The New Windfall Shaft is a gold, silver, and lead mine located in Eureka county, Nevada at an elevation of 7,641 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 7,641 Feet (2,329 Meters)
Commodity: Gold, Silver, Lead
Lat, Long: 39.45444, -115.97861
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
New Windfall Shaft MRDS details
Site Name
Primary: New Windfall Shaft
Commodity
Primary: Gold
Primary: Silver
Primary: Lead
Tertiary: Arsenic
Tertiary: Zinc
Tertiary: Copper
Location
State: Nevada
County: Eureka
District: Eureka District
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: L
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Great Basin
Physiographic Detail: Basin And Mountains
Mineral Deposit Model
Model Name: Distal disseminated Ag-Au
Orebody
Form: IRREGULAR
Structure
Type: L
Description: Ne-Striking Transverse Faults
Alterations
Alteration Type: L
Alteration Text: Smalluanities Of Silica And Iron Occur As Veinlets Hamburg Dolomite Alterred To "Sandolomite". Rock Has Texture And Look Of Dolomite But Has Been Subjected To Interanular Corrosion Causing Disintegration.
Rocks
Name: Andesite
Role: Associated
Age Type: Associated Rock
Age Young: Holocene
Name: Andesite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Cambrian
Name: Andesite
Role: Associated
Age Type: Host Rock
Age Young: Late Cambrian
Analytical Data
Not available
Materials
Ore: Gold
Comments
Comment (Deposit): PREDOMINANTY A PRODUCER OF GOLD, THIS SHAFT IS PART OF THE WINDFALL MINE ; INFO.SRC : 1 PUB LIT
Comment (Location): UTM PRECISION 100M
Comment (Production): LARGE LOW-GRADE ORE-BODIES OF GOLD
Comment (Development): SHAFT IS PART OF THE WINDFALL MINE
Comment (Workings): SHAFT
Comment (Geology): GEOL.COM: THE WINDFALL ORE BODIES DIFFER MARKEDLY FROM THE OTHER MINERALIZED BODIES IN THE DISTRICT IN THAT THEY ARE LOW-GRADE GOLD ORE SHOOTS WITH INDISTINCT ASSAY WALLS THE SHOOTS EXHIBITED MARKED STRUCTURAL AND STRATIGRAPHIC CONTROL BEING LOCALIZED THE INTERSECTION OF NE-STRIKING FISSURES OR FAULTS W/THE HAMBURG DOLOMITE. (NOLAN, 1962)
Comment (Deposit): LOW-GRADE GOLD ORE SHOOTS WITH INDISTINCT ASSAY WALLS. SHOOTS ARE LOCALIZED BY INTERSECTION OF FISSURES AND FAULTS WITH HAMBURGOLOMITE
References
Reference (Deposit): ROBERTS R. J., ETAL (1967) GEOLOGY AND MINERAL RESOURCES OF EUREKA CO. NEV.,EV BUREAU OF MINES BULL 64
Reference (Deposit): US BUREAU OF MINES (ELY) MILS NO 112, REFERENCE NO 3201100141
Reference (Deposit): NOLAN T.B. (1962) THE EUREKA MINING DISTRICT, USGS PROF PAPER 406
Reference (Deposit): NBMG, 1994, MI-1993
Reference (Production): NOLAN, T.B., (1962) NBMG MI-1993
Reference (Reserve-Resource): NBMG MI-1993
Nevada Gold
Nevada has a total of 368 distinct gold districts. Of the of those, just 36 are major producers with production and/or reserves of over 1,000,000 ounces, 49 have production and/or reserves of over 100,000 ounces, with the rest having less than 100,000 ounces. Read more: Gold Districts of Nevada.
