Commodities
PrimaryTantalum, Lithium
SecondaryNiobium (Columbium)
TertiaryFeldspar, Tin
Commodity typeB
Deposit
Deposit sizeS
Orebody formCOALESCING DIKES
Ore controlSouth End Of A Mass Of Coalescing Dikes
Materials
Ore mineralsAmblygonite, Cassiterite, Columbite, Feldspar, Lithiophilite, Spodumene, Tantalite
GangueAlbite, Apatite, Beryl, Microcline, Muscovite, Oligoclase, Quartz, Tourmaline
Geology
Host rockPegmatite
Associated rockPegmatite · Pegmatite
Economic & production
Development statusPast Producer
Identification
Deposit ID10104237
MRDS IDSD02200
RegionNA
Data scoreB
Coordinates44.37663, -104.04891
References
U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688SMITH, W.C., AND PAGE, L.R., 1941, TIN-BEARING PEGMATITES OF THE TINTON DISTRICT, LAWRENCE COUNTRY, SOUTH DAKOTA: U.S. GEOLOGICAL SURVEY BULLETIN 922-T, PAGE 595-630U.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 16U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688 { SMITH, W.C., AND PAGE, L.R., 1941, TIN BEARING PEGMATITES OF THE TINTON DISTRICT, LAWRENCE COUNTY, SOUTH DAKOTA: U.S. GEOLOGICAL SURVEY BULLETIN 922 -T, PAGE 595-630