tag:blogger.com,1999:blog-30940686.post4753016437635609454..comments2024-02-11T22:49:17.311-08:00Comments on Arizona Geology: Arizona rare earths operation is first to run on U.S. mineralsLee Allisonhttp://www.blogger.com/profile/11520300956249160005noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-30940686.post-10069674111636217222011-11-16T16:27:46.958-08:002011-11-16T16:27:46.958-08:00I would say that more research needs to be done on...I would say that more research needs to be done on rare earth minerials.Dennis The Menancehttp://www.manhattancalumet.comnoreply@blogger.com