Hecla Mining Company press releaseMINERAL HILL ANNOUNCES JOINT VENTURE AGREEMENT ON LIBERTY HILL GOLD MINE, NEVADA COUNTY, CA, USA2010-10-12NYSE - New York Stock Exchange · Silver · Gold · Lead · Zinc · Copper · United StatesEarlier from Hecla Mining CompanyMineral Hill announces commencement of field-work on its Canadian Lithium & Martin McNeely prospects 2010-06-30Mineral Hill announces letter of intent for new gold and precious metals mining claims 2010-06-28Mineral Hill now second largest land holder next to Canada Lithium in Val d'Or Quebec 2010-06-02Hecla Mining Company overviewHecla Mining Company press releasesHecla Mining Company drill resultsHecla Mining Company financingsHecla Mining Company projectsHecla Mining Company managementHecla Mining Company stock forum