Background
Irwin, Charles Dennis was born on October 10, 1930 in Rushville, Nebraska, United States. Son of Charles Dennis and Elsie Gladys (Prell) Irwin.
Irwin, Charles Dennis was born on October 10, 1930 in Rushville, Nebraska, United States. Son of Charles Dennis and Elsie Gladys (Prell) Irwin.
Bachelor, U. Colorado, 1952; Doctor of Philosophy, U. New Mexico, 1969.
Junior computer analyst, Robert H. Ray Company, Dickinson, North Dakota, 1952; junior geologist, Gulf Oil Corporation, Salt Lake City, 1955; junior geologist, Gulf Oil Corporation, Ardmore, Oklahoma, 1956; project geologist, Carter Oil Corporation, Durango, Colorado, 1957-1960; project and district geologist, Tenneco Oil Corporation, Durango, Casper, Colorado, Wyoming, 1960-1966; area exploration manager, Wolf Ridge Minerals Corporation, Albuquerque, 1968-1969; regional explorationist, Walter Duncan Oil Properties, Denver, 1970-1973; consultant geologist, Boulder, Colorado, since 1973.
With United States Navy, 1953-1954, Korea. Member American Association Petroleum Geologists (advisory county since 1994, secretary house of deals 1981-1982), Rocky Mountain Association Geologists (president 1990, councilor 1987, 2 vice president 1984, secretary 1976), Four Corners Geological Society (1st vice president 1965, secretary 1960-1961), Wyoming Geological Association, Computer Oriented Geological Scientists, Association Petroleum Geochem. Explorationists, Society Indiana Professional Earth Scientists.
Married Patricia Jean Riley, April 18, 1959. Children: Laurie, Christy, David.