Copper and lead have been important too humanity for centuries. Copper made tools and lead made bullets. These materials had to be extracted from the ground. People have mined lead and copper for centuries. Join me as I discover how lead and copper have been mined in the United States.

60 Centuries of Copper: The Flotation Process. (n.d.). Retrieved from www.copper.org website: https://www.copper.org/education/history/60centuries/modern/theflotation.html

Copper in the USA: US History. (n.d.). Retrieved April 17, 2026, from www.copper.org website: https://www.copper.org/education/history/us-history/g_fact_us.html

Extracting Lead Materials from Ore -. (n.d.). Retrieved April 17, 2026, from Nuclead website: https://nuclead.com/leadmaterials/

How does the copper flotation process work? - Prominer (Shanghai) Mining Technology Co.,Ltd. (2025, September 6). Retrieved April 17, 2026, from Prominer website: https://www.prominetech.com/news/how-does-the-copper-flotation-process-work/

Kurtti, J. (2018, January 24). Finns in Michigan - Finland abroad. Retrieved April 17, 2026, from finlandabroad website: https://finlandabroad.fi/web/usa/finns-in-michigan

Lead Mining | Iowa PBS. (n.d.). Retrieved April 17, 2026, from www.iowapbs.org website: https://www.iowapbs.org/iowapathways/mypath/2659/lead-mining

Michigan Copper. (n.d.). Retrieved April 17, 2026, from Michiganology website: https://michiganology.org/stories/michigan-copper/

Timeline of Michigan Copper Mining Prehistory to 1850 - Keweenaw National Historical Park (U.S. National Park Service). (2016). Retrieved April 17, 2026, from Nps.gov website: https://www.nps.gov/kewe/learn/historyculture/copper-mining-timeline.htm

W. R. Ingalls (1907) Chronology of Lead-Mining in the United States