Stern, Roger, 1915-

American engineer in the mineral industry, working mostly in Mexico.

From the description of Roger Stern papers, circa 1955-1978. (University of Arizona). WorldCat record id: 27959851

Roger Stern was born September 17, 1915 in New York, New York and raised in California. He attended schools in Glendale and graduated from San Diego State University in 1938 with a B.S. in Physics. He served in the U.S. Navy in the field of Aviation Electronics from December 1944 to March 1946. Roger Stern married Caroline Vota Stern; they had 3 children.

His extensive career in the mineral industry spanned more than 40 years; he worked mainly in Mexico. From 1937 to 1941, he began as an assayer-metallurgist and superintendent at the El Fenomeno Mine in Ensenada, Baja California. From 1941 until 1955, Stern worked for American Smelting and Refining Company (ASARCO) in various lead-zinc operations in Mexico, including positions in ore testing, metallurgical accounting, and management.

In 1955, Stern resigned from ASARCO to accept the position of Chief Metallurgist with Cananea Consolidated Copper Company in Sonora, Mexico, also known as Compañia Minera de Cananea. During his twenty-two years with the company, he held various positions, and retired on September 30, 1977, as Assistant General Manager. Following his retirement, Stern acted as a consultant for Pincock, Allen and Holt, a mining industry consulting company in Tucson, Arizona. His expertise was in the fields of mineral dressing, flotation, crushing, copper smelting, and fire refining.

From the guide to the Roger Stern Papers, circa 1955-1978, (University of Arizona Libraries, Special Collections)