Key Takeaways B2Gold declared commercial production at the Goose Mine within three months of mill startup.Goose Mine achieved 66% of its 4,000-ton-per-day design capacity with steady throughput growth.BTG expects 2025 output of 970,000-1,075,000 ounces, with the Goose Mine nearing full capacity in Q4.B2Gold Corp (BTG) announced that its Goose Mine  achieved commercial production on Thursday. This milestone was reached within three months after the mill started operating.The Goose mine in Nunavut, Canada, ac ...