UTAH GEOLOGICAL AND MINERAL SURVEY ARIZONA; COLORADO; GEOLOGY; IDAHO; IGNEOUS ROCK; NEVADA; RADIOMETRIC; ROCK; UTAH; WYOMING Utah radiometric dates, formations, investigations, constants, references comprise this data set. Searches by formation, age, location, constants, methodology, and rock type will be possible. CATALOGS/INDEXES TERRESTRIAL US STATE UTAH AND NEIGHBORING STATES. -120 -102 49 31 UTAH GEOLOGICAL AND MINERAL SURVEY 606 BLACK HAWK WAY SALT LAKE CITY UT 84108 USA (801) 581-6831 UTAH GEOCHROMOMETRY AUTOMATED INTERACTIVE PC NETWORK SALT LAKE CITY, UT NONE UNDER DEVELOPMENT GRANT WILLIS UTAH GEOLOGICAL AND MINERAL SURVEY 606 BLACK HAWK WAY SALT LAKE CITY UT 84108 USA (801) 581-6831 ESDD0008 UTAH GEOLOGICAL AND MINERAL SURVEY 198903