Iamgold becomes Calibre’s third partner in Nicaragua
Calibre Mining (TSXV: CXB; US-OTC: CXBMF) saw its shares surge 43% after reporting that Iamgold (TSX: IMG; NYSE: IAG) had signed an option to spend US$10.9 million to earn up to 70% of the junior’s Eastern Borosi gold–silver project…