Mining operations have been suspended after a miner died at the United Wambo Open Cut coal mine in the NSW Hunter Valley. Glencore chief executive officer Peter Sharpe confirmed the tragic news in a statement on Monday. Camera Icon Glencore chief executive Peter Sharpe confirmed a worker died during a mobile equipment incident. Facebook Credit: Supplied Source KnownMr Sharpe said, with deep sadness, a worker died during a mobile equipment incident at their coal operation in the Hunter Valley. Camera Icon Labor MP Dan Repacholi said a Mining and Energy Union Safety Officer was on site as investigations get underway.