Commodities
PrimaryGold
SecondarySilver
TertiaryPlatinum, Iridium, Osmium
Commodity typeM
Deposit
Deposit typeStream Placer
Model119: Placer Au-PGE
Deposit sizeM
WorkingsSurface/Underground
Orebody formSTREAM SEDIMENT DEPOSITS
Ore controlCaliche Horizon Usually Separates Upper Part Of Fan Containing Andesite, Latite, Monzonite, And Gold Fragments From Lower Barren Part Of Fan Containing Rhyolite Fragments.
Materials
Ore mineralsGold, Iridosmine, Silver
GangueLimonite, Magnetite, Pyrite
Geology
Host rockGravel · Santa Fe
Associated rockMonzonite,Latite,Andesite
StructureFault With About 2,000 Ft Displacement, Quartz Monzonite Porphyry And Mineralized Veins Occur 2 Mi East And Upstream From Placer Sites. A Caliche Layer Separates Gold-Bearing Gravels From Barren Gravels.
Tectonic settingBasin And Range
AlterationOxidation Of Auriferous Pyrite To Pseudomorphs Of Limonite Which Retain Gold Gives The Black Sand Concentrates A Commercial Value For Smelter Treatment.
Economic & production
Development statusProducer
First production1877
Last production1975
Identification
Deposit ID10038244
MRDS IDM045549
Alternate namesSlapjack Hill, Jones Hill, Gold Dust Placers: Occurrences, Gold Run Gulch, Little Gold Run Gulch: Other Occurrences, Dutch Gulch, Luxemburg Placers: Occurrences, Grayback Gulch, Hunkidori Gulch, Greenhorn Gulch, Wicks Gulch, Rattlesnake Gulch, Bonanza Gulch
RegionNA
Data scoreB
Coordinates32.9515, -107.50199
References
NORTHROP, S.A., 1959, MINERALS OF NEW MEXICO, REVISED EDITION: ALBUQUERQUE, UNIVERSITY OF NEW MEXICO PRESS, P. 300.JONES, F.A., 1904, NEW MEXICO MINES AND MINERALS (WORLD'S FAIR ED.): SANTA FE, NEW MEXICO PRINTING CO., P. 349.JOHNSON, M.G., 1972, PLACER GOLD DEPOSITS OF NEW MEXICO: U.S. GEOLOGICAL SURVEY BULLETIN 1348, P. 25-26.HARLEY, G.T., 1934, THE GEOLOGY AND ORE DEPOSITS OF SIERRA COUNTY, NEW MEXICO: NEW MEXICO BUREAU OF MINES AND MINERAL RESOURCES BULLETIN 10, P. 166-169.LINDGREN, WALDEMAR, GRATON, L.C., AND GORDON, C.H., 1910, THE ORE DEPOSITS OF NEW MEXICO: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 68, P. 272-276.HARLEY, 1934, P. 141