Mill: Isle Royal Mill, Houghton, MI


Began → Isle Royal Mill → Became

From: 1898

Owned by: 

Produced: Refined Copper Ore

Method: 

Railroad connection:

Stamp Mill/Smelter:

Until: 

Lifetime Production: 


Isle Royal Mill was an ore processing facility on the Portage Canal in Houghton County. This facility served the Isle Royal Mine which was located up hill from the mill. The mill first operated about 1898.