Deep Creek and Tributaries Placer

Alaska, United States

GoldTinSilverTungstenNiobium (Columbium)REEChromium

Commodities

PrimaryGold, Tin

SecondarySilver

TertiaryTungsten, Niobium (Columbium), REE, Chromium

Commodity typeM

Deposit

Deposit sizeS

Materials

Ore mineralsGold

GangueColumbite, Ilmenite, Magnetite, Monazite, Picotite, Pyrite, Rutile, Zircon

Other materialsCassiterite, Chromite, Scheelite

Geology

Host rockSlate,Quartzite,Phyllite,Gravel,Sandstone,Granite

AlterationQuartz Is Iron Stained

Economic & production

Development statusPast Producer

First production1915

Discovery year1913

Identification

Deposit ID10101013

MRDS IDA015198

RegionNA

Data scoreB

Coordinates65.06016, -150.98361

References

USGS MF-371 (A-2), LOC. 26.USGS BULL. 1058-I, P. 367, 372, 374, 385-92USBM RI 5373, P. 6-9, 12USGS BULL 844-D, P. 210-12.