You are here: Home > Library > Potassium-argon age of granitic and volcanic rocks from the Ruby, Medfra, and adjacent quadrangles, west-central Alaska
POTASSIUM-ARGON AGE OF GRANITIC AND VOLCANIC ROCKS FROM THE RUBY, MEDFRA, AND ADJACENT QUADRANGLES, WEST-CENTRAL ALASKA
Silberman, M. L., Moll, E. J., Chapman, R. M., Patton, W. W. Jr., and Connor, C. L., 1979, Potassium-argon age of granitic and volcanic rocks from the Ruby, Medfra, and adjacent quadrangles, west-central Alaska: U.S. Geological Survey Circular C 0804-B, p. B63-B66.