The Eureka Standard Mine is a copper, silver, lead, and gold mine located in Utah county, Utah at an elevation of 5,860 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: 5,860 Feet (1,786 Meters)
Commodity: Copper, Silver, Lead, Gold
Lat, Long: 39.94333, -112.05972
Map: View on Google Maps
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Eureka Standard Mine MRDS details
Site Name
Primary: Eureka Standard Mine
Secondary: Tintic Bonanza Mining Co
Secondary: Montana Mining Co
Commodity
Primary: Copper
Primary: Silver
Primary: Lead
Primary: Gold
Location
State: Utah
County: Utah
District: Tintic District
Land Status
Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Amax Copper Mines, Subsidiary Of Amax, Inc.
Home Office: Greenwich, Conn.
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1928
Discovery Method: Ore-Mineral Not In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Great Basin
Physiographic Detail: Thomas Mountains - Tintic Mountains
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR
Structure
Type: L
Description: Tintic Standard Thrust, Eureka Standard Fault
Alterations
Alteration Type: L
Alteration Text: Argillization
Rocks
Name: Volcanic Rock (Aphanitic)
Role: Associated
Age Type: Host Rock
Age Young: Late Cambrian
Name: Volcanic Rock (Aphanitic)
Role: Associated
Age Type: Associated Rock
Age Young: Oligocene
Analytical Data
Not available
Materials
Ore: Tetrahedrite
Gangue: Quartz
Gangue: Kaolinite
Gangue: Barite
Comments
Comment (Production): GOLD DECREASED WITH DEPTH; MORRIS GIVES DETAIL.
Comment (Development): BASED ON PROJECTION FROM TINTIC STANDARD MINE AND PROPERTY ORGANIZED BY JESSE KNIGHT. LIMESTONE ORE FOUND 1938.
Comment (Workings): SHAFT, RAISES, WINZES. DEEPER WORK PREVENTED BY HOT WATER
Comment (Geology): FIRST SUCCESSFUL MINING OF TINTIC QUARTZITE ORES.
Comment (Location): HILLS EAST OF EUREKA TOWNSITE ; INFO FROM LAND.ST :1977
Comment (Deposit): A RICH GOLD MINE DESPITE SMALL SIZE; FIFTH LARGEST IN THE U.S. IN 1932. LATER AG-PB DISCOVERY
References
Reference (Deposit): MORRIS, H.T., AND LOVERING, T.S., 1979, GENERAL GEOLOGY AND MINES OF THE EAST TINTIC MINING DISTRICT, UTAH AND JUAB COUNTIES, UTAH: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 1024, 194 PP.
Reference (Deposit): COOK, D.R., ED., 1957, GEOLOGY OF THE EAST TINTIC MOUNTAINS AND ORE DEPOSITS OF THE TINTIC MINING DISTRICTS: UTAH GEOL. SOC. GUIDEBOOK, NO. 12, 183 P.
Reference (Deposit): MORRIS, H.T., 1964, GEOLOGY OF THE EUREKA QUADRANGLE, UTAH AND JUAB COUNTIES, UTAH: U.S. GEOLOGICAL SURVEY BULLETIN 1142-K, P. K1-K29.
Reference (Deposit): LINDGREN, WALDEMAR, AND LOUGHLIN, G.F., 1919, GEOLOGY AND ORE DEPOSITS OF THE TINTIC MINING DISTRICT, UTAH: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 107, 276 PP.
Reference (Deposit): GARDNER, E.D., 1935, MINING METHODS AND COSTS AT EUREKA STANDARD MINE: U.S. BUREAU OF MINES INF. CIRC. IC-6851, PAGE 2.
Reference (Production): MORRIS, 1979
The Top Ten Gold Producing States
These ten states contributed the most to the gold production that built the West from 1848 through the 1930s. The Top Ten Gold Producing States.