Bertha Claim

The Bertha Claim is a copper mine located in Tooele county, Utah at an elevation of 5,751 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: Bertha Claim  

State:  Utah

County:  Tooele

Elevation: 5,751 Feet (1,753 Meters)

Commodity: Copper

Lat, Long: 39.9825, -113.18361

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 Bertha Claim

Bertha Claim MRDS details

Site Name

Primary: Bertha Claim


Commodity

Primary: Copper
Secondary: Lead


Location

State: Utah
County: Tooele
District: Dugway 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: Surface/Underground


Ownership

Owner Name: J. F. And T. Q. Cannon
Years: 1956 -

Owner Name: Hollinger-Macfarland
Years: 1955 -


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Year First Production: 1900
Discovery Year: 1890
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: Dugway Mountains


Mineral Deposit Model

Not available


Orebody

Form: VEINS


Structure

Type: R
Description: Buckhorn Thrust Fault Probably Underlies This Property

Type: L
Description: Property Is In A Graben Between 2 Upfaulted Blocks Of Prospect Mtn Quartzite


Alterations

Alteration Type: L
Alteration Text: Gossan, Clay, Hydrothermal


Rocks

Name: Dolomite
Role: Host
Age Type: Host Rock
Age Young: Late Cambrian


Analytical Data

Analytical Data: 1964 CHIP SAMPLE AROUND EDGE OF STOPE AT SE END OF ADIT: 3.7% CU, 1.2% PB, .001% U, .06 OZ AU, .22 OZ AG, .50% ZN


Materials

Ore: Covellite
Ore: Hematite
Ore: Malachite
Ore: Chalcopyrite
Ore: Chalcanthite
Ore: Pyrite
Gangue: Barite
Gangue: Quartz
Gangue: Calcite


Comments

Comment (Production): A LITTLE COPPER ORE WAS SHIPPED TO A SMELTER NEAR STOCKTON AROUND 1900

Comment (Deposit): CLAIM WAS PATENTED ON MAY 16, 1900. BODY IS POORLY EXPOSED & HAS A MINIMUM LENGTH OF 80 FT & A WIDTH OF 32 FT

Comment (Reserve-Resource): IRON ORE POTENTIAL DOES NOT EXCEED 1,000 TONS.

Comment (Location): PROPERTY CONSIST OF THREE GROUPS OF UNPATENTED CLAIMS, THE MASTODON GROUP, HIGH UP GROUP, LOW DOWN GROUP.

Comment (Deposit): MAGNETITE VEINS IN THE RENCHER FM ARE EXPOSED ON THE MASTODON CLAIMS. REPLACEMENT DEPOSITS ALONG THE CONTACT ZONE OCCURS ON THE HIGH UP AND LOW DOWN CLAIMS.

Comment (Workings): WORKINGS CONSIST OF A SHAFT, A CROSSCUT PIT, & AN ADIT. THE PIT IS 8 FT DEEP, THE SHAFT IS INCLINED 41 DEG. N24E & IS 95 FT DEEP. THE ADIT CONNECTS WITH THE SHAFT AND IS 400 FT LONG

Comment (Geology): ORE CONSISTS OF A DARK GREENISH-GRAY, FINE-GRAINED CLAYEY MATERIAL THRU. WHICH ARE SCATTERED NUMEROUS PYRITE CUBES 0.4-20MM ACROSS.

Comment (Deposit): A 1964 2 1/2 CHANNEL SAMPLE, 5 FT ABOVE FLOOR LEVEL OVER SMALL WINZE ; INFO.SRC : 3 FIELD OBSERV

Comment (Workings): WORKINGS CONSIST OF SHALLOW PITS, A SHAFT, AN ADIT AND BULLDOZER CUTS.


References

Reference (Analytical Data): SRC.REF: STAATZ, M.H., AND CARR, W.J. 1964, U.S.G.S. PROF. PAPER 415

Reference (Deposit): STAATZ, M.H., & CARR, W.J., 1964, GEOL. & MIN. DEP. OF THOMAS & DUGWAY RANGES, UT: U.S.G.S. PROF. PAP. 415

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

Reference (Deposit): USGS PROF. PAPER 415, 1964

Reference (Deposit): CONSV. COMP. DATE, 02-18-1965

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

Reference (Deposit): 1964 GEOLMAP STAATZ & CARR, USGS PP 415

Reference (Production): STAATZ, M.H. AND CARR, W.J., 1964, U.S.G.S. PROF. PAP. 415


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