

Comparison of dates for young basalts from the (super 40) Ar/ (super 39) Ar and cosmogenic helium techniques.
Keywords
Ar Ar;basalts;Lathrop Wells volcanic field;Potrillo volcanic field;San Quintin volcanic field;sanidine;helium;He 3;alkali feldspar;feldspar group;noble gases;rates;cosmogenic elements;New Mexico;Baja California;Nevada;igneous rocks;volcanic rocks;framework silicates;silicates;exposure age;United States;Mexico;Cenozoic;methods;dates;isotopes;stable isotopes;absolute age