Dual-listed Jervois Mining has struck out at TSX-V-listed First Cobalt for urging fellow shareholders in takeover target eCobalt to vote against a proposed merger. Jervois in April struck a friendly merger agreement with TSX-listed eCobalt, offering 1.65 common shares in Jervois for every eCobalt share held, representing an implied offer price of C$0.36 per eCobalt share.