August 05, 2014 01:20 PM Eastern Daylight Time Additional Expressions of Interest in Liberty Star’s Copper-Gold-REEs Hay Mountain Project, Southeast Arizona and Uranium Assets at North Pipes, Arizona TUCSON, Ariz.–(BUSINESS WIRE)–Liberty Star Uranium & Metals Corp. (“Liberty Star” or the “Company”) (OTCQB: LBSR) is pleased to announce that one international mining entity and  three domestic investing groups […]