Sierra Madre Gold and Silver has commenced underground mining at the Coloso silver-gold mine, located within the producing Guitarra complex in Mexico. The mine was previously developed and mined by First Majestic Silver, and has over 12 kilometers of underground workings. Full story.
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Guitarra hits commercial production
Precious metals miner Sierra Madre Gold and Silver commenced full commercial production at its Guitarra mine complex in Mexico’s Silver Belt on January 1. Full story.
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