Commodities
PrimaryGold, Silver
Commodity typeM
Deposit
Deposit typeReplacement
Deposit sizeS
Ore controlMineralization Occurs On The Crest Of A Sharp Fold Plunging 70 Deg. N.E.
Materials
Ore mineralsMarcasite, Pyrite, Pyrrhotite
GangueCummingtonite
Geology
Host rockSchist · Cummingtonite Schist
Economic & production
Development statusPast Producer
Discovery year1897
Identification
Deposit ID10055589
MRDS IDSD02181
Alternate namesNorth Star
RegionNA
Data scoreB
Coordinates44.09746, -103.7739
References
U. S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688