LOMP = life of mine plan. TPD = tons per day ... period and below reserve grades at ~12.1 ounces per ton of silver. Like its Greens Creek operation, production is tracking slightly behind its ...
Juneau Empire on MSN2mon
Extending Greens Creek Mine production for 12 to 18 years gets final OK from Forest ServiceThis is a developing story. A final decision extending production at the Hecla Greens Creek Mine for 12 to 18 years — ...
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Draft USFS decision extends production of Hecla Greens Creek Mine for 12 to 18 yearsA proposed decision extending production of the Hecla Greens Creek Mine for 12 to 18 years — the lowest of three expansion options that could have extended production by up to 40 years — was ...
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