Commodities
PrimaryGold, Silver
Commodity typeM
Deposit
Deposit typeReplacement
Deposit sizeS
WorkingsUnderground
Orebody formLOCAL BLANKET DEPOSITS
Ore controlBasal Quartzite, North-South Fractures, Localized On Crest Of A Minor Undulation
Geology
Associated rockPlutonic Rock · Sugarloaf Sill
AlterationOxidized Ore
Economic & production
Development statusPast Producer
Identification
Deposit ID10055551
MRDS IDSD02129
RegionNA
Data scoreB
Coordinates44.32524, -103.81086
References
US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688 .SHAPIRO, L. H., AND GRIES, J. 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.SHAPIRO, L. H., AND GRIES, J. P., 1970 , ORE DEPOSITS IN ROCKS OF PALEOZOIC & TERTIARY AGE OF THE NORTHERN BLACK HILLS, SOUTH DAKOTA, SOUTH DAKOTA SCHOOL OF MINES & TECHNOLOG