerals, Inc. is one of the leading specialty minerals processors in North America. Based in New York City, we operate seven processing facilities located across the United States. Prince Minerals is comprised of two companies: American Minerals Inc. and the Prince Manufacturing Company. With a history dating to 1858, we are strongly committed to customer service and product quality.

Our operating companies process a variety of industrial minerals including iron, manganese, chrome, zircon, magnesite and iron pyrites. These products enjoy widespread use in the brick, foundry, cement, glass, steel, abrasives, refractory, agriculture and industrial markets.