Commodities
PrimaryGold
SecondarySilver
Commodity typeM
Deposit
Deposit typeReplacement
Deposit sizeS
Ore controlVertical Mineralized Fractures. Produces From Both Upper And Lower Ore Horizons. Produces From Both Upper And Lower Ore Horizons
Geology
Associated rockPlutonic Rock
StructureBlack Hills
Tectonic settingDome
AlterationDolomite Beds Replaced Outward From The Fractures
Economic & production
Development statusPast Producer
Discovery year1877
Identification
Deposit ID10055449
MRDS IDSD02001
RegionNA
Data scoreC
Coordinates44.3544, -103.8353
References
U. S. GEOLOGICAL SURVEY, U. S. BUREAU OF RECLAMATION, AND SOUTH DAKOTA GEOLOGICAL SURVEY, 1975 , MINERAL AND WATER RESOURCES OF SOUTH DAKOTA, SOUTH DAKOTA GEOLOGICAL SURVEY BULLETIN 16US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688 .