OceanaGold mentioned an investigation into the incident was underway.
Didipio, which started manufacturing in 2013 and is positioned 270 km north of Manila, has a measured and indicated useful resource of 1.3 million ounces of gold and 160,000 tonnes of copper.
The mine produced 26,300 ounces of gold, about 28% of the corporate’s complete gold manufacturing, within the first quarter of 2024.
Earlier this 12 months, the Vancouver-based miner bought 20% of its unit in Philippines via an preliminary public providing.