| Lat / long: | 47.37389, -88.31421 |
| Primary: | Copper |
| Ore: | Copper |
| Orebody form: | FISSURE |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Production years: | 1845-1870; 1872-1887 |
| First production started: | 1845 |
| Last production ended: | 1887 |
| Host rock: | Portage Lake Volcanics |
| Host type: | Basalt |
| Structure: | Fissure cutting the Greenstone flow, mining activity on south side of flow |
| MRDS | W060052 |
| DEP | 10082615 |
| Reference | {Deposit:: BUTLER, B.S., AND BURBANK, W.S., 1929, THE COPPER DEPOSITS OF MICHIGAN: USGS MAP GQ-34, SCALE 1:24000}{Deposit:: DAVIDSON, E.S., ESPENSHADE, G.H., WHITE, W.S., AND WRIGHT, J.C., 1955, BEDROCK GEOLOGY OF THE MOHAWK QUADRANGLE, MICHIGAN: USGS MAP GQ-54, SCALE 1:24000}{Production:: BUTLER AND BURBANK (1929)} |
| Reporter | Sutphin, D.M., Mason Jr., G.T., Schruben, Paul G., Nicholson, Suzanne |