Commodities
PrimaryGold, Silver
Commodity typeM
Deposit
Deposit typeReplacement
Deposit sizeS
Ore controlJust Above The Basal Quartzite, Two Are Shoots Diverging Toward The South
Geology
Associated rockPlutonic Rock · Sugarloaf Sill;Phonolite Dike
AlterationOxidized Ore
Economic & production
Development statusPast Producer
First production1894
Identification
Deposit ID10055510
MRDS IDSD02071
RegionNA
Data scoreC
Coordinates44.32496, -103.80197
References
US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688 .SHAPIRO, LEWIS H., AND GRIES, JOHN P., 1970 , ORE DEPOSITS IN ROCKS OF PALEOZOIC AND TERTIARY AGE OF THE NORTHERN BLACK HILLS, SOUTH DAKOTA, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY.