Annex

The Annex is a lead and silver mine located in Box Elder county, Utah at an elevation of 7,300 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: Annex  

State:  Utah

County:  Box Elder

Elevation: 7,300 Feet (2,225 Meters)

Commodity: Lead, Silver

Lat, Long: 41.25444, -114.01778

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 Annex

Annex MRDS details

Site Name

Primary: Annex


Commodity

Primary: Lead
Primary: Silver
Tertiary: Zinc
Tertiary: Copper


Location

State: Utah
County: Box Elder
District: Lucin Mining District


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.


Holdings

Not available


Workings

Type: Underground


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
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: Pilot Mountains


Mineral Deposit Model

Not available


Orebody

Form: TABULAR, SHEET LIKE


Structure

Not available


Alterations

Alteration Type: L
Alteration Text: Limonitization


Rocks

Name: Limestone
Role: Host
Age Type: Host Rock Unit
Age Young: Late Devonian

Name: Limestone
Role: Host
Age Type: Host Rock
Age Young: Late Devonian


Analytical Data

Analytical Data: PB 39.3 %, 31 OZ/TON AG, ZN 1.5 %, CU 0.23 %, AU 0.015 OZ/TON


Materials

Ore: Galena
Ore: Smithsonite
Ore: Hemimorphite
Ore: Silver
Gangue: Kaolin
Gangue: Limonite
Gangue: Calcite


Comments

Comment (Location): SECTION SUBDIVISIONS SE SE NE 9 AND W 1/2 NW 10

Comment (Production): PERHAPS A FEW 10S OF TONS OF ORE PRODUCED

Comment (Workings): SEVERAL SHORT ADITS, INCLINES AND SHALLOW SHAFTS

Comment (Reserve-Resource): A FEW TONS OF ORE REMAIN IN MINES

Comment (Deposit): SEVERAL SCATTERED MINERALIZED FISSURES


References

Reference (Analytical Data): SRC.REF: UGMS FILES: SAMPLE OF 1/2 INCH FISSURE

Reference (Deposit): BLUE, D. M., 1960 , GEOLOGY AND ORE DEPOSITS OF THE LUCIN MINING DISTRICT, BOX ELDER COUNTY, UTAH AND ELKO COUNTY, NEVADA: UNIV. OF UTAH MS THESIS.

Reference (Deposit): DOELLING, H. H., IN PREPARATION, GEOLOGY AND MINERAL RESOURCES OF BOX ELDER COUNTY, UTAH: UTAH GEOLOGICAL AND MINERAL SURVEY BULLETIN.

Reference (Deposit): 1973 MINEMAP UTAH GEOL. AND MINERAL SURVE

Reference (Production): DOELLING, H. H., 1979 , UTAH GEOL. AND MINERALOG. SURVEY ON-SITE INVESTIGATION


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