Commodities
PrimaryGold
Commodity typeM
Deposit
Deposit sizeU
Ore controlOccurrence of sulfide mineralization
Materials
Ore mineralsGold
GangueQuartz, Pyrite, Sericite, Ankerite, Cubanite, Pyrrhotite, Arsenopyrite, Galena, Sphalerite
Geology
Host rockPorphyry · Lighthouse Point Basalt
StructureDead River shear zone
AlterationCarbonization
Economic & production
Development statusProspect
Discovery year1988
Identification
Deposit ID10310194
MRDS IDLW00194
RegionNA
Data scoreB
Coordinates46.62889, -87.77224
References
BORNHORST, T.J., DUSKIN, D.J., JOHNSON, R.C., MAHIN, R.A., QUIGLEY, T.O., AND SCOTT, G.W., 1999, ARCHEAN ISPHEMING GREENSTONE BELT AND GOLD MINERALIZATION, MICHIGAN: INSTITUTE ON LAKE SUPERIOR GEOLOGY PROCEEDINGS, 45TH ANNUAL MEETING, MARQUETTE, MI, V. 45 PART 2, P. 12 - 107.JOHNSON, R.C., BORNHORST, T.J., AND VAN ALSTINE, J.L., 1987, GEOLOGIC SETTING OF PRECIOUS METAL MINERALIZATION IN THE SILVER CREEK TO ISLAND LAKE AREA, MARQUETTE COUNTY, MICHIGAN: MICHIGAN GEOLOGICAL SURVEY DIVISION OPEN FILE REPORT 87-4.BORNHORST ET AL., 1999.