Mine: Seneca Mine, Mohawk, MI
Began → Seneca Mine → Became
From: 1907
Owned by:
Produced: Copper Ore
Method:
Railroad connection:
Stamp Mill/Smelter:
Until:
Lifetime Production:
The Seneca Mine was first operated about in 1907 and had two shafts. It was located just northeast of Mohawk on the Kearsarge Amygdaloid in Keweenaw County.