Northern Spy Mine

The Northern Spy Mine is a lead, silver, and copper mine located in Utah county, Utah at an elevation of 7,402 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: Northern Spy Mine
Secondary: Carisa

Commodity

Primary: Lead
Primary: Silver
Primary: Copper

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: Anaconda Co.
Home Office: New York, N.Y.

Owner Name: Empire Mines Co

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year Last Production: 1925
Discovery Year: 1885
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: IRREGULAR

Structure

Type: R
Description: Sioux A Tap Fault Zone

Type: L
Description: Caves

Alterations

Alteration Type: L
Alteration Text: Argillization

Rocks

Name: Limestone
Role: Host
Age Type: Host Rock
Age Young: Mississippian

Analytical Data

Not available

Materials

Ore: Copper
Ore: Cerargyrite
Gangue: Quartz

Comments

Comment (Location): SOUTHWEST OF IRON BLOSSOM NUMBER 3 ; INFO FROM LAND.ST :1977

Comment (Development): EARLY DAY PROSPECT AND PRODUCER

Comment (Workings): ADIT, TWO SHAFTS AS OF 1898; POOR CONDITION 1983

Comment (Geology): A LARGE CAVE, PARTIALLY COLLAPSED WITH SECONDARY CU AND FE MINERALS, WAS FOUND BELOW BOTTOM OF SHAFT

Comment (Deposit): DUMP OF ADIT HAS STRONGLY SILICIFIED LIMESTONE ; INFO.SRC : 1 PUB LIT

Comment (Deposit): Discovery Year: 1880S

Comment (Deposit): 15 SOUTH EXTENSION OF SIOUX AND UTAH MINES

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): TOWER, G.W., JR., AND SMITH, G.O., 1899, U.S. GEOLOGICAL SURVEY 19TH ANNUAL REPORT, VOLUME III, 1897-1898.

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