| Lat / long: | 47.3875, -88.26254 |
| Primary: | Copper |
| Ore: | Copper |
| Operation type: | Surface |
| Production size: | Small |
| Development status: | Producer |
| First production started: | 1880 |
| Host rock: | Portage Lake Volcanics |
| Host type: | Basalt |
| Structure: | Fissure cutting Greenstone flow, mining activity just south of flow |
| MRDS | W060063 |
| DEP | 10082625 |
| Reference | {Deposit:: BUTLER, B.S., AND BURBANK, W.S, 1929, THE COPPER DEPOSITS OF MICHIGAN: USGS PROF. PAPER NO. 144, 238 PP}{Deposit:: CORNWALL, H.R., 1954, BEDROCK GEOLOGY OF THE PHOENIX QUADRANGLE, MICHIGAN: USGS MAP GQ-34, SCALE 1:24000}{Production:: BUTLER AND BURBANK, 1929} |
| Reporter | Nicholson, Suzanne, Sutphin, D.M., Mason Jr., G.T. |