Hecla Mining
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Baoyao Tang
Chief Mine Engineer
Samuel Hatfield
Geological Engineer
Abigail Hourihan
Mining Engineer In Training (eit)
Zach Briggs
Mining Engineer
Bsc.eng Moctar Diallo A.s. P.eng (ON/YT)
Sr. Mine Geotechnical Engineer
+ 1 more
August, 2022 - present
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