 First Mining Gold Corp TSE:FF OTCQX:FFMGF FRA:FMG has closed the book on an earn-in agreement with Big Ridge Gold Corp CVE:BRAU OTCMKTS:ALVLF FRA:3H8B on its Hope Brook gold project in Newfoundland. Finalizing the deal first announced in April, Big Ridge Gold can now earn up to an 80 stake in the project through a two-stage earn-in over five years by incurring a total of 20 million in qualifying expenditures and issuing up to 25 million Big Ridge shares. 