Lower Mammoth Mine

The Lower Mammoth Mine is a zinc, copper, gold, and silver mine located in Juab county, Utah at an elevation of 6,719 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

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.

Site Name

Primary: Lower Mammoth Mine
Secondary: Mammoth - Copperopolis ? Mine

Commodity

Primary: Zinc
Primary: Copper
Primary: Gold
Primary: Silver
Secondary: Lead

Location

State: Utah
County: Juab
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: Anaconda Co., North Lilly Mining Co. (Subsidiary)

Owner Name: Empire Mines Co. And Leasers
Home Office: Provo, Ut.

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1912
Year Last Production: 1940
Discovery Year: 1910
Discovery Method: Ore-Mineral 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: BLANKET

Structure

Not available

Alterations

Alteration Type: L
Alteration Text: Silicification, Argillization

Rocks

Name: Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Oligocene

Name: Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Oligocene

Name: Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Late Cambrian

Name: Monzonite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Cambrian

Analytical Data

Not available

Materials

Gangue: Quartz

Comments

Comment (Location): HEAD OF CANYON WEST OF MAMMOTH; EAST SLOPE OF MAMMOTH PEAK ; INFO FROM LAND.ST :1977

Comment (Commodity): FAVORABLE AREA FOR FURTHER DISCOVERY OF ORE

Comment (Deposit): ADIT LEVEL CUTS PB-AG FISSURE 650 FT FROM PORTAL AND PROVIDES ACCESS TO SOME POTENTIAL AREAS. ; INFO.SRC : 1 PUB LIT; 5 PERS COMM

Comment (Development): MINING OF IRON FLUX AND SILVER-LEAD TO 1920. ADIT LEVEL, 532 E, KEPT OPEN BY ANACONDA AND HYRUM SCHMIDT

Comment (Deposit): HEYL, 1963, DESCRIBES OXIDE ZINC ORE .3 FISSURE VEINS EXPLORED

Comment (Workings): WINZE BELOW 1800 LEVEL HIT WATER AND WAS DISCONTINUED EARLY 1926. DRIFTED FOR BLACKJACK EXTENSION IN 1925.

Comment (Geology): LINDGREN, 1919, PROVIDES DETAIL

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): HEYL, A.V., 1963, OXIDIZED ZINC DEPOSITS, OF THE U.S. PART 2 PAGE 1376, U.S. GEOL.

Reference (Deposit): HARRIS, BK., 1966, THE TOWNS OF TINTIC, SAGE BOOKS.

Reference (Deposit): SALT LAKE MINING REVIEW, FEBRUARY 28, 1915, SALT LAKE CITY.

Reference (Deposit): MCINTYRE, E.S., PERSONAL INTERVIEW OCTOBER 25, 1983.

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