Tenorite from selected localities.
USA | |
| Bornhorst, T.J., Rose, W.I. (1994) Self-guided geological field trip to the Keweenaw Peninsula, Michigan. Field Trip Guidebook. Institute on Lake Superior Geology Annual Meeting, Houghton, Michigan: 40(2). 185 pages. |
Rosemeyer, T. (2009) Copper-bearing Fissure Veins, Keweenaw County, Michigan, Lake Superior Native Copper District. Rocks & Minerals: 84(4): 298-323. | |
Mineralogy of Michigan (2004) Heinrich & Robinson |
Hays Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA