http://arizonageology.blogspot.com/2012/11/rethinking-rare-earth-element-potential.html Thursday, November 15, 2012 Rethinking rare earth element potential in Arizona It may be time to re-examine the potential for rare earth elements (REE) in Arizona.  The conventional wisdom is that we have only minor amounts in a few pegmatites.   But Virginia McLemore from the New Mexico Bureau of Geology and Mineral Resources may […]