
Where: Norther Idaho near Mullan, ID, United States
Mine Type: Silver, Lead & Zinc (underground mining)
Operations: 1942 to current
Owners: Hecla Mining
Output: 2,031,874 oz. of silver in 2020
Notable Facts: Lucky's #4 Shaft project has reached depths of 6,900 feet below the Earth's surface.
Photo: hecla-mining.com