Commodities
PrimaryCopper
SecondaryArsenic
Commodity typeM
Deposit
Model96: Native Cu
Deposit sizeS
Ore controlFissure
Materials
Ore mineralsCopper, Domeykite, Algodonite, Arsenical Copper, Rammelsbergite, Pararammelsbergite, Niccolite
Geology
Host rockBasalt · Portage Lake Volcanics
StructureFissure crossing the Kearsarge lode
Economic & production
Development statusPast Producer
First production1900
Last production1901
Identification
Deposit ID10082622
MRDS IDW060059
RegionNA
Data scoreB
Coordinates47.3, -88.37533
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, MICHIGAN: USGS MAP-GQ 27, SCALE 1:24000BUTLER AND BURBANK, 1929