K/Ar ages of Cenozoic volcanic rocks west-central Arizona

Volcanic, Geochronology, Cenozoic, Tertiary, Castaneda Hills basalt, Castaneda Hills rhyolite - Miocene, Castaneda qtz-bearing basalt, basalt of Black Mountain (Castaneda Hills)(Black Mountain flow), basalt of Black Mesa near Centennial Wash (Rawhide Mts.), Potts Mtn. rhyolite, Aubrey Peak rhyolite, Bill Williams Mtns. dike - volcanic and volcaniclastic rocks of Bill Williams Mountains, basalt of Mohave Wash, Castaneda megacrystic basalt, basalt of Castaneda Wash,