Alaska
Occurrence

Rapid River Deposit

Alaska, United States
BerylliumFluorine-FluoriteLeadZincTin
⌖ Show on mapUSGS source ↗
Description

C.L. Sainsbury

Commodities
PrimaryBeryllium, Fluorine-Fluorite
SecondaryLead, Zinc
TertiaryTin
Commodity typeB
Deposit
Deposit sizeN
Orebody formTABULAR ZONES, ELLIPTICAL PIPES
Ore controlFracture Control
Materials
Ore mineralsBertrandite, Cassiterite, Chrysoberyl, Euclase, Galena, Phenacite, Sphalerite
GangueDiaspore, Hematite, Mica, Tourmaline
Other materialsFluorite
Geology
Host rockLimestone
Associated rockLimestone
StructureRapid River Thrust Fault, Beds Intricately Folded And Fractured Beneath Thrust
Economic & production
Development statusOccurrence
Discovery year1961
Identification
Deposit ID10003198
MRDS IDA016003
RegionNA
Data scoreB
Coordinates65.45037, -167.29979
References
USGS CIRCULAR 479, P. 5, 9, 11.USGS BULLETIN 1287, P. 72-74, 76-77, PLATE 4.USGS PROF. PAPER 933, P. 32-33.USGS OFR 77-796B, P. 5, LOC. 26.BAG-MF-426-03