Mine: Carp Lake Mine and Mill, Silver City, MI

Began → Carp Lake Mine → Became

From: 1859

Owned by: Carp Lake Mining Company, later Carp Lake Copper Co., then Porcupine Copper Co. in 1906.

Produced: Mainly copper ore

Method: Shaft mining, 2 shafts.

Railroad connection:

Stamp Mill/Smelter: On site.

Until: 1929 (opened and closed last ten years)

Lifetime Production: 3,400 pounds of copper.

In Porcupine Mountains Wilderness State Park, Ontonagon County. Off Highway M-107 west of Silver City.