JOHANNESBURG – Mineral Resources and Petroleum Minister Gwede Mantashe will deliver the keynote address at the Mining Indaba, which kicks off today at the Cape Town International Convention Centre.The presidency has announced that due to a change in his schedule, President Cyril Ramaphosa will no longer deliver the keynote address, and instead Mantashe will lead the government delegation.This year’s Indaba is set to drive important discussions, placing communities at the heart of mining’s future.The event will focus on sustainability and creating economic value for the African mining…