Little May Shaft

The Little May Shaft is a silver, copper, gold, and lead mine located in Juab county, Utah at an elevation of 6,329 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: Little May Shaft
Secondary: Matson Shaft

Commodity

Primary: Silver
Primary: Copper
Primary: Gold
Primary: 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

Not available

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1923
Year Last Production: 1929
Discovery Year: 1920
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: PINCH AND SWELL

Structure

Not available

Alterations

Alteration Type: L
Alteration Text: 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

Analytical Data

Not available

Materials

Ore: Tetrahedrite
Ore: Enargite
Gangue: Quartz
Unknown: Pyrite

Comments

Comment (Location): BOTTOM OF RUBY HOLLOW ; INFO FROM LAND.ST :1977

Comment (Deposit): A PROSPECT

Comment (Workings): SHAFT WITH MANY WATER PROBLEMS, ON SW EXTENSION OF TESORA VEIN; LEVELS AT 100, 150, 200. OLD SHAFT WAS INCLINE?

Comment (Deposit): A PROSPECT FUNDED BY STOCK SALES AND CLOSED IN FAVOR OF OTHERS WHEN ORE PROVED SMALL ; INFO.SRC : 1 PUB LIT

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): NEALE, W.G., 1927, THE MINES HANDBOOK, VOL. XVII, P. 1500; MINES HANDBOOK CO. NEW YORK.

Reference (Deposit): WESTERN MINERAL SURVEY, SALT LAKE CITY, 1920'S, VARIOUS ISSUES.

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