Zella Mine

The Zella Mine is a silver, gold, and lead mine located in Tooele county, Utah at an elevation of 8,241 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: Zella Mine
Secondary: Zella Group

Commodity

Primary: Silver
Primary: Gold
Primary: Lead

Location

State: Utah
County: Tooele
District: Ophir 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

Not available

Ownership

Owner Name: Brown, H. Ross, Jr.
Home Office: 2200 Walker Lane, Salt Lake City, Utah 84117

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
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: Southern Oquirrh Mountains

Mineral Deposit Model

Not available

Orebody

Form: TABULAR

Structure

Type: R
Description: Just West Of The Axis Of The Ophir Anticline

Alterations

Not available

Rocks

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

Name: Lamprophyre
Role: Associated
Age Type: Host Rock
Age Young: Mississippian

Name: Lamprophyre
Role: Associated
Age Type: Host Rock Unit
Age Young: Mississippian

Analytical Data

Analytical Data: 120 OZ./TON AG, 9 DOLLARS/TON AU

Materials

Ore: Plumbojarosite
Ore: Cerargyrite
Ore: Gold
Gangue: Jarosite
Gangue: Sericite
Gangue: Calcite
Gangue: Barite

Comments

Comment (Geology): BELOW THE LONG TRAIL SHALE MBR. OF THE GREAT BLUE

Comment (Deposit): ZELLA GROUP INCLUDES ZELLA, MOUNTAIN TIGER, SILVER CHIEF AND ROCKWELL PATENTED CLAIMS ; INFO.SRC : 1 PUB LIT

Comment (Location): LOCATION CHECKED BY PATENTED CLAIM PLATS ; INFO FROM LAND.ST :1975

Comment (Commodity): ORE IS A SOFT YELLOW SILICEOUS CHLORIDE

Comment (Production): ZELLA, LION, DOUGLAS AND ADJACENT MINES PRODUCED OVER ONE MILLION DOLLARS WORTH OF ORE BEFORE 1932, SOME PRODUCTION RECORDED IN 1935, 1939 AND 1940.

Comment (Deposit): EXPLORATION ALONG FAULT TRENDING N 45 W AND ALONG NORTH TRENDING LAMPROPHYRE DIKE

Comment (Workings): ONE SHAFT, ONE ADIT AND FIVE PROSPECTS

References

Reference (Deposit): GILLULY, J., 1932, GEOLOGY AND ORE DEPOSITS OF THE STOCKTON AND FAIRFIELD QUADRANGLES, UTAH: USGS PROF. PA. 173.

Reference (Deposit): BISSELL, H.J., (ED.), 1959, GEOLOGY OF THE SOUTHERN OQUIRRH MOUNTAINS AND FIVEMILE PASS-NORTHERN BOULTER MOUNTAIN AREA: UTAH GEOL. SOC. GUIDEBOOK 14.

Reference (Deposit): USBM MINERAL YEARBOOK 1935, 1939 AND 1940

Reference (Deposit): HEYL, A.V., 1963, OXIDIZED ZINC DEPOSITS OF THE UNITED STATES-PART 2, UTAH: USGS BULLETIN 1135-B, P. 62.

Reference (Production): GILLULY, J., 1932, P.141

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