金矿 OSK $825 per ounce cost （有很大风险，不是选股推荐）

Osisko says it expects cash costs per ounce to drop 9-14% in 2013, shares rise

Thu 10:58 am by Carrie http://www.proactiveinvestors.com/companies/news/39794/osisko-says-it-expects-cash-costs-per-ounce-to-drop-9-14-in-2013-shares-rise-39794.html