Unknown Adit

The Unknown Adit is a mine located in Juab county, Utah at an elevation of 5,151 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

Name: Unknown Adit  

State:  Utah

County:  Juab

Elevation: 5,151 Feet (1,570 Meters)


Lat, Long: 39.78361, -112.64083

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.

Satelite image of the Unknown Adit

Unknown Adit MRDS details

Site Name

Primary: Unknown Adit


Secondary: Iron
Tertiary: Copper


State: Utah
County: Juab
District: Desert Mtn

Land Status

Land ownership: BLM Administrative Area
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.


Not available


Type: Underground


Not available


Not available


Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Method: Ore-Mineral In Place
Years of Production:
Significant: N
Deposit Size: S


General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Great Basin
Physiographic Detail: Desert Mountains

Mineral Deposit Model

Not available


Form: VEIN


Type: R
Description: Basin & Range

Type: L
Description: N. Trending Fractures


Not available


Name: Granite
Role: Host
Age Type: Host Rock
Age Young: Pliocene

Name: Granite
Role: Host
Age Type: Associated Rock
Age Young: Pliocene

Name: Granite
Role: Host
Age Type: Associated Rock Unit
Age Young: Pliocene

Analytical Data

Not available


Not available


Comment (Location): SECTION SUBDIVISIONS NE 1/4 NE 1/4 NW 1/4

Comment (Workings): SHORT ADIT


Reference (Production): EVERTS, M.L., 1980, ON SITE INVESTIGATION: UTAH GEOL. & MIN. SUR.

Reference (Deposit): 1973 GEOLMAP UT. GEOL. & MIN. SURVEY SS #42

Reference (Deposit): 1972 GEOPHYS UT. GEOL. & MIN. SURVEY BULL. 95

Reference (Deposit): 1920 RECON BUTLER, B.S., & OTHERS: USGS PP 111

Reference (Deposit): EVERTS, M.L., 1980, ON SITE INVEST. BY UT. GEOL. & MIN. SURVEY

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