Japan, Sept. 1 -- Sumitomo Corporation has participated in the Dos Amigos copper-gold project (hereinafter the "Project") in the Atacama Region of Chile through a special purpose vehicle (SPV) funded with the G Mining Group, on a 50:50 basis, under its strategic partnership. The SPV subscribed for approximately C$48 million of Tintina Mines Limited's (hereinafter "Tintina") C$91 million private placement. Tintina is a Canadian mine development company listed on the TSX Venture Exchange. Following the completion of the financing, the SPV holds approximately a 25% equity interest in Tintina, providing an effective economic interest of approximately 25% in the Project through its investment in Tintina effectively. The proceeds funded the acqui...