| Lat / long: | 47.17972, -88.52588 |
| Primary: | Copper |
| Ore: | Copper |
| Gangue: | Feldspar, Epidote, Quartz, Calcite |
| Orebody form: | TABULAR |
| Operation type: | Unknown |
| Deposit type: | Lode |
| Production size: | Small |
| Development status: | Past Producer |
| Production years: | 1862-1878 INTRMITTENTLY AS THE ALBANY AND BOSTON MINE; 1883-92 AS PENINSULA MINE; PURCHASED BY FRANKLIN MINING CO. ON 1894. |
| First production started: | 1862 |
| Last production ended: | 1911 |
| Host rock: | Pewabic Amygdaloid, Allouez Conglomerate, Portage Lake Volcanics |
| Host type: | Basalt,Conglomerate |
| Structure: | Felsic conglomerate |
| MRDS | W062228 |
| DEP | 10082865 |
| 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., AND WRIGHT, J.C., 1956, GEOLOGIC MAP OF THE HANCOCK QUADRANGLE, MICHIGAN: USGS MAP MF-46, SCALE 1:24000}{Production:: BUTLER, B.S., AND BURBANK, W.S., 1929, P. 77, 93.} |
| Reporter | Sutphin, D.M. (Cannon, W.F.), Mason Jr., G.T. |