Commodities
PrimaryGold
SecondarySilver
Commodity typeM
Deposit
Deposit typeplacer
Model119: Placer Au-PGE
Deposit sizeM
WorkingsSurface
Orebody formblanket
Ore controlThe richest gravels are localized just above bedrock.
Materials
Ore mineralsGold, Magnetite, Scheelite
Geology
Host rockGravel,Alluvium
AlterationThere has been very little enrichment by oxidation, as the gravels have not been transported much distance.
Economic & production
Development statusPast Producer
Production yearsalmost continuous from 1906 through 1968
First production1906
Last production1970
Discovery year1906
Identification
Deposit ID10310363
MRDS IDM231739
Alternate namesRound Mountain Gold Dredging Corp.
RegionNA
Data scoreB
Coordinates38.70632, -117.08398
References
Kleinhampl, F. J. and Ziony, J. I., 1988, Geology and Mineral Deposits of Northern Nye County: NBMG Bull. 99A and 99bB.Kral,V E., 1951, NBMG Bull. 50.Vanderburg,W. O.,1936, NBMG Bull. 27, p.133-146USGS Bull. 1356, p. 64-68.Long, K.R., DeYoung, J.H., Jr., and Ludington, S.D., 1998, Database of significant deposits of gold, silver, copper, lead, and zinc in the United States; Part A, Database description and analysis; part B, Digital database: U.S. Geological Survey Open-File Report 98-206, 33 p., one 3.5 inch diskette.PACKARD, G.A., ENGINEERING & MINING JOURNAL, JANUARY 19, 1907, P. 150-151.