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By Fernando Mares - Wed, 10/08/2025 - 09:23

Sierra Madre started underground development at its Nazareno mine, the third mining center at the La Guitarra complex.

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By MBN Staff - Mon, 08/25/2025 - 08:37

Sierra Madre's 2Q25 revenue grew to US$5.4 million despite operational challenges, as the company ramps up production at its Coloso mining center.

By MBN Staff - Tue, 01/14/2025 - 12:59

Sierra Madre Gold and Silver announced the start of commercial production at its La Guitarra complex, with operations running at 500t/d.