Kennecott Copper Corporation, Ray Mines Div.
Division Geologist
R. A. Metz Associates
Principal - Mining Geological Consultant
Professional Minerals Development, LLC
Chairman of the Board, President, Sr. VP-Exploration and Director
Kennecott Copper Corporation, Chino Mines Division
Assistant Geologist
Battle Mountain Exploration Company
Senior Geologist-Evaluations, Project Manager-Major Projects,
Duval Sierrita Corporation
Chief Mine Geologist, Duval Sierrita Corporation, later Senior Geologist, Duval Corporation
Duval Corporation, Exploration Department
District Geologist, Manager-Evaluation Section,
Phelps Dodge Mining Company
Senior Geologist,
Colorado School of Mines
