| Lat / long: | 48.09167, -88.58338 |
| Primary: | Copper |
| Ore: | Copper |
| Orebody form: | FISSURE |
| Operation type: | Surface |
| Production size: | Small |
| Development status: | Past Producer |
| Production years: | PRIOR TO 1850 |
| Host rock: | Portage Lake Volcanics |
| Host type: | Basalt |
| Structure: | Fissure in amygdaloidal basalt |
| MRDS | W060084 |
| DEP | 10082646 |
| Reference | {Deposit:: LANE, A.C., 1898, UPPER PENINSULA, ISLE ROYALE: GEOLOGICAL SURVEY OF MICHIGAN, V.6.,PT. 1, 281 PP.}{Deposit:: HUBER, N.K., 1973, GEOLOGIC MAP OF ISLE ROYALE NATIONAL PARK, KEWEENAW COUNTY, MICHIGAN: USGS MISC. GEOL. INVEST., MAP I-796, SCALE 1:62500} |
| Reporter | Sutphin, D.M., Mason Jr., G.T., Nicholson, Suzanne |