Commodities
PrimaryCopper
Commodity typeM
Deposit
Deposit typeLode
Model96: Native Cu
Deposit sizeS
Orebody formTABULAR
Ore controlOpen space in conglomerate and sandstone
Materials
Ore mineralsCopper
GangueFeldspar, Epidote, Quartz, Calcite
Geology
Host rockConglomerate · "Calumet And Hecla Conglomerate", "Portage Lake Volcanics"
Economic & production
Development statusPast Producer
Production years1892-1896 AS TAMARACK JR. THEN BECAME PART OF OSCEOLA MINE.
First production1892
Last production1896
Identification
Deposit ID10082878
MRDS IDW062243
RegionNA
Data scoreB
Coordinates47.25944, -88.44894
References
BUTLER, B.S., AND BURBANK, W.S., 1929, THE COPPER DEPOSITS OF MICHIGAN: USGS PROF PAPER NO. 144, 238 PP.WHITE, W.S., CORNWALL, H.R., AND SWANSON, R.W., 1953, BEDROCK GEOLOGY OF THE AHMEEK QUADRANGLE; USGS MAP GQ-27, SCALE 1:24000BUTLER, B.S., AND BURBANK, W.S., 1929, P.92, 97.