| Lat / long: | 47.29306, -88.37644 |
| Primary: | Copper |
| Ore: | Copper |
| Gangue: | Calcite, Quartz, Prehnite, Epidote, Laumontite |
| Orebody form: | FISSURE |
| Operation type: | Underground |
| Production size: | Small |
| Development status: | Past Producer |
| Production years: | STILL ACTIVE IN 1925 |
| First production started: | 1909 |
| Last production ended: | 1925 |
| Host rock: | Portage Lake Volcanics |
| Host type: | Basalt |
| Structure: | Mass fissure of the ahmeek mine was mined where it crossed the Kearsarge lo |
| Alteration processes: | Chloritization |
| MRDS | W060054 |
| DEP | 10082617 |
| Reference | {Deposit:: BUTLER,B.S., AND BURBANK, W.S., 1929, THE COPPER DEPOSITS OF MICHIGAN: USGS PROF. PAPER NO. 144, 238 PP.}{Deposit:: WHITE, W.S., CORNWALL, H.R., AND SWANSON, R.W., 1953, BEDROCK GEOLOGY OF THE AHMEEK QUADRANGLE, MICHIGAN: USGS MAP GQ-27, SCALE 1:24000}{Production:: BUTLER AND BURBANK, 1929} |
| Reporter | Nicholson, Suzanne, Sutphin, D.M., Mason Jr., G.T. |