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Sierra Madre Gold and Silver Ltd. is pleased to announce the commencement of underground mining at the Coloso mine, located ...
Sierra Madre Gold and Silver Ltd. is pleased to announce the commencement of underground mining at the Coloso mine, located within the producing Guitarra Complex, State of Mexico, Mexico. The Coloso ...
Sierra Madre Gold and Silver Ltd. (TSXV: SM) (OTCQX: SMDRF) ("Sierra Madre" or the "Company") is pleased to announce the commencement of ...
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