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Keweenaw National Historical ParkThe clock tower on the Calumet Theatre.
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Keweenaw National Historical Park
Contact Us

By Mail
25970 Red Jacket Road
PO Box 471
Calumet, MI 49913

By Phone
General Public
(906) 337-3168
Direct Staff Extensions
(906) 337-1104

By Fax
(906) 337-3169

By Email

For general park information
or
For specific research questions related to Keweenaw history

A piece of float copper sets on exhibit near the Calumet & Hecla general offices.  

Did You Know?
The largest known quantities in the world of pure, native copper were found on Michigan's Keweenaw Peninsula. In some cases, the deposits were up to 97% pure, requiring little chemical processing to produce ingots of pure copper.

Last Updated: March 21, 2007 at 14:19 EST