April 10, 2013 08:30 AM Eastern Daylight Time  Liberty Star’s Hay Mountain Project Update: ZTEM  TUCSON, Ariz.–(BUSINESS WIRE)–Liberty Star Uranium & Metals Corp. (“Liberty Star” or the “Company”) (OTCQB: LBSR) is pleased to announce geophysical contractor Geotech Ltd.(”Geotech”) has proposed a money saving program of fixed wing aircraft (vs helicopter) borne ZTEM geophysical surveys over the Hay Mountain target […]