Fresnillo
Mariel Marquez Gutierrez is a Mine and Metallurgist Engineer with a Licentiate degree in Mining and Metallurgy Engineering from Universidad Autónoma del Estado de Hidalgo. Currently working at FRESNILLO PLC since July 2010, Mariel has held positions such as Senior Mine Miner at the La Herradura Mine, focusing on open pit gold mining.
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Fresnillo
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Fresnillo plc is a Mexican-based precious metals mining company incorporated in the United Kingdom and headquartered in Mexico City.