Prominent gypsum mines at the time included properties near Feldman and Camp Verde operated by the Arizona Gypsum Corp. The latter supplied gypsum products to the Clarkdale cement plant.

Politicians and mining company executives concocted this bill to overturn the Rosemont decision, an Arizona District Court Ruling reaffirmed by the 9th U.S. Circuit Court of Appeals in 2022. Start ...

More than 400 active mines exist in Arizona, many of them involved in quarrying industrial minerals. Portland cement originated from the portland stone commonly used in late 18th century England.

LAKE HAVASU CITY, Ariz. — A copper mine in northwestern Arizona is shutting down production and laying off hundreds of workers in the wake of a Bankruptcy Court filing by its corporate owner ...