Hecla mines finish year strong
Last updated 1/19/2018 at 4:12am
Hecla Mining Company Jan. 10 reported that its Greens Creek Mine produced 8.4 million ounces of silver and 50,855 oz of gold in 2017. The mill operated at an average of 2,300 tons per day in 2017, a record which is about 15 percent higher than the throughput when Hecla became operator of the underground mine in 2008.
Overall, Hecla's four mines – Greens Creek, San Sebastian (Mexico), Casa Ber...