Baryte from selected localities.
USA | |
| Mineralogy of Michigan (2004) Heinrich & Robinson; Buchholz, T.W., Falster, A.U., Simmons, W.B. (2010) New Data on Minerals from the Keeweenaw copper district, MI. The 37th Rochester Mineralogical Symposium, April 15-18, 2010 |
| Mineralogy of Michigan (2004) Heinrich & Robinson |
| Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109. |
Mineralogy of Michigan (2004) Heinrich & Robinson | |
Mineralogy of Michigan (2004) Heinrich & Robinson | |
Mineralogy of Michigan (2004) Heinrich & Robinson | |
| USGS PP144 |
Isle Royal Mines, Portage Township, Houghton County, Michigan, USA