Uploaded August 2025 | Updated September 2026, 2 hours ago
The largest copper mine in Southeast Asia was the Sipalay Mine, formerly operated by Maricalum Mining Corporation (MMC). Located in Sipalay City, Negros Occidental, MMC was a large, historically significant open-pit copper mine.
The largest copper mine in Southeast Asia was the Sipalay Mine, formerly operated by Maricalum Mining Corporation (MMC). Located in Sipalay City, Negros Occidental, MMC was a large, historically significant open-pit copper mine.










