Emma Mine

The Emma Mine is a lead and zinc mine located in Juab county, Utah at an elevation of 4,951 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: Emma Mine

Commodity

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

Location

State: Utah
County: Juab
District: Fish Springs 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: James Chipman (Estate)
Years: 1976 -

Owner Name: Utah International, Inc.
Years: 1976 -

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1925
Discovery Year: 1895
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: Fish Springs Mountains

Mineral Deposit Model

Not available

Orebody

Form: LENTICULAR

Structure

Type: R
Description: Basin & Range/Sevier Orogenic Structures Including A Ne Trending Asymmetrical Anticline

Type: L
Description: The Juab Fault Zone & Other Fractures Which Strike N70 W & East-West

Alterations

Alteration Type: L
Alteration Text: Complete Oxidation Of Ore.

Rocks

Name: Rhyolite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene

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

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

Analytical Data

Analytical Data: 1955 : CHANNEL SAMPLE 0.01 OZ AU, 31.4 OZ AG, 5.5 % PB, 4.2 % ZN, 40.2 % SILICA, 26.4 % CARBONATE, 17.2 % FE

Materials

Ore: Galena
Ore: Wulfenite
Ore: Hemimorphite
Ore: Anglesite
Ore: Smithsonite
Ore: Willemite
Ore: Hydrozincite
Ore: Aurichalcite
Ore: Cerargyrite
Ore: Sphalerite
Ore: Plumbojarosite

Comments

Comment (Development): HEYL REPORTS THE MINE TO BE THE 3RD LARGEST PRODUCER IN THE DISTRICT, BUT NO FIGURES ARE AVAILABLE

Comment (Workings): DUMPS SUGGEST SEVERAL HUNDRED FEET OF WORKINGS. WORKINGS CONSIST OF SHAFTS, RAISES, WINZES, DRIFTS & CROSSCUTS

Comment (Commodity): OTHER MINERALS: SMITHSONITE, AURICHALCITE, WULFENITE, HYDROZINCITE, WILLEMITE, LIMONITE

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

Comment (Production): PRODUCTION FIGURES UNKNOWN

References

Reference (Deposit): PERRY, L. I., & MCCARTHY, B. M., 1976, LEAD & ZINC IN UTAH: UTAH GEOL. & MIN. SURVEY OPEN FILE RPT. #22.

Reference (Deposit): 1976 RECON UTAH GEOL. & MIN. SURVEY OPEN FR #22

Reference (Production): PERRY, L. I., 1976, OPEN FILE REPORT NO 22: UTAH GEOL. AND MIN. SUR.

Reference (Deposit): HEYL, A. V., 1963, OXIDIZED ZN DEPOSITS OF UT: USGS BULL. 1135-B

Reference (Deposit): OLIVEIRA, M. E., 1975, GEOLOGY OF FISH SPRINGS MINING DISTRICT: BYU GEOLOGY STUDIES V. 22, PT. 1

Reference (Deposit): CHRISTENSEN, W. J., 1977, FISH SPRINGS MINING DISTRICT: UNIV. OF UTAH MS THESIS

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

Reference (Deposit): 1963 RECON HEYL, A. V., USGS BULL. 1135-B

Reference (Deposit): 1975 RECON BYU GEOLOGY STUDIES V. 22

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