|
USA | |
| Maas, R. S. & W. R. Van Schmus (1980) Precambrian tectonic history of the Black River Valley: guidebook prepared for the 26th Annual meeting of the Institute on Lake Superior Geology, 43 p. |
| R&M 73:11-12 pp 378-399 Wisconsin Mineral Locality Index |
| www.uwrf.edu/~wc01 |
| Rocks & Min.: 62: 190-193. |
| Sims, P.K. , K.J. Schulz and Z.E. Peterman, 1992, Geology and Geochemistry of Early Proterozoic Rocks in the Dunbar Area, Northeastern Wisconsin, U.S.G.S. Prof. Paper, 1517, 65 p. |
| Cordua, W. (1998) Minerals of Wisconsin: Rocks and Minerals: 73 (6): 378 - 399 |
| R&M 73:11-12 pp 378-399 Wisconsin Mineral Locality Index |
| Cordua, W. (1998) Minerals of Wisconsin: Rocks and Minerals: 73 (6): 378 - 399 |
| Cordua, W. (1998) Minerals of Wisconsin: Rocks and Minerals: 73 (6): 378 - 399 |