Background
Zeihen, Lester Gregory was born on February 8, 1913 in Stevensville, Montana, United States. Son of Gregory Sylvester and Francis M. (Haigh) Zeihen.
Zeihen, Lester Gregory was born on February 8, 1913 in Stevensville, Montana, United States. Son of Gregory Sylvester and Francis M. (Haigh) Zeihen.
Bachelor of Science in Geological Engineering, Montana School Mines, 1935, Master of Science, 1937, professional degree, 1961. Junior engineer Anaconda Copper Mining Company, Butte, 1937-1938. Mine geologist ChileExploration Company, Chuquicamata, 1938-1952.
Research geologist The AnacondaCo., Butte, 1952-1973, consultant mineralogist, 1973-1979.
Adjunct associate professor geology, adjunct curator mineral museum Montana College Mining Science and Technology, Butte, 1979.
Junior engineer Anaconda Copper Mining Company, Butte, 1937-1938. Mine geologist Chile Exploration Company, Chuquicamata, 1938-1952. Research geologist The Anaconda Company, Butte, 1952-1973.
Consultant mineralogist, 1973-1979. Retired
Adjunct associate professor geology, adjunct curator mineral museum Montana College Mineral, Butte, 1979—2001.
President Silver Bow Humane Society, Butte, since 1971. Board directors Butte Sheltered Workshop, 1968-1996, Butte Silver Bow Arts Foundation, 1979-1986, World Museum Mining, Butte, 1984. Member American Association for the Advancement of Science, American Institute of Mining (chairman section 1964, Legion of Honor award), American Mineralogical Association (life), Society Economic Geologists, Geochem.
Society, Mineralogical Association Canada, Montana Technology Alumni Association (secretary-treasurer since 1977), Rotary (president Butte club 1980-1981, Service Above Self award 1976, Paul Harris award 1990), Sigma Xi.
Married Jeannette A. McMahon, July 10, 1941. Children: Marilyn, Nancy (deceased), Donna, Gregory.