National Native Title Tribunal Justice Robert French said today the Tribunal would be prepared to mediate in negotiations under the Native Title Act concerning the proposed Century Zinc Limited lead zinc mine project if requested to do so by any of the parties. It is also required to negotiate in good faith with the registered native title claimants and Century Zinc Limited with a view to getting agreement with the registered native title claimants on its proposed acquisitions and grants. any native title rights and interests.