Almaden Provides Ixtaca Metallurgical Program Update: Confirms High Limestone Gravity/Flotation/Leach Recoveries for Gold and Silver Press Release: Miscellaneous – Mon, 14 Sep, 2015 4:06 PM EDT https://ca.finance.yahoo.com/news/almaden-provides-ixtaca-metallurgical-program-200635855.html AMM.TO 0.70 +0.05