Commodities
PrimaryGold, Silver
Commodity typeM
Deposit
Deposit typeReplacement
Deposit sizeS
WorkingsUnderground
Ore controlNortheast Trending Vertical Fractures
Materials
Ore mineralsGold, Silver
GangueFluorite
Geology
Host rockLimestone · Pahasapa Limestone
Economic & production
Development statusPast Producer
First production1896
Identification
Deposit ID10055505
MRDS IDSD02064
Alternate namesIva Claim, Silver Tongue Fraction, Dacy Group, Gossan Claim, Gossan Fraction, Eilenberg Fraction, Flora E. Group, Grenville Claim, Iva Fraction, Norwich Claim, Silver Tongue Claim, Eva H.
RegionNA
Data scoreB
Coordinates44.37079, -103.90002
References
US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688 .